Minggu, 08 Juni 2014



2606.   Sönnichsen, J. D.; Jacoby, J.; and Welch, E. B.  (1997).   Response of cyanobacterial migration to alum treatment in Green Lake.   Arch. Hydrobiol. 140(3):373-392.  Keywords:  Washington/ cyanobacteria/ migration/ alum treatment.
2607.   Soong, F. S.; Maynard, E.; Kirke, K.; and Luke, C.  (1992).   Illness associated with blue-green algae.   Med. J. Aust. 156(1):67.  Keywords:  Australia/ cyanobacteria/ illness.
2608.   Southcott, R. V.  (1992).   Illness associated with blue-green algae.   Med. J. Aust. 156(1):67.  Keywords:  illness/ blue-green algae.  (Comment)
2609.   Souza, R. C. R. de; Carvalho, M. C.; and Truzzi, A. C.  (1998).   Cylindrospermopsis raciborskii (Wolosz.) Seenaya and Subba Raju (Cyanophyceae) dominance and a contribution to the knowledge of Rio Pequeno Arm, Billings Reservoir, Brazil.   Environ. Toxicol. Water Qual. 13(1):73-81.  Keywords:  phytoplankton/ Cylindrospermopsis raciborskii/ water quality/ toxicity/ Billings reservoir/ Brazil.
2610.   Spassova, M.; Mellor, I. R.; Petrov, A. G.; Beattie, K. A.; Codd, G. A.; Vais, H.; and Usherwood, P. N. R.  (1995).   Pores formed in lipid bilayers and in native membranes by nodularin, a cyanobacterial toxin.   Eur. Biophys. J. 24(2):69-76.  Keywords:  patch-clamp/ lipid monolayers/ lipid bilayers/ locust muscle membranes/ Nodularia spumigena/ cyanobacterial toxins/ nodularin/ membrane pores/ edge energy.
2611.   Spivak, C. E.; Albuquerque, E. X.; Aronstam, R. S.; Eldefrawi, M. E.; and Witkop, B.  (1979).   A study of the pre-and postsynaptic reactions of a potent agonist of the nicotinic receptor.   Soc. Neurosci. Abstr. 5:489.  Keywords:  anatoxin/ nicotinic receptor.  (Poster Abstract #1661)
2612.   Spivak, C. E.; Gonzales-Rudo, R.; Rapoport, H.; and Albuquerque, E. X.  (1984).   Stereoselectivity of nicotinic receptors and their single channel properties induced by anatoxin-a.   Soc. Neurosci. Abstr. 10(1):562.  Keywords:  anatoxin-a/ nicotinic receptors.  (Abstract)
2613.   Spivak, C. E.; Waters, J.; Witkop, B.; and Albuquerque, E. X.  (1983).   Potencies and channel properties induced by semirigid agonists at frog nicotinic acetylcholine receptors.   Mol. Pharmacol. 23:337-343.  Keywords:  cyanotoxin/ frog nicotinic receptors.
2614.   Spivak, C. E.; Witkop, B.; and Albuquerque, E. X.  (1980).   Anatoxin-a:  a novel, potent agonist at the nicotinic receptor.   Mol. Pharmacol. 18:384-394.  Keywords:  cyanotoxin/ anatoxin-a/ nicotinic receptor.
2615.   Spoerke, D. G. and Rumack, B. H.  (1985).   Blue-green algae poisoning.   J. Emerg. Med. 2:353-355.  Keywords:  cyanotoxin/ neurotoxins.
2616.   Spoof, L.; Karlsson, K.; and Meriluoto, J.  (2001).   High-performance liquid chromatographic separation of microcystins and nodularin, cyanobacterial peptide toxins, on C-18 and amide C-16 sorbents.    J. Chromat. A 909(2):225-236.  Keywords:  stationary phases/ LC/ mobile phase/ composition/ microcystins/ toxins/ nodularin.
2617.   Spoof, L.; Klimova, S.; Mikhailov, A.; Eriksson, J. E.; and Meriluoto, J.  (2003).   Synthesis and organotropism of H-3-dihydro derivatives of the cyanobacterial peptide hepatotoxin nodularin.   Toxicon 41(2):153-162.  Keywords:  nodularin/ cyanobacteria/ toxin/ radio labeling/ organotropism/ blue-green algae/ trout Oncorhynchus mykiss/ microcystin-LR/ protein phosphatase-1/ dihydromicrocystin-LR/ in vivo/ immunohistochemical localization/ tritiated dihydromicrocystin/ tissue distribution/ tumor promotion.
2618.   Spoof, L. and Meriluoto, J.  (2002).   Rapid separation of microcystins and nodularin using a monolithic silica C-18 column.   J. Chromat. A 947(2):237-245.  Keywords:  stationary phases/ LC/ monolithic columns/ microcystins/ nodularin/ peptides/ toxins.
2619.   Spoof, L.; Vesterkvist, P.; Lindholm, T.; and Meriluoto, J.  (2003).   Screening for cyanobacterial hepatotoxins, microcystins and nodularin in environmental water samples by reversed-phase liquid chromatography electrospray ionisation mass spectrometry.   J. Chromat. A 1020(1):105-119.  Keywords:  water analysis/ environmental analysis/ bacteria/ hepatotoxins/ toxins/ microcystins/ nodularin.
2620.   Springer, P.  (1962).   Literature references on blue-green algae in relation to mosquito breeding.    Keywords:  mosquito/ blue-green algae/ references.
2621.   Stafford, R. G.; Mehta, M.; and Kemppainen, B. W.  (1992).   Comparison of the partition coefficient and skin penetration of a marine algal toxin (lyngbyatoxin A).   Food Chem. Toxicol. 30(9):795-801.  Keywords:  lyngbyatoxin A/ skin penetration/ partition coefficient.
2622.   Stal, L. J.; Staal, M.; and Villbrandt, M.  (1999).   Nutrient control of cyanobacteria blooms in the Baltic Sea.   Aquat. Microbial Ecol. 18(2):165-173.  Keywords:  Baltic Sea/ cyanobacteria/ bloom/ picoplankton/ nutrients/ iron/ nitrogen/ nitrogen fixation/ molybdate/ sulfate.
2623.   Stalker, M. (1887).   On the Waterville cattle's disease.  In:  Department of Agriculture Report 1881/86.   Pioneer Press Co.: Univ. Minnesota.  Report # Biennial Report of the Board of Regents, No. 4, Suppl. No. 1, pp. 105-108.   Keywords:  cyanotoxin/ cattle.
2624.   Stangenberg, M.  (1968).   Toxic effects of Microcystis aeruginosa Kg. extracts on Daphnia longispina O.F. Müller and Eucypris virens Jurine.   Hydrobiologia 32:81-88.  Keywords:  cyanotoxin/ Microcystis aeruginosa/ Daphnia longispina/ Eucypris virens.
2625.   Stanier, R. Y.; Kunisawa, R.; Mandel, M.; and Cohen-Bazire, G.  (1971).   Purification and properties of unicellular blue-green algae (order Chroococcales).   Bacteriol. Rev. 35(2):171-205.  Keywords:  cyanotoxin/ purification.
2626.   Starkweather, P. L.  (1981).   Trophic relationships between the rotifer Brachionus calyciflorus and the blue-green algae Anabaena flos-aquae.   Verh. Internat. Verein. Limnol. 21:1507-1514.  Keywords:  cyanotoxin/ Anabaena flos-aquae/ Brachionus calyciflorus/ relationship.
2627.   Stavric, B. and Gorham, P. R.  (1966).  Toxic factors from Anabaena flos-aquae (Lyngb.) de Bréb. clone NRC-44h.  In: Proceedings Canadian Society Plant Physiology Annual Meeting.  Vol. 7,  pp. 21.  June 1-3, 1966; University of British Columbia, Vancouver.  Keywords:  cyanotoxin/ Anabaena flos-aquae.  (Abstract)
2628.   Steffensen, D.; Burch, M.; Nicholson, B.; Drikas, M.; and Baker, P.  (1999).   Management of toxic blue-green algae (cyanobacteria) in Australia.   Environ. Toxicol. 14(1):183-195.  Keywords:  management/ toxic cyanobacteria/ Australia.
2629.   Stein, J. R. and Borden, C. A.  (1984).   Causative and beneficial algae in human disease conditions:  a review.   Phycologia 23:485-501.  Keywords:  algae/ human disease.
2630.   Steiner, J. L. R.; Murakami, M.; and Tulinsky, A.  (1998).   Structure of thrombin inhibited by aeruginosin 298-A from a blue-green alga.   J. Am. Chem. Soc. 120(3):597-598.  Keywords:  blue-green alga/ thrombin inhibition/ structure.
2631.   Stephen, C.; Kent, M. L.; and Dawe, S. C.  (1993).   Hepatic megalocytosis in wild and farmed chinook salmon Oncorhynchus tshawytscha  in British Columbia, Canada.   Dis. Aquat. Org. 16(1):35-39.  Keywords:  salmon/ Oncorhynchus tshawytscha/ British Columbia/ hepatic megalocytosis.
2632.   Stephens, E. L.  (1945).   Microcystis toxica sp. Nov.:  a poisonous alga from the Transvaal and Orange Free state.   Trans. Roy. Soc. S. Afr. 32:105-112  [Also published (1948) Hydrobiologia 1:14].  Keywords:  cyanotoxin/ Microcystis toxica/ South Africa.
2633.   Stephenson, T.  (1991).   Blue-green algal blooms.   Chem. Britain 27(2):131.  Keywords:  blooms/ blue-green algae.
2634.   Stevens, D. K. and Krieger, R. I.  (1988).   Analysis of anatoxin-a by GC/ECD.   J. Analyt. Toxicol. 12(3):126-131.  Keywords:  cyanotoxin/ anatoxin/ analysis/ GC.
2635.   Stevens, D. K. and Krieger, R. I.  (1991).   Effect of route of exposure and repeated doses on the acute toxicity in mice of the cyanobacterial nicotinic alkaloid anatoxin-a.   Toxicon 29(1):134-138.  Keywords:  anatoxin-a/ mice toxicity/ exposure route.
2636.   Stevens, D. K. and Krieger, R. I.  (1990).   N-methylation of anatoxin-a abolishes nicotinic cholinergic activity.   Toxicon 28(2):133-134.  Keywords:  anatoxin-a/ nicotinic cholinergic acitivity.  (Letter to Editor)
2637.   Stevens, D. K. and Krieger, R. I.  (1991).   Stability studies on the cyanobacterial nicotinic alkaloid anatoxin-a.   Toxicon 29(2):167-179.  Keywords:  anatoxin-a/ stability studies.
2638.   Stevens Jr., S. E.; Murphy, R. C.; Lamoreaux, W. J.; and Coons, L. B.  (1994).   A genetically engineered mosquitocidal cyanobacterium.   J. Appl. Phycol. 6:187-197.  Keywords:  Agmenellum quadruplicatum/ Synechococcus PCC 7002/ cyanobacteria/ Bacillus thuringiensis var. israelensis/ mosquitocidal/ larvacide.
2639.   Stewart, A. G.; Barnum, D. A.; and Henderson, J. A.  (1950).   Algal poisoning in Ontario.   Can. J. Comp. Med. 14(6):197-202.  Keywords:  cyanotoxin/ Ontario.
2640.   Stewart, I.; Webb, P. M.; Schluter, P. J.; Shaw, G. R.; and Moore, M. R.  (2001).   The epidemiology of recreational exposure to freshwater cyanobacteria — an observational study of recreational water users in Queensland and New South Wales.   Toxicology 164(1-3 Suppl.):174.  Keywords:  cyanobacteria/ epidemiology/ recreational waters.
2641.   Stewart, J. B.; Bornemann, V.; Chen, J-L.; Moore, R. E.; Caplan, F. R.; Karuso, H.; Larsen, L. K.; and Patterson, G. M. L.  (1988).   Cytotoxic and fungicidal nucleosides from blue-green algae belonging to the Scytonemataceae.   J. Antibiot. 41(8):1048-1056.  Keywords:  cyanotoxin/ Scytonema/ Plectonema/ Tolypothrix/ antifungal/ nucleoside/ NMR/ bioassay/ antitumor.
2642.   Steyn, D. G.  (1944).   Poisoning by algae on dams and pans (Vergiftiging deur slyk (algae) op damme en panne).   S. Afr. Med. J. 18:378.  Keywords:  cyanotoxin.  (Afrikaans)
2643.   Steyn, D. G.  (1945).   Poisoning of animals and human beings by algae.   S. Afr. J. Sci. 41:243-244.  Keywords:  cyanotoxin/ animal and human poisoning/ South Africa.
2644.   Steyn, D. G.  (1943).   Poisoning of animals by algae on dams and pans.   Farming S. Afr. 18:489-510.  Keywords:  cyanotoxin/ South Africa/ animal poisonings/ algae.
2645.   Steyn, D.G. (1945).   Poisoning of Animals by Algae (Scum or Waterbloom) in Dams and Pans.   Union of S. Afr, Dept. of Agric. and Forestry, Government Printer: Pretoria.  9 pp.    Keywords:  South Africa/ animal poisonings/ algae.
2646.   Steyn, D. G.  (1944).   Poisonous and non-poisonous algae (waterbloom, scum) in dams and pans.   Farming S. Afr. 56(19):465-466.  Keywords:  cyanotoxin/ South Africa.
2647.   Steyn, D. G.  (1949).  Poisonous fresh-water algae.  African Regional Scientific Conference.  pp. 1-3.  Johannesburg.  Keywords:  cyanotoxin/ fresh-water.  (Communication No. C{1} 5)
2648.   Stirling, D. J. and Quilliam, M. A.  (2001).   First report of the cyanobacterial toxin cylindrospermopsin in New Zealand.   Toxicon 39(8):1219-1222.  Keywords:  cylindrospermopsin/ Wellington region of New Zealand.
2649.   Stjernlöf, P.; Trogen, L.; and Andersson, A.  (1989).   Synthesis of (+)- and (-)-anatoxin-a via classical diastereomeric salt resolution.   Acta Chem. Scand. 43(9):917-918.  Keywords:  anatoxin-a/ synthesis.  (Letter)
2650.   Stocker, A.; Rüttimann, A.; and Woggon, W-D.  (1993).   Identification of the tocopherol-cyclase in the blue-green algae Anabaena variabilis  Kützing (cyanobacteria).   Helvetica Chim. Acta 76(4):1729-1738.  Keywords:  Anabaena variabilis/ tocopherol cyclase/ identification.
2651.   Stolerman, I. P.; Albuquerque, E. X.; and Garcha, H. S.  (1992).   Behavioural effects of anatoxin, a potent nicotinic agonist, in rats.   Neuropharmacol. 31(3):311-314.  Keywords:  nicotine/ anatoxin/ mecamylamine/ locomotor activity/ drug discrimination.
2652.   Stolte, W.; Karlsson, C.; Carlsson, P.; and Granéli, E.  (2002).   Modeling the increase of nodularin content in Baltic Sea Nodularia spumigena during stationary phase in phosphorus-limited batch cultures.   FEMS Microbiol. Ecol. 41(3):211-220.  Keywords:  cyanobacterium/ nodularin/ modeling/ Nodularia spumigena/ Baltic Sea.
2653.   Stoner, R. D.; Adams, W. H.; Slatkin, D. N.; and Siegelman, H. W.  (1990).   Cyclosporine A inhibition of microcystin toxins.   Toxicon 28(5):569-573.  Keywords:  microcystin inhibition/ cyclosporine A.
2654.   Stoner, R. D.; Adams, W. H.; Slatkin, D. N.; and Siegelman, H. W.  (1989).   The effects of single L-amino acid substitutions on the lethal potencies of microcystins.   Toxicon 27(7):825-828.  Keywords:  microcystins/ potencies/ L-amino acid substitutions.
2655.   Stotts, R. R.; Namikoshi, M.; Haschek, W. M.; Rinehart, K. L.; Carmichael, W. W.; Dahlem, A. M.; and Beasley, V. R.  (1993).   Structural modifications imparting reduced toxicity in microcystins from Microcystis spp.    Toxicon 31(6):783-789.  Keywords:  microcystins/ structural modifications/ reduced toxicity.
2656.   Stotts, R. R.; Twardock, A. R.; Haschek, W. M.; Choi, B. W.; Rinehart, K. L.; and Beasley, V. R.  (1997).   Distribution of tritiated dihydromicrocystin in swine.   Toxicon  35(6):937-953.  Keywords:  tritiated dihydromicrocystin/ distribution/ swine.
2657.   Stotts, R. R.; Twardock, A. R.; Koritz, G. D.; Haschek, W. M.; Manuel, R. K.; Hollis, W. B.; and Beasley, V. R.  (1997).   Toxicokinetics of tritiated dihydromicrocystin-LR in swine.   Toxicon 35(3):455-465.  Keywords:  tritiated dihydromicrocystin-LR/ swine.
2658.   Stowe, C. M.; Monson, E.; Abdullah, A. S.; and Barnes, D.  (1981).   Blue-green algae poisoning (Microcystis aeruginosa) in a dairy herd.   Bovine Clin. 1:6-8.  Keywords:  blue-green algae/ cattle deaths.
2659.   Stratmann, K.; Belli, J.; Jensen, C. M.; Moore, R. E.; and Patterson, G. M.  (1994).   Aulosirazole, a novel solid tumor selective cytotoxin from the blue-green alga Aulosire fertilissima.   J. Org. Chem. 59(21):6279-6281.  Keywords:  aulosirazole/ tumor selective cytotoxin/ Aulosire fertilissima.
2660.   Stratmann, K.; Burgoyne, D. L.; Moore, R. E.; Patterson, G. M. L.; and Smith, C. D.  (1995).   Hapalosin, a cyanobacterial cyclic depsipeptide with multidrug-resistance reversing activity  [Correction for 1994, 59(24):7222].   J. Org. Chem. 60(9):2950.  Keywords:  hapalosin/ cyanobacteria/ multidrug-resistance reversing activity.
2661.   Stratmann, K.; Burgoyne, D. L.; Moore, R. E.; Patterson, G. M. L.; and Smith, C. D.  (1994).   Hapalosin, a cyanobacterial cyclic depsipeptide with multidrug-resistance reversing activity.   J. Org. Chem. 59(24):7219-7226.  Keywords:  hapalosin/ cyanobacteria/ multidrug-resistance reversing activity.
2662.   Stratmann, K.; Moore, R. E.; Bonjouklian, R.; Deeter, J. B.; Patterson, G. M.; Shaffer, S.; Smith, C. D.; and Smitka, T. A.  (1994).   Welwitindolinones, unusual alkaloids from the blue-green algae Hapalosiphon welwitschii and Westiella intricata:   relationship to fischerindoles and hapalindoles.   J. Am. Chem. Soc. 116(22):9935-9942.  Keywords:  alkaloids/ Hapalosiphon welwitschii/ Westiella intricata/ relationship/ fischerindoles/ hapalindoles.
2663.   Sturgeon, S. A. and Towner, R. A.  (1999).   In vivo assessment of microcystin-LR induced hepatotoxicity in the rat using proton nuclear magnetic resonance (1 H-NMR) imaging.   Biochim. Biophys. Acta 1454(3):227-235.  Keywords:  nuclear magnetic resonance/ magnetic resonance imaging/ MRI/ microcystin-LR/ cyanobacteria/ hepatotoxicity/ liver.
2664.   Suganuma, M.; Fujiki, H.; Okabe, S.; Nishiwaki, S.; Brautigan, D.; Ingebritsen, T. S.; and Rosner, M. R.  (1992).   Structurally different members of the okadaic acid class selectively inhibit protein serine/threonine but not tyrosine phosphatase activity.   Toxicon 30(8):873-878.  Keywords:  structure/ members/ okadaic acid/ inhibit/ protein serine/ threonine.
2665.   Suganuma, M.; Fujiki, H.; Tahira, T.; Cheuk, C.; Moore, R. E.; and Sugimura, T.  (1984).   Estimation of tumor promoting activity and structure-function relationships of aplysiatoxins.   Carcinogenesis 5(3):315-318.  Keywords:  cyanotoxin/ aplysiatoxin/ tumor promoting.
2666.   Sukenik, A.; Rosin, C.; Porat, R.; Teltsch, B.; Banker, R.; and Carmeli, S.  (1998).   Toxins from cyanobacteria and their potential impact on water quality of Lake Kinneret, Israel.   Israel J. Plant Sci. 46(2):109-115.  Keywords:  cyanotoxins/ water quality/ Israel/ Lake Kinneret.
2667.   Suzuki, H.; Watanabe, M. F.; Wu, Y. P.; Sugita, T.; Kita, K.; Sato, T.; Wang, X. L.; Tanzawa, H.; Sekiya, S.; and Suzuki, N.  (1998).   Mutagenicity of microcystin-LR in human RSA cells.   Int. J. Mol. Med. 2(1):109-112.  Keywords:  mutagenicity/ microcystin-LR/ human RSA cells.
2668.   Swanson, K. L. and Albuquerque, E. X.  (1992).  Nicotinic acetylcholine receptors and low molecular weight toxins.  In: H. Herken and F. Hucho (eds.)  Handbook of Experimental Pharmacology, Selective Neurotoxicity.  Springer-Verlag: Berlin, Heidelberg, Vol. 102, pp. 611-658,  Ch. 17.   Keywords:  nicotinic acetylcholine receptors/ toxins/ low molecular weight.
2669.   Swanson, K. L. and Albuquerque, E. X.  (1992).   Progress in understanding the nicotinic acetylcholine receptor function at central and peripheral nervous system synapses through toxin interactions.   Maryland Med. J. 41(7):623-631.  Keywords:  toxin/ interaction/ nicotinic acetylcholine receptor/ nervous system synapses.
2670.   Swanson, K. L.; Allen, C. N.; Aronstam, R. S.; Rapoport, H.; and Albuquerque, E. X.  (1986).   Molecular mechanisms of the potent and stereospecific nicotinic receptor agonist (+)-anatoxin-a.   Mol. Pharmacol. 29:250-257.  Keywords:  cyanotoxin/ anatoxin/ nicotinic receptor.
2671.   Swanson, K. L.; Aracava, Y.; Sardina, F. J.; Rapoport, H.; Aronstam, R. S.; and Albuquerque, E. X.  (1989).   N-methylanatoxinol isomers: derivatives of the agonist (+)-anatoxin-a block the nicotinic acetylcholine receptor ion channel.   Mol. Pharmacol. 35(2):223-231.  Keywords:  cyanotoxin/ anatoxin/ block/ nicotinic acetylcholine receptor.
2672.   Swanson, K. L.; Aronstam, R. S.; Rapoport, H.; Sardina, F. J.; and Albuquerque, E. X.  (1988).   Structure-activity relationships of anatoxin analogs at the nicotinic acetylcholine receptor (AChR).   Soc. Neurosci. Abstr. 14:1327.  Keywords:  anatoxin/ nicotinic acetylcholine receptor/ structure-activity relationship.
2673.   Swanson, K. L.; Aronstam, R. S.; Wonnacott, S.; Rapoport, H.; and Albuquerque, E. X.  (1991).   Nicotinic pharmacology of anatoxin analogs.  I. Side chain structure-activity relationships at peripheral agonist and noncompetitive antagonist sites.   J. Pharmacol. Exp. Therapeut. 259(1):377-386.  Keywords:  anatoxin analogs/ nicotinic pharmacology.
2674.   Swanson, K. L.; Aronstam, R. S.; Wonnacott, S.; Rapoport, H.; and Albuquerque, E. X.  (1989).   Nicotinic potency of anatoxin analogues with modifications of the acetyl moiety.   Soc. Neurosci. Abstr. 15:557.  Keywords:  anatoxin analogs/ nicotinic potency.  (Abstract)
2675.   Swanson, K. L.; Rapoport, H.; Aronstam, R. S.; and Albuquerque, E. X.  (1990).  Nicotinic acetylcholine receptor function studied with synthetic (+)-anatoxin-a and derivatives.  In: S. Hall and G. Strichartz (eds.)  Marine Toxins:  Origin, Structure and Molecular Pharmacology.  American Chemical Society: Washington, D.C.,  pp. 107-118, Ch. 7.   ACS Symposium Series #418.  Keywords:  anatoxin-a/ nicotinic acetylcholine receptor.
2676.   Swartz, R. E.; Hirsch, C. F.; Springer, J. P.; Pettibone, D. J.; and Zink, D. L.  (1987).   Unusual cyclopropane-containing Hapalindolinones from a cultured cyanobacterium.   J. Org. Chem. 52:3704-3706.  Keywords:  cyanotoxin/ Fischerella/ products/ cyclopropane/ Hapalindolinone/ NMR/ IR/ mass spectrometry/ cytotoxin.
2677.   Swayze, E. E.; Drach, J. C.; Wotring, L. L.; and Townsend, L. B.  (1997).   Synthesis, antiproliferative and antiviral activity of imidazo[4,5-d]isothiazole nucleosides as 5:5 fused analogs of nebularine and 6-methylpurine ribonucleoside.   J. Med. Chem. 40(5):771-784.  Keywords:  cytotoxin/ synthesis/ antiproliferative activity/ antiviral activity.
2678.   Swift, P. K.; Wehausen, J. D.; Ernest, H. B.; Singer, R. S.; Pauli, A. M.; Kinde, H.; Rocke, T. E.; and Bleich, V. C.  (2000).   Desert Bighorn sheep mortality due to presumptive type-C botulism in California.   J. Wildlife Dis. 36(1):184-189.  Keywords:  bighorn sheep/ California/ botulism.
2679.   Sykora, J. L. and Keleti, G.  (1981).  Cyanobacteria and endotoxins in drinking water supplies.  In: W. W. Carmichael (ed.)  The Water Environment:  Algal Toxins and Health.  Plenum Press: New York,  pp. 285-302.  491 pp.  Keywords:  cyanotoxin/ drinking water.
2680.   Sykora, J. L.; Keleti, G.; Roche, R.; Volk, D. R.; Lippy, E. C.; Kay, G. P.; Burgess, R. A.; and Shapiro, M. A.  (1980).   Endotoxins, algae and Limulus amoebocyte lysate test in drinking water.   Water Res. 14:829-839.  Keywords:  cyanotoxin/ products/ biotechnology.
2681.   Sykora, J.L.; Roche, R.; Kriess, F.L.; Barath, M.A.; Volk, D.; Coyne, J.T.; Jackim, R.R.; and Keleti, G. (1979).   Algae in Open Drinking Water Reservoirs and Toxicity of Shizothrix calcicola.   Grad. School of Public Health, Univ. of Pittsburgh: Pittsburgh, PA.  Report # EPA Grant No. 80536810. 94 pp.    Keywords:  algae/ drinking water/ Schizothrix calcicola.
2682.   Takahashi, O.; Oishi, S.; and Watanabe, M. F.  (1995).   Defective blood coagulation is not causative of hepatic haemorrhage induced by microcystin-LR.   Pharmacol. Toxicol. 76(4):250-254.  Keywords:  microcystin-LR/ hepatic hemorrhage.
2683.   Takai, A. and Mieskes, G.  (1991).   Inhibitory effect of okadaic acid on the p-nitrophenyl phosphate phosphatase activity of protein phosphatases.   Biochem. J.  275:233-239.  Keywords:  protein phosphatases/ okadaic acid/ inhibitory effect.
2684.   Takai, A.; Sasaki, K.; Nagai, H.; Mieskes, G.; Isobe, M.; Isono, K.; and Yasumoto, T.  (1995).   Inhibition of specific binding of okadaic acid to protein phosphatase 2A by microcystin-LR, calyculin A and tautomycin:  method of analysis of interactions of tight-binding ligands with target protein.   Biochem. J. 306:657-665.  Keywords:  microcystin-LR/ binding/ protein phosphatase.
2685.   Takai, A.; Sasaki, K.; Nagai, H.; Mieskes, G.; Isobe, M.; Isono, K.; and Yasumoto, T.  (1995).   Inhibition of specific binding of okadaic acid to protein phosphatase 2A by microcystin-LR, calyculin A and tautomycin:  method of analysis of interactions of tight-binding ligands with target protein  [Correction for 1995, Vol. 306:657].   Biochem. J.  308:1039.  Keywords:  microcystin-LR/ binding/ protein phosphatase.
2686.   Takai, A.; Tsuboi, K.; Koyasu, M.; and Isobe, M.  (2000).   Effects of modification of the hydrophobic C-1-C-16 segment of tautomycin on its affinity to type-1 and type-2A protein phosphatases.   Biochem. J. 350(1):81-88.  Keywords:  enantiomer/ enzyme inhibitor/ okadaic acid/ structure-affinity relationship/ smooth-muscle myosin/ inhibition assay/ microcystin-LR/ sponge toxin/ calyculin A/ binding/ specificity/ isoforms/ enzyme.
2687.   Takamura, N. and Watanabe, M.  (1987).   Seasonal changes in the biomass of four species of Microcystis  in Lake Kasumigaura.   Jap. J. Limnol. 48(Special Issue):S139-S144.  Keywords:  microcystins/ seasonality/ Lake Kasumigaura/ distribution/ waterbloom/ Japan.
2688.   Takenaka, S.  (2001).   Covalent glutathione conjugation to cyanobacterial hepatotoxin microcystin LR by F344 rat cytosolic and microsomal glutathione S-transferases.   Environ. Toxicol. Pharmacol. 9(4):135-139.  Keywords:  microcystin-LR/ cyanobacteria/ liver tumor promoter/ glutathione conjugate/ glutathione S-transferase/ rat.
2689.   Takenaka, S.  (1998).   Formation of 3-amino-2, 6, 8-trimethyl-10-phenyldeca-4E, 6E-dienoic acid from microcystin-LR by the treatment with various proteases, and its detection in mouse liver.   Chemosphere 36(10):2277-2282.  Keywords:  microcystin-LR/ trypsin/ microcystin-LR metabolism/ mice.
2690.   Takenaka, S. and Tanaka, Y.  (1995).   Behavior of microcystins and its decomposition product in water treatment process.   Chemosphere 31(7):3635-3641.  Keywords:  microcystins/ behavior/ decomposition/ water treatment.
2691.   Takenaka, S. and Tanaka, Y.  (1995).   Decomposition of cyanobacterial microcystins by iron (III) chloride.   Chemosphere 30(1):1-8.  Keywords:  microcystins/ decomposition/ iron chloride.
2692.   Takenaka, S. and Watanabe, M. F.  (1997).   Microcystin-LR degradation by Pseudomonas aeruginosa alkaline protease.   Chemosphere 34 (4):749-757.  Keywords:  microcystin-LR/ degradation/ Pseudomonas aeruginosa.
2693.   Takino, M.; Daishima, S.; and Yamaguchi, K.  (1999).   Analysis of anatoxin-a in freshwaters by automated on-line derivatization—liquid chromatography—electrospray mass spectrometry.   J. Chromat. A 862(2):191-197.  Keywords:  water analysis/ anatoxins/ toxins.
2694.   Tan, L. T.; Marquez, B. L.; and Gerwick, W. H.  (2002).   Lyngbouilloside, a novel glycosidic macrolide from the marine cyanobacterium Lyngbya bouillonii.   J. Natural Products 65(6):925-928.  Keywords:  sponge Callipelta sp./ Cyanophyceae/ laingolide/ majuscula/ Papua, New Guinea/ Lyngbya bouillonii.
2695.   Tan, L. T.; Okino, T.; and Gerwick, W. H.  (2000).   Hermitamides A and B, toxic malyngamide-type natural products from the marine cyanobacterium Lyngbya majuscula.   J. Natural Products 63(7):952-955.  Keywords:  brine shrimp/ stylocheilamide/ amide/ algae/ acid/ Lyngbya majuscula/ cytotoxin.
2696.   Tan, L. T.; Sitachitta, N.; and Gerwick, W. H.  (2003).   The guineamides, novel cyclic depsipeptides from a Papua New Guinea collection of the marine cyanobacterium Lyngbya majuscula.   J. Natural Products 66(6):764-771.  Keywords:  mollusk/ Philinopsis speciosa/ cytotoxic depsipeptide/ Symploca hydnoides/ cephalaspidean mollusk/ dolastatin-10 analog/ amino-acids/ symplostatin-1/ kalkitoxin/ peptides/ Papua New Guinea/ Lyngbya majuscula/ cytotoxin.
2697.   Tanaka, Y.; Takenaka, S.; Matsuo, H.; Kitamori, S.; and Tokiwa, H.  (1993).   Levels of microcysins in Japanese lakes.   Toxicol. Environ. Chem. 39:21-27.  Keywords:  microcycstin-RR/ microcystin-LR/ lake water/ Microcystis aeruginosa/ gas chromatography-mass spectrometry/ HPLC/ Japan.
2698.   Tanaka, Y.; Takenaka, S.; Matsuo, H.; Sasao, A.; Kitamori, S.; and Tokiwa, H.  (1993).   The levels of microcystins and their properties in lake water, Fukoka.   Mutat. Res. 292(3):297.  Keywords:  microcystins/ levels/ properties/ lake water/ Fukoka.  (Meeting Abstract)
2699.   Tandeau de Marsac, N. and Houmard, J.  (1993).   Adaptation of cyanobacteria to environmental stimuli:  new steps towards molecular mechanisms.   FEMS Microbiol. Rev. 104:119-190.  Keywords:  photosynthesis/ nitrogen starvation or assimilation/ sulphur starvation or assimilation/ carbon starvation or assimilation/ regulation/ light response/ chromatic adaptation/ cell differentiation/ metal ion resistance/ stress/ cyanobacteria.
2700.   Tarczynska, M.; Nalecz-Jawecki, G.; Brzychcy, M.; Zalewski, M.; and Sawicki, J.  (2000).  The toxicity of cyanobacterial blooms as determined by microbiotests and mouse assays.  In: G. Persoone, C. Janssen, and W. de Coen  New Microbiotests for Routine Toxicity Screening and Biomonitoring.  Kluwar Academic/Plenum Publishing: New York,  pp. 527-532.  550 pp.  Keywords:  Artemia salina/ Daphnia/ toxicity/ mouse bioassays.
2701.   Tarczynska, M.; Nalecz-Jawecki, G.; Romanowska-Duda, Z.; Sawicki, J.; Beattie, K.; Codd, G.; and Zalewski, M.  (2001).   Tests for the toxicity assessment of cyanobacterial bloom samples.   Environ. Toxicol. 16(5):383-390.  Keywords:  Daphnia/ Microcystis/ microcystins/ microbiotests/ Spirostomum/  Thamnocephalus.
2702.   Tarczynska, M.; Romanowska-Duda, Z.; Jurczak, T.; and Zalewski, M.  (2001).   Toxic cyanobacterial blooms in a drinking water reservoir — causes, consequences and management strategy.   Water Sci. Technol. Water Supply 1(2):237-246.  Keywords:  Microcystis/ microcystins/ water retention time/ water treatment process/ ecohydrological management/ drinking water.
2703.   Taroncher-Oldenburg, G.; Kulis, D. M.; and Anderson, D. M.  (1999).   Coupling of saxitoxin biosynthesis to the G(1) phase of the cell cycle in the dinoflagellate Alexandrium fundyense:  temperature and nutrient effects.   Natural Toxins 7(5):207-219.  Keywords:  Alexandrium fundyense/ cell cycle/ dinoflagellate/ physiology/ saxitoxin.
2704.   Taylor, C.; Quinn, R. J.; and Alewood, P.  (1996).   Synthesis of cyclic peptides modelled on the microcystin and nodularin rings.   Bioorg. Medicinal Chem. Lett. 6(17):2107-2112.  Keywords:  microcystin/ nodularin/ cyclic peptides/ synthesis.
2705.   Taylor, C.; Quinn, R. J.; McCulloch, R.; Nishiwaki-Matsushima, R.; and Fujiki, H.  (1992).   An alternative computer model of the 3-dimensional structures of microcystin-LR and nodularin rationalising their interactions with protein phosphatases 1 and 2A.   Bioorg. Medicinal Chem. Lett. 2(4):299-302.  Keywords:  microcystin-LR/ nodularin/ protein phosphatases 1 and 2A/ computer model.
2706.   Taylor, C.; Quinn, R. J.; Suganuma, M.; and Fujiki, H.  (1996).   Inhibition of protein phosphatase 2A by cyclic peptides modelled on the microcystin ring.   Bioorg. Medicinal Chem. Lett. 6(17):2113-2116.  Keywords:  protein phosphatase inhibition/ microcystin.
2707.   Taylor, J. A.; Heaney, S. I.; and Codd, G. A.  (1995).   Immunodetection of cyanobacterial picoplankters.   FEMS Microbiol. Lett. 130(2-3):159-164.  Keywords:  immunodetection/ picoplankton/ Synechococcus/ cyanobacteria.
2708.   Teegarden, G. J.; Campbell, R. G.; and Durbin, E. G.  (2001).   Zooplankton feeding behavior and particle selection in natural plankton assemblages containing toxic Alexandrium spp.   Mar. Ecol.–Prog. Ser. 218:213-226.  Keywords:  Alexandrium/ paralytic shellfish poisoning/ selective feeding/ zooplankton grazing.
2709.   Teixeira, M. Da G. L. C.; Costa, M. Da C. N.; Carvalho, V. L. P. De; Pereira, M. Dos S.; and Hage, E.  (1993).   Gastroenteritis epidemic in the area of the Itaparica Dam, Bahia, Brazil.   Bull. Pan Am. Health Org. 27:244-253.  Keywords:  epidemic/ gastroenteritis/ Itaparica Dam/ Bahia/ Brazil.
2710.   Telitchenko, M. M. and Gusev, M.  (1965).   Toxicity of blue-green algae  (O toksichnoste sinezelenykh vodorosley).   Dokl. Akad. Nauk SSSR 160:1424.  Keywords:  cyanotoxin.  (Ukrainian)
2711.   Tencalla, F. G. and Dietrich, D. R.  (1997).   Biochemical characterization of microcystin toxicity in rainbow trout (Oncorhynchus mykiss).   Toxicon 35(4):583-595.  Keywords:  microcystin toxicity/ Oncorhynchus mykiss/ rainbow trout/ liver.
2712.   Tencalla, F. G.; Dietrich, D. R.; and Schlatter, C.  (1994).   Toxicity of Microcystis aeruginosa peptide toxin to yearling rainbow trout (Oncorhynchus mykiss).   Aquat. Toxicol. 30(3):215-224.  Keywords:  toxicity/ Microcystis aeruginosa/ rainbow trout/ Oncorhynchus mykiss.
2713.   Teneva, I.; Asparuhova, D.; Dzhambazov, B.; Mladenov, R.; and Schirmer, K.  (2003).   The freshwater cyanobacterium Lyngbya aerugineo coerulea produces compounds toxic to mice and to mammalian and fish cells.   Environ. Toxicol. 18(1):9-20.  Keywords:  cyanobacteria/ Lyngbya aerugineo coerulea/ toxins/ mouse bioassay/ fish and mammalian cell cultures/ cytotoxicity/ rainbow trout liver/ water/ microcystins/ cytotoxicity/ drinking/ cultures/ exposure/ in vitro.
2714.   Terao, K.; Ohmori, S.; Igarashi, K.; Ohtani, I.; Watanabe, M. F.; Harada, K-I.; Ito, E.; and Watanabe, M.  (1994).   Electron microscopic studies on experimental poisoning in mice induced by cylindrospermopsin isolated from blue-green alga Umezakia natans.   Toxicon 32(7):833-843.  Keywords:  mouse poisoning/ cylindrospermopsin/ Umezakia natans.
2715.   Teste, V.; Briand, J. F.; Nicholson, B. C.; and Puiseux-Dao, S.  (2002).   Comparison of changes in toxicity during growth of Anabaena circinalis (cyanobacteria) determined by mouse neuroblastoma bioassay and HPLC.   J. Appl. Phycol. 14(5):399-407.  Keywords:  Anabaena circinalis/ cyanobacteria/ HPLC/ neuroblastoma/ PSTs/ STX/ toxicity/ paralytic shellfish poisons/ Aphanizomenon flos-aquae / sensitive sodium channels/ cell bioassay/ toxins/ culture/ assay/ blooms/ neurotoxins/ ciguatoxins.
2716.   Tetz, V. I.  (1964).   Toxicity of blue-green algae (O toksichnosti sinezelenykh vodorosley).   Gig. Sanit. 29:106.  Keywords:  cyanotoxin.  (Czechoslovakian)
2717.   Teuscher, E.; Lindequist, U.; and Mundt, S.  (1992).   Blue-green algae, sources of natural active agents (Cyanobakterien, quellen biogener wirkstoffe).   Pharm. Ztg. Wiss.  2(5/137):57-69.  Keywords:  blue-green algae/ polyketides/ amides/ alkaloids/ peptides/ poisons/ potential drugs/ antibotics/ cytostatic agents.  (German)
2718.   Thacker, R. W.; Nagle, D. G.; and Paul, V. J.  (1997).   Effects of repeated exposures to marine cyanobacterial secondary metabolites on feeding by juvenile rabbitfish and parrotfish.   Mar. Ecol.–Prog. Ser. 147(1-3):21-29.  Keywords:  marine cyanobacteria/ feeding by juvenile rabbitfish and parrotfish.
2719.   Theiss, W. C.  (1984).  Hepatotoxicity of the blue-green algae (cyanobacteria) Microcystis aeruginosa.  Ph.D. Thesis.  Wright State University, Dayton, Ohio. 121 pp.    Keywords:  cyanotoxin/ Microcystis aeruginosa/ hepatotoxin.
2720.   Theiss, W. C. and Carmichael, W. W.  (1986).  Physiological effect of a peptide toxin produced by the freshwater cyanobacteria (blue-green algae) Microcystis aeruginosa strain 7820.  In: P. S. Steyn and R. Vleggaar, (eds.)  Mycotoxins and Phycotoxins, Bioactive Molecules.  Elsevier: Amsterdam.  Vol. 1,  pp. 353-364.  545 pp.  IUPAC Symposium on Mycotoxins and Phycotoxins. July 22-25, 1985; Pretoria, S. Afr.  Keywords:  cyanotoxin/ Microcystis aerguinosa/ peptide.
2721.   Theiss, W. C.; Carmichael, W. W.; Mullins, M. M.; and Bruner, R. H.  (1984).   Hepatoxicity of the blue-green algae (cyanobacteria) Microcystis aeruginosa.   Toxicologist 4(1):12.  Keywords:  cyanotoxin/ Microcystis aeruginosa/ hepatotoxin.  (1984 Ann. SOT meeting — Abstract)
2722.   Theiss, W. C.; Carmichael, W. W.; Mullins, M. M.; Bruner, R. H.; and Wyman, J. E.  (1985).   Direct rapid hepatotoxicity of the cyanobacteria Microcystis aeruginosa.   Toxicon 23(1):40-41.  Keywords:  cyanotoxin/ Microcystis aeruginosa/ hepatotoxin.  (First American Symposium Animal, Plant Microbial Toxins — Abstract)
2723.   Theiss, W. C.; Carmichael, W. W.; Wyman, J.; and Bruner, R.  (1988).   Blood pressure and hepatocellular effects of the cyclic heptapeptide toxin produced by Microcystis aeruginosa strain PCC-7820.   Toxicon 26(7):603-613.  Keywords:  cyanotoxin/ Microcystis aeruginosa/ hepatotoxin/ blood pressure.
2724.   Thiel, P. G.  (1998).   The role of natural toxins in environmental pollution.   S. Afr. J. Sci. 94(9):419-422.  Keywords:  pollution/ natural toxins/ role.
2725.   Thiel, S. U.; Wiltshire, R. J.; and Davies, L. J.  (1995).   Automated object recognition of blue-green algae for measuring water quality—a preliminary study.   Water Res. 29(10):2398-2404.  Keywords:  automatic detection/ blue-green algae/ image processing/ object recognition/ pattern recognition/ water quality measurement.
2726.   Thiel, T.; Bramble, J.; and Rogers, S.  (1989).   Optimum conditions for growth of cyanobacteria on solid media.   FEMS Microbiol. Lett. 61(1-2):27-31.  Keywords:  cyanobacteria/ colony growth/ optimum conditions.
2727.   Thiery, I.; Nicolas, L.; Rippka, R.; and Tandeau de Marsac, N.  (1991).   Selection of cyanobacteria isolated from mosquito breeding sites as a potential food source for mosquito larvae.   Appl. Environ. Microbiol. 57(5):1354-1359.  Keywords:  cyanobacteria/ food source/ mosquito larvae.
2728.   Thomas, A.; Saker, M. L.; Norton, J. H.; and Olsen, R. D.  (1998).   Cyanobacterium Cylindrospermopsis raciborskii as a probable cause of death in cattle in northern Queensland.   Aust. Vet. J. 76(9):592-594.  Keywords:  Cylindrospermopsis raciborskii/ cattle deaths/ Queensland/ Australia.
2729.   Thomas, N. J.; Meteyer, C. U.; and Sileo, L.  (1998).   Epizootic vacuolar myelinopathy of the central nervous system of bald eagles (Haliaeetus leucocephalus) and American coots (Fulica americana).   Vet Pathol. 35:479-487.  Keywords:  American coot/ bald eagle mortality/ birds/ central nervous system/ Fulica americana/ Haliaeetus leucocephalus/ intramyelinic edema/ vacuolar myelinopathy/ Arkansas.
2730.   Thomas, P.; Stephens, M.; Wilkie, G.; Amar, M.; Lunt, G. G.; Whiting, P.; Gallagher, T.; Pereira, E.; Alkondon, M.; Albuquerque, E. X.; and Wonnacott, S.  (1993).   (+)-Anatoxin-a is a potent agonist at neuronal nicotinic acetylcholine receptors.   J. Neurochem. 60(6):2308-2311.  Keywords:  neuronal nicotinic receptors/ presynaptic nicotinic autoreceptor/ hippocampal neurons/ synaptosomes/ Xenopus oocytes/ anatoxin-a/ nicotine.
2731.   Thompson, P. E.; Manallack, D. T.; Blaney, F. E.; and Gallagher, T.  (1992).   Conformational studies on (+)-anatoxin-a and derivatives.   J. Computer-Aided Mol. Design 6(3):287-298.  Keywords:  nicotinic acetylcholine receptor/ agonist/ anatoxin-a/ molecular modeling/ computer graphics.
2732.   Thompson, W. L.; Allen, M. B.; and Bostian, K. A.  (1988).   The effects of microcystin on monolayers of primary rat hepatocytes.   Toxicon 26(1):44.  Keywords:  cyanotoxin/ Microcystis/ microcystin/ hepatotoxin/ rat.  (Abstract)
2733.   Thompson, W. L. and Pace, J. G.  (1992).   Substances that protect cultured hepatocytes from the toxic effects of microcystin-LR.   Toxicol. in Vitro 6(6):579-587.  Keywords:  microcystin-LR/ toxic effects/ hepatocyte protection.
2734.   Thomson, W.K. (1958).   (V.) Study of toxic bacterial contaminants.  In:  Toxic Algae.   Can. Defense Research Board, Defense Research Kingston Laboratory: Ottawa.  Report # No. 63, Project No. D52-20-20-18.   Keywords:  cyanotoxin.
2735.   Thomson, W.K.; Laing, A.C.; and Grant, G.A. (1957).   (IV.) Isolation of toxic bacterial contaminant.  In:  Toxic Algae.   Can. Defense Research Board, Defense Research Kingston Laboratory: Ottawa.  Report # No. 51, Project No. D52-20-20-18. 9 pp.    Keywords:  cyanotoxin.
2736.   Thostrup, L. and Christoffersen, K.  (1999).   Accumulation of microcystin in Daphnia magna feeding on toxic Microcystis.   Arch. Hydrobiol. 145(4):447-467.  Keywords:  Daphnia magna/ toxic Microcystis / microcystin accumulation.
2737.   Tidestrom, H. and Rennerfelt, J. (1986).   Delrapport I — Rensingsforsok, & Delrapport II — Litteraturstudie.  Statens Naturvardsverk.  In:  Removal of Algal Toxins from Potable Water (Rening av algtoxinhaltigt vatten ).   45 pp.    Keywords:  cyanotoxin/ drinking water.  (Swedish)
2738.   Tillett, D.; Dittmann, E.; Erhard, M.; von Döhren, H.; Börner, T.; and Neilan, B. A.  (2000).   Structural organization of microcystin biosynthesis in Microcystis aeruginosa PCC7806: an integrated peptide-polyketide synthetase system.   Chem. Biol. 7(10):753-764.  Keywords:  cyanobacterium/ microcystin/ Microcystis aeruginosa/ nonribosomal peptide synthetase/ polyketide synthetase.
2739.   Tillett, D.; Parker, D. L.; and Neilan, B. A.  (2001).   Detection of toxigenicity by a probe for the microcystin synthetase A gene (mcyA) of the cyanobacterial genus Microcystis, comparison of toxicities with 16S rRNA and phycocyanin operon (phycocyanin intergenic spacer) phylogenies.   Appl. Environ. Microbiol. 67(6):2810-2818.  Keywords:  genomic DNA/ strains/ aeruginosa/ algae/ toxin/ LR/ polymorphisms/ intoxication.
2740.   Tisdale, E. S.  (1931).   The 1930-31 drought and its effect upon public water supply.   Am. J. Pub. Health 21:1203-1215.  Keywords:  cyanotoxin/ water supply/ drought.
2741.   Tisdale, E. S.  (1931).   Epidemic of intestinal disorders in Charleston, W. Va., occurring simultaneously with unprecedented water supply conditions.   Am. J. Pub. Health 21:198-200.  Keywords:  cyanotoxin/ West Virginia/ water supply/ intestinal disorders.
2742.   Tiwari, O. N.; Prasanna, R.; Yadav, A. K.; Dhar, D. W.; and Singh, P. K.  (2001).   Growth potential and biocide tolerance of non-heterocystous filamentous cyanobacterial isolates from rice fields of Uttar Pradesh, India.   Biol. Fertility Soils 34(4):291-295.  Keywords:  cyanobacteria/ rice fields/ growth/ non-heterocystous/ biocide tolerance/ India.
2743.   Todd, E. C. D.  (1994).   Emerging diseases associated with seafood toxins and other water-borne agents.   Ann. N.Y. Acad. Sci. 740:77-94.  Keywords:  diseases/ seafood toxins.
2744.   Todorova, A. K.; Jüttner, F.; Linden, A.; Plüss, T.; and von Philipsborn, W.  (1995).   Nostocyclamide:  a new macrocyclic, thiazole-containing allelochemical from Nostoc sp. 31 (cyanobacteria).   J. Org. Chem. 60(24):7891-7895.  Keywords:  Nostoc/ notsocyclamide.
2745.   Toerien, D. F.; Scott, W. E.; and Pitout, M. J.  (1976).   Microcystis toxins:  isolation, identification, implications.   Water S. Afr. 2(4):160-162.  Keywords:  cyanotoxin/ Microcystis/ isolation/ identification/ implications.
2746.   Toivola, D. and Eriksson, J. E.  (1989).  Formation of plasma membrane protrusions and cell death of isolated rat hepatocytes treated with various hepatotoxic compounds.  In: 10th Annual Symposium Finnish Society Toxicology.  May 19-20, 1989; Åbo Akademi, Turku, Finland.  Keywords:  hepatotoxic compounds/ rat hepatocytes/ plasma membrane protrusions.  (Poster)
2747.   Toivola, D. and Eriksson, J. E.  (1988).  Ultrastructural morphology in isolated rat hepatocytes treated with various hepatoxic compounds.  In: Eurotox '88.  Sept. 4-7, 1988; Munchen, BRD.  Keywords:  morphology/ rat hepatocytes/ hepatoxic compounds.  (Poster)
2748.   Toivola, D.; Eriksson, J. E.; and Brautigan, D. L.  (1994).   Identification of protein phosphatase 2A as the primary target for microcystin-LR in rat liver homogenates.   FEBS Lett. 344(2-3):175-180.  Keywords:  protein phosphatase 2A/ microcystin-LR/ rat liver/ hepatotoxin/ protein phosphorylation.
2749.   Toivola, D.; Eriksson, J.E.; and Meriluoto, J.A.O. (1988).   Forekomsten av toxiska blagronalger i alandska insjoar.  In:  Forskningsrapport till Alands Landskapsstyrelse nr 63.   28 pp.    Keywords:  cyanotoxin.  (Swedish)
2750.   Toivola, D. M.; Goldman, R. D.; Garrod, D. R.; and Eriksson, J. E.  (1997).   Protein phosphatases maintain the organization and structural interactions of hepatic keratin intermediate filaments.   J. Cell. Sci. 110(Jan):23-33.  Keywords:  protein phosphatases/ organization/ structure/ hepatic keratin.
2751.   Tokuda, H.; Nishino, H.; Shirahashi, H.; Murakami, N.; Nagatsu, A.; and Sakakibara, J.  (1996).   Inhibition of 12-O-tetradecanoylphorbol-13-acetate promoted mouse skin papilloma by digalactosyl diacylglycerols from the fresh water cyanobacteria Phormidium tenue.   Cancer Lett. 104:91-95.  Keywords:  Phormidium tenue/ digalactosyl diacglycerol/ glyceroglycolipid/ antitumor-promoting activity/ two-stage mouse skin carcinogenesis/ cytotoxin.
2752.   Torchon, T. M.; Morton, D.; and Carmichael, W. W.  (1990).   Effect of microcystin-LR on viability, morphology, adherence and phagocytosis of salt-damaged erythrocytes in rat exudate peritoneal macrophages.   Assoc. S.E. Biol. Bull. 37(2):127.  Keywords:  microcystin-LR/ viability/ morphology/ salt-damaged erythrocytes/ rat.  (Abstract)
2753.   Torokne, A. K.  (1999).   A new culture-free microbiotest for routine detection of cyanobacterial toxins.   Environ. Toxicol. 14(5):466-472.  Keywords:  microbiotest/ toxin detection/ cyanobacteria.
2754.   Torokne, A. K.  (2000).  The potential of the Thamnotoxkit microbiotest for routine detection of cyanobacterial toxins.  In: G. Persoone, C. Janssen, and W. de Coen  New Microbiotests for Routine Toxicity Screening and Biomonitoring.  Kluwar Academic/Plenum Publishing: New York,  pp. 533-539.  550 pp.  Keywords:  toxicity tests/ Thamnotoxkit.
2755.   Torokne, A. K.; Laszlo, E.; Chorus, I.; Fastner, J.; Heinze, R.; Padisak, J; and Barbosa, F. A. R.  (2000).   Water quality monitoring by Thamnotoxkit F (TM) including cyanobacterial blooms.   Water Sci. Technol. 42(1-2):381-385.  Keywords:  cyanobacterial toxins/ microcystins/ Thamnocephalus platyurus/ monitoring.
2756.   Torokne, A. K.; Laszlo, E.; Chorus, I.; Sivonen, K.; and Barbosa, F. A. R.  (2000).   Cyanobacterial toxins detected by Thamnotoxkit (a double blind experiment).   Environ. Toxicol. 15(5):549-553.  Keywords:  cyanobacterial toxins/ microcystins/ anatoxin-a/ Thamnocephalus platyurus/ monitoring/ Thamnotoxkit F (TM).
2757.   Towner, R. A.; Sturgeon, S. A.; and Hore, K. E.  (2002).   Assessment of in vivo oxidative lipid metabolism following acute microcystin-LR-induced hepatotoxicity in rats.   Free Radical Res. 36(1):63-71.  Keywords:  electron spin resonance (ESR) spectroscopy/ spin trapping/ free radicals/ nuclear magnetic resonance (NMR) spectroscopy/ hepatotoxicity/ microcystins.
2758.   Towner, R. A.; Sturgeon, S. A.; Khan, N.; Hou, H.; and Swartz, H. M.  (2002).   In vivo assessment of nodularin-induced hepatotoxicity in the rat using magnetic resonance techniques (MRI, MRS and EPR oximetry).   Chem-Biol. Inter. 139(3):231-250.  Keywords:  magnetic resonance imaging (MRI)/ magnetic resonance spectroscopy (MRS)/ electron paramagnetic resonance (EPR) oximetry/ nodularin/ cyanobacteria/ hepatotoxicity/ liver.
2759.   Trainer, V. L. and Poli, M. A.  (2000).  Assays for dinoflagellate toxins, specifically brevetoxin, ciguatoxin, and saxitoxin.  In: H. Rochat and M-F. Martin-Eauclaire (eds.)  Animal Toxins:  Facts and Protocols.  Birkhauser Verlag: Basel/Boston,  pp. 1-19.  365 pp.  Keywords:  saxitoxin/ dinoflagellate.
2760.   Trimurtulu, G.; Ohtani, I.; Patterson, G. M.; Moore, R. E.; Corbett, T. H.; Valeriote, F. A.; and Demchik, L.  (1994).   Total structures of cryptophycins, potent antitumor depsipeptides from the blue-green alga Nostoc sp. strain GSV-224.   J. Am. Chem. Soc. 116(11):4729-4737.  Keywords:  structure/ cryptophycins/ antitumor depsipeptides/ Nostoc.
2761.   Trogen, G-B.; Annila, A.; Eriksson, J. E.; Kontteli, M.; Meriluoto, J. A. O.; Sethson, I.; Zdunek, J.; and Edlund, U.  (1996).   Conformational studies of microcystin-LR using NMR spectroscopy and molecular dynamics calculations.   Biochem. 35(10):3197-3205.  Keywords:  studies/ microcystin-LR/ NMR/ molecular dynamics.
2762.   Trogen, G-B.; Edlund, U.; Larsson, G.; and Sethson, I.  (1998).   The solution NMR structure of a blue-green algae hepatotoxin, microcystin-RR.  A comparison with the structure of microcystin-LR.   Eur. J. Biochem. 258(2):301-312.  Keywords:  microcystin/ cyanobacteria/ protein phosphatase/ three-dimensional structure/ simulated annealing.
2763.   Trost, B. M. and Oslob, J. D.  (1999).   Asymmetric synthesis of (-)-anatoxin-a via an asymmetric cyclization using a new ligand for PD-catalyzed alkylations.   J. Am. Chem. Soc. 121(13):3057-3064.  Keywords:  anatoxin-a/ synthesis/ ligand/ alkylations.
2764.   Troutt, H-F.; Munnel, J.; Hatch, R.; and Mitchell, F.  (1976).  A possible pathogenesis of hepatic and other lesions caused by the alga, Microcystis aeruginosa.  In: 9e Congrès Internationel sur les Maladies du Bétail, Paris, Rapports et Résumés.  Société Française de Buiatria: Boigneville.  Tome 2,  pp. 1143-1147.  Bétail, Paris.  Keywords:  cyanotoxin/ Microcystis aeruginosa/ hepatotoxin.
2765.   Trubetskova, I. L. and Haney, J. F.  (2000).  The impact of the toxic strain of Microcystis aeruginosa.  In: J. C. von Laupel Klein and F. R. Schram, The Biodiversity Crisis and Crustacea:  Proceedings of the Fourth International Crustacean Congress.  Rotterdam: Brookfield, Vermont.  Vol. 2,  pp. 457-462.  848 pp.  Crustacean Issues, 0168-6356; 12. July 20-24, 1998; Amsterdam, Netherlands.  Keywords:  egg size/ cyanobacteria/ food/ survival/ products/ blooms/  pulex/ Daphnia magna/ Microcystis aeruginosa.
2766.   Tsuchiya, Y. and Watanabe, M.  (1997).   Disk type solid-phase extraction of microcystin in environmental water.   Jap. J. Toxicol. Environ. Health 43(3):190-196.  Keywords:  microcystin/ Microsystis aeruginosa/ toxin/ waterbloom/ solid phase extraction/ styrene divinyl benzene polymer (SDB).  (Japanese)
2767.   Tsuji, K.; Masui, H.; Uemura, H.; Mori, Y.; and Harada, K.  (2001).   Analysis of microcystins in sediments using MMPB method.   Toxicon 39(5):687-692.  Keywords:  microcystins/ detoxification/ ozonolysis/ sediment/ MMPB.
2768.   Tsuji, K.; Naito, S.; Kondo, F.; Ishikawa, N.; Watanabe, M. F.; Suzuki, M.; and Harada, K-I.  (1994).   Stability of microcystins from cyanobacteria: effect of light on decomposition and isomerization.   Environ. Sci. Technol. 28(1):173-177.  Keywords:  cyanobacteria/ microcystins/ stability/ light effects/ decomposition/ isomerization.
2769.   Tsuji, K.; Naito, S.; Kondo, F.; Watanabe, M. F.; Suzuki, S.; Nakazawa, H.; Suzuki, M.; Shimada, T.; and Harada, K-I.  (1994).   A clean-up method for analysis of trace amounts of microcystin in lake water.   Toxicon 32(10):1251-1259.  Keywords:  microcystin/ clean-up method/ analysis/ lake water.
2770.   Tsuji, K.; Setsuda, S; Watanuki, T.; Kondo, F.; Nakazawa, H.; Suzuki, M.; and Harada, K-I.  (1996).   Microcystin levels during 1992-1995 for lakes Sagami and Tsukui-Japan.   Natural Toxins  4:189-194.  Keywords:  cyanobacteria/ microcystin/ determination/ Microcystis/ Japan.
2771.   Tsuji, K.; Watanuki, T.; Kondo, F.; Watanabe, M. F.; Nakazawa, H.; Suzuki, M.; Uchida, H.; and Harada, K-I.  (1997).   Stability of microcystins from cyanobacteria:  IV. Effect of chlorination of decomposition.   Toxicon 35(7):1033-1041.  Keywords:  microcystins/ decomposition/ chlorination.
2772.   Tsuji, K.; Watanuki, T.; Kondo, F.; Watanabe, M. F.; Suzuki, S.; Nakazawa, H.; Suzuki, M.; Uchida, H.; and Harada, K-I.  (1995).   Stability of microcystins from cyanobacteria. II.  Effect of UV light on decompostion and isomerization.   Toxicon 33(12):1619-1631.  Keywords:  microcystins/ stability/ UV light/ decomposition/ effect.
2773.   Tsujimura, S.; Tsukada, H.; Nakahara, H.; Nakajima, T.; and Nishino, M.  (2000).   Seasonal variations of Microcystis populations in sediments of Lake Biwa, Japan.   Hydrobiologia 434(1-3):183-192.  Keywords:  Microcystis/ cyanobacteria/ sediment/ overwintering/ life cycle/ recruitment/ Lake Biwa/ Japan.
2774.   Tsukamoto, S.; Painuly, P.; Young, K. A.; Yang, X. M.; Shimizu, Y.; and Cornell, L.  (1993).   Microcystilide A:  a novel cell-differentiation promoting depsipeptide from Microcystis aeruginosa  NO-15-1840.   J. Am. Chem. Soc. 115(23):11046-11047.  Keywords:  Microcystis aeruginosa/ microcystilide A.
2775.   Tsukuda, T.; Kakisawa, H.; Painuly, P.; and Shimizu, Y.  (1989).   The absolute configurations at 8 and 9-carbons of Adda, an amino acid component of a hepatotoxin, cyanoviridin-RR.   Tetrahed. Lett. 30(32):4245-4248.  Keywords:  cyanoviridin-RR/ hepatotoxin/ configurations.
2776.   Tsutsumi, T.; Nagata, S.; Hasegawa, A.; and Ueno, Y.  (2000).   Immunoaffinity column as clean-up tool for determination of trace amounts of microcystins in tap water.   Food Chem. Toxicol.  38(7):593-597.  Keywords:  microcystins/ anti-microcystins / monoclonal antibody/ immunoaffinity column/ tap water.
2777.   Tsutsumi, T.; Nagata, S.; Yoshida, F.; Harada, K-I.; and Ueno, Y.  (2000).   Development and application of highly sensitive anti-immune complex ELISAs for microcystins in tap water.   Food Agric. Immunol. 12(3):231-241.  Keywords:  microcystin/ environmental tumor promoter/ anti-immune complex antibody/ sandwich ELISA/ tap water.
2778.   Tsutsumi, T.; Nagata, S.; Yoshida, F.; and Ueno, Y.  (1998).   Anti-idiotype monoclonal antibodies against anti-microcystin antibody and their use in enzyme immunoassay.   Toxicon 36(2):235-245.  Keywords:  antibodies/ microcystin/ enzyme immunoassay.
2779.   Tsutsumi, T.; Nagata, S.; Yoshida, F.; and Ueno, Y.  (1998).   Development of sandwich immunoassay for microcystins, a natural contaminant in environmental water:  an assay based on anti-immune complex antibodies.   Jap. J. Toxicol. Environ. Health 44(1):25.  Keywords:  development/ immunoassay/ microcystins.
2780.   Tucker, C. S. and Hargreaves, J. A.  (2003).  Copper sulfate to manage cyanobacterial off-flavors in pond-raised channel catfish.  In: A. M. Rimando and K. K. Schrader (eds.)  Off-Flavors in Aquaculture.  American Chemical Society/Oxford Univ. Press: Washingon, DC, Vol. 848, pp. 133-145.  268 pp.  ACS Symposium Series.  Keywords:  heavy metals/ toxicity/ phytoplankton/ off-flavors/ catfish.
2781.   Tufariello, J. J.; Meckler, H.; and Senaratne, K. P. A.  (1984).   Synthesis of anatoxin-a:  very fast death factor.   J. Am. Chem. Soc. 106:7979-7980.  Keywords:  cyanotoxin/ anatoxin-a/ synthesis.
2782.   Tufariello, J. J.; Meckler, H.; and Senaratne, K. P. A.  (1985).   The use of nitrones in the synthesis of anatoxin-a, very fast death factor.   Tetrahed. Lett. 41(17):3447-3453.  Keywords:  cyanotoxin/ anatoxin-a/ synthesis.
2783.   Turner, P. C.; Gammie, A. J.; Hollinrake, K.; and Codd, G. A.  (1990).   Pneumonia associated with contact with cyanobacteria.   Br. Med. J. 300(6737):1440-1441.  Keywords:  cyanobacteria/ pneumonia.
2784.   Turrel, M. J. and Middlebrook, J. L.  (1988).   Mosquito inoculation—an alternative bioassay for toxins.   Toxicon 26(11):1089-1094.  Keywords:  cyanotoxin/ bioassay/ mosquito inoculation.
2785.   Tustin, R. C.; vanRensburg, S. J.; and Eloff, J. N.  (1973).  Hepatic damage in the primate following ingestion of toxic algae.  In: S. J. Saunders and J. Terblanche, (eds.)  Liver:  Proceedings International Liver Conference.  Pitman Medical: London.  pp. 383-385.  Jan. 22-26, 1973;   Keywords:  cyanotoxin/ hepatotoxin/ South Africa/ primate.
2786.   Twist, H. and Codd, G. A.  (1997).   Degradation of the cyanobacterial hepatoxin, nodularin, under light and dark conditions.   FEMS Microbiol. Lett. 151:83-88.  Keywords:  cyanobacteria/ Nodularia/ nodularin/ toxin/ hepatotoxin.
2787.   Tyagi, M. B.; Thakur, J. K.; Singh, D. P.; Kumar, A.; Prasuna, E. G.; and Kumar, A.  (1999).   Cyanobacterial toxins—the current status (review).   J. Microbiol. Biotechnol. 9(1):9-21.  Keywords:  cyanobacterial toxins/ review.
2788.   Uda, T.; Itoh, Y.; Nishimura, M.; Usagawa, T.; Murata, M.; and Yasumoto, T.  (1989).  Enzyme immunoassay using monoclonal antibody specific for diarrhetic shellfish poisons.  In: S. Natori, K. Hashimoto, and Y. Ueno, Seventh International IUPAC Symposium on Mycotoxins and Phycotoxins.  Elsevier Science Publishers: Amsterdam.  335-342 pp.  Aug. 16-19, 1988; Tokyo, Japan.  Keywords:  enzyme immunoassay/ diarrhetic shellfish poisons (DSP).
2789.   Ueno, Y.; Makita, Y.; Nagata, S.; Tsutsumi, T.; Yoshida, F.; Tamura, S-I.; Sekijima, M.; Tashiro, F.; Harada, T.; and Yoshida, T.  (1999).   No chronic oral toxicity of a low-dose of microcystin-LR, a cyanobacerial hepatotoxin, in female Balb/C mice.   Environ. Toxicol. 14(1):45-55.  Keywords:  oral toxicity/ microcystin-LR/ female mice/ hepatotoxin/ chronic toxicity/ drinking waer/ Microcystis aeruginosa.
2790.   Ueno, Y.; Nagata, S.; Tsutsumi, T.; Hasegawa, A.; Watanabe, M. F.; Park, H-D.; Chen, G-C.; Chen, G.; and Yu, S-Z.  (1996).   Detection of microcystins, a blue-green algal hepatotoxin, in drinking water sampled in Haimen and Fusui, endemic areas of primary liver cancer in China, by highly sensitive immunoassay.   Carcinogenesis 17(6):1317-1321.  Keywords:  microcystins/ detection/ drinking water/ China.
2791.   Ueno, Y.; Nagata, S.; Tsutsumi, T.; Hasegawa, A.; Yoshida, F.; Suttajit, M.; Mebs, D.; Pütsch, M.; and Vasconcelos, V.  (1996).   Survey of microcystins in environmental water by a highly sensitive immunoassay based on monoclonal antibody.   Natural Toxins 4:271-276.  Keywords:  microcystins/ blue-green algae/ environmental water/ ELISA/ Japan/ Thailand/ Germany/ Portugal.
2792.   Underdal, B.; Nordstoga, K.; and Skulberg, O. M.  (1999).   Protracted toxic effects caused by saline extracts of Aphanizomenon flos-aquae (Cyanophyceae/cyanobacteria).   Aquat. Toxicol. 46(3-4):269-278.  Keywords:  cyanotoxins/ Aphanizomenon/ protracted toxic effects/ histopathology/ hepatocytic damage/ broncho-interstitial lesion/ Norway.
2793.   Underdal, B. and Skulberg, O.M. (1982).   Giftproduserende blagronnalger i vannblomst.  In:  SFT arsrapport 1982.   Report # TA-588, pp. 87-92.   Keywords:  cyanotoxin.  (Norwegian)
2794.   Underdal, B.; Skulberg, O. M.; and Østensvik, Ø.  (1979).   Problemer med masseforekomst av blagronnalger — nye tilfeller sommeren 1979?   Norsk Veterinaertidsskrift nr. 6:375-377.  Keywords:  cyanotoxin.  (Norwegian)
2795.   Usleber, E.; Dietrich, R.; Burk, C.; Schneider, E.; and Martlbauer, E.  (2001).   Immunoassay methods for paralytic shellfish poisoning toxins.   J. Assoc. Off. Analyt. Chem. Int. 84(5):1649-1656.  Keywords:  linked immunosorbent assay/ enzyme immunoassay/ saxitoxin/ antibodies/ neosaxitoxin/ radioimmunoassay/ chromatography/ ELISA.
2796.   Utkilen, H. and Gjolme, N.  (1995).   Iron-stimulated toxin production in Microcystis aeruginosa.   Appl. Environ. Microbiol. 61(2):797-800.  Keywords:  Microcystis aeruginosa/ toxin production.
2797.   Utkilen, H. and Gjolme, N.  (1992).   Toxin production by Microcystis aeruginosa as a function of light in continuous cultures and its ecological significance.   Appl. Environ. Microbiol. 58(4):1321-1325.  Keywords:  Microcystis aeruginosa/ toxin production.
2798.   Utkilen, H.; Skulberg, O. M.; Skulberg, R.; Gjolme, N.; and Underdal, B.  (2001).  Toxic cyanobacterial blooms of inland waters in southern Norway.  In: I. Chorus (ed.)  Cyanotoxins:  Occurrence, Causes, Consequences.  Springer-Verlag: New York,  pp. 49-56.  357 pp.  Keywords:  cyanobacteria/ blooms/ inland waters/ Norway.
2799.   Vaishampayan, A.; Sinha, R. P.; Hader, D. P.; Dey, T.; Gupta, A. K.; Bhan, U.; and Rao, A. L.  (2001).   Cyanobacterial biofertilizers in rice agriculture.   Botan. Rev. 67(4):453-516.  Keywords:  blue-green-alga/ methionine-DL-sulfoximine/ nitrogen-fixing cyanobacteria/ azolla-anabaena relationship/ triticum-vulgare L/ oryza-sativa-L/ sp strain ATCC-33047/ Nostoc muscorum/ wetland rice/ N2-fixing cyanobacteria.
2800.   Vaitomaa, J.; Rantala, A.; Halinen, K.; Rouhiainen, L.; Tallberg, P.; Mokelke, L.; and Sivonen, K.  (2003).   Quantitative real-time PCR for determination of microcystin synthetase E copy numbers for Microcystis and Anabaena in lakes.   Appl. Environ. Microbiol. 69(12):7289-7297.  Keywords:  16S ribosomal-RNA/ cyclic heptapeptide microcystin/ TAQ nuclease assays/ cyanobacerial hepatotoxins/ Microcystis aeruginosa/ Anabaena.
2801.   Vajcova, V.; Navrátil, S.; and Palíkova, M.  (1998).   The effect of intraperitoneally applied pure microcystin-LR on haematological, biochemical and morphological indices of silver carp (Hypophthalmichthys molitrix Val.).   Acta Vet. Brno 67(4):281-287.  Keywords:  cyanotoxins/ plasma enzymes/ red blood cells/ histo-pathological changes.
2802.   Vakeria, D.; Codd, G. A.; Bell, S. G.; Beattie, K. A.; and Priestley, I. M.  (1985).   Toxicity and extrachromosomal DNA in strains of the cyanobacterium Microcystis aeruginosa.   FEMS Microbiol. Lett. 29(1-2):69-72.  Keywords:  cyanotoxin/ Microcystis aeruginosa/ DNA/ plasmid/ hepatotoxin.
2803.   Valentine, W. M.; Schaeffer, D. J., and Beasley, V. R.  (1991).  Electromygraphic assessment of the neuromuscular blockade produced in vivo by anatoxin-a in the rat.  Toxicon.  29(3):347-357.  Keywords:  assessment/neuromuscular blockade/anatoxin-a/rat.  (Abstract)
2804.   van den Top, H. J.; Boenke, A.; Burdaspal, P. A.; Bustos, J.; van Egmond, H. P.; Legarda, T.; Mesego, A.; Mouriño, A.; Paulsch, W. E.; and Salgado, C.  (2000).   The development of reference materials for paralytic shellfish poisoning toxins in lyophilized mussel:  interlaboratory studies of methods of analysis.   Food Add. Contam. 17(6):419-433.  Keywords:  paralytic shellfish poison/ PSP/ saxitoxin .
2805.   van den Top, H. J.; Boenke, A.; Burdaspal, P. A.; Bustos, J.; van Egmond, H. P.; Legarda, T.; Mesego, A.; Mouriño, A.; Paulsch, W. E.; and Salgado, C.  (2001).   The development of reference materials for paralytic shellfish poisoning toxins in lyophilized mussel.  II. Certification study.   Food Add. Contam. 18(9):810-824.  Keywords:  paralytic shellfish poison/ PSP/ saxitoxin/ decarbamoyl saxitoxin/ shellfish/ interlaboratory/ reference material/ phycotoxin/ standardization/ regulatory level/ certification.
2806.   van der Grinten, E.; Lurling, M.; and Burger-Wiersma, T.  (2001).  Is Microcystis really toxic to Daphnia?  International Association of Theoretical and Applied Limnology Proceedings.  Stuttgart.  27(Pt 5),  pp. 3226-3229.    Keywords:  Microcystis/ Daphnia.
2807.   Van der Westhuizen, A. J. and Eloff, J. N.  (1983).   Effect of culture age and pH of culture medium on the growth and toxicity of the blue-green alga Microcystis aeruginosa.   Z. Pflanzenphysiol. 110(S):157-163.  Keywords:  Microcystis aeruginosa/ blue-green algae/ culture age/ culture pH/ cyanobacteria/ toxicity/ South Africa.
2808.   Van der Westhuizen, A. J. and Eloff, J. N.  (1985).   Effect of temperature and light on the toxicity and growth of the blue-green alga Microcystis aeruginosa (UV-006).   Planta 163:55-59.  Keywords:  cyanotoxin/ Microcystis aeruginosa/ temperature/ light.
2809.   Van der Westhuizen, A. J. and Eloff, J. N.  (1982).   Toxin extraction from the blue-green alga Microcystis aeruginosa by different extraction media.   J. Limnol. Soc. S. Afr. 8(2):76-77.  Keywords:  cyanotoxin/ Microcystis aeruginosa/ extraction.
2810.   Van der Westhuizen, A. J.; Eloff, J. N.; and Krüger, G. H. J.  (1988).   Effect of culture age and pH of the culture medium on the composition of the toxin of the cyanobacterium Microcystis aeruginosa (UV-006).   S. Afr. J. Bot. 54(4):372-374.  Keywords:  cyanotoxin/ Microcystis aeruginosa/ age/ pH.
2811.   Van der Westhuizen, A. J.; Eloff, J. N.; and Krüger, G. H. J.  (1986).   Effect of temperature and light (fluence rate) on the composition of the toxin of the cyanobacterium Microcystis aeruginosa (UV-006).   Arch. Hydrobiol. 108(2):145-154.  Keywords:  cyanotoxin/ Microcystis/ temperature/ light/ South Africa.
2812.   Van der Westhuizen, A. J.; Eloff, J. N.; and Krüger, G. H. J.  (1988).   Isolation of several toxins from the cyanobacterium Microcystis aeruginosa UV-006.   S. Afr. J. Sci. 84:70-71.  Keywords:  cyanotoxin/ Microcystis aeruginosa/ isolation/ South Africa.
2813.   van Dijk, G. M.  (1993).   Dynamics and attenuation characteristics of periphyton upon artificial substratum under various light conditions and some additional observations on periphyton upon Potamogeton pectinatus L.   Hydrobiologia 252:143-161.  Keywords:  periphyton/ light climate/ attenuation/ artificial substratum/ Potamogeton pectinatus.
2814.   Van Dok, W and Hart, B. T.  (1996).   Akinete differentiation in Anabaena circinalis (Cyanophyta).   J. Phycol 32:557-565.  Keywords:  akinete/ Anabaena circinalis/ cyanobacteria/ differentiation/ inclusions/ phosphorus metabolism.
2815.   Van Dok, W. and Hart, B. T.  (1997).   Akinete germination in Anabaena circinalis (Cyanophyta).   J. Phycol. 33(1):12-17.  Keywords:  Anabaena circinalis/ akinete germination.
2816.   Van Dolah, F. M.  (2000).   Marine algal toxins: origins, health effects, and their increased occurrence.   Environ. Health Perspect. 108(1):133-141.  Keywords:  marine/ cyanobacteria/ health effects/ increased occurrence/ amnesic shellfish poisoning/ diarrhetic shellfish poisoning/ dinoflagellates/ domoic acid/ global climate change/ harmful algal blooms/ marine toxins/ neurotoxic/ okadaic acid/ paralytic shellfish poisoning.
2817.   Van Dolah, F. M. and Ramsdell, J. S.  (2001).   Review and assessment of in vitro detection methods for algal toxins.   J. Assoc. Off. Analyt. Chem. Int. 84(5):1617-1625.  Keywords:  phosphatase inhibition assay/ linked immunosorbent assay/ shellfish poisoning toxins/ fluorescent microplate assay/ sensitive sodium channels/ receptor binding assay/ tissue culture assay/ okadaic acid/ domoic acid/ enzyme immunoassay.
2818.   Van Dolah, F. M.; Roelke, D.; and Greene, R. M.  (2001).   Health and ecological impacts of harmful algal blooms: Risk assessment needs.   Human Ecol. Risk Assess. 7(5):1329-1345.  Keywords:  algal toxins/ harmful algal blooms/ phytoplankton/ PSP/ NSP/ ASP/ DSP/ PEAS/ ciguatera/ risk assessment.
2819.   van Egmond, H. P.; Mouriño, A.; Burdaspal, P. A.; and Boenke, A.  (2001).   Development of reference materials for paralytic shellfish poisoning toxins.   J. Assoc. Off. Analyt. Chem. Int. 84(5):1668-1676.  Keywords:  paralytic shellfish poisoning.
2820.   van Geel, B.; Mur, L. R.; Ralska-Jasiewiczowa, M.; and Goslar, T.  (1994).   Fossil akinetes of Aphanizomenon and Anabaena as indicators for medieval phosphate-eutrophication of Lake Gosciaz (central Poland).   Rev. Palaeobot. Palynol. 83(1-3):97-105.  Keywords:  fossil akinetes/ Aphanizomenon/ Anabaena/ medieval eutrophication/ Lake Gosciaz/ central Poland.
2821.   Van Halderen, A.; Harding W.R.; Wessels, J. C.; Schneider, D. J.; Heine, E. W. P.; Van der Merwe, J.; and Fourie, J. M.  (1995).   Cyanobacterial (blue-green algae) poisoning of livestock in the Western Cape province of South Africa.   J. S. Afr. Vet. Assoc. 66(4):260-264.  Keywords:  cyanobacterial toxicosis/ Microcystis/ Nodularia/ cattle/ sheep/ hepatotoxicosis/ photosensitization/ South Africa.
2822.   Van Voorst, I. L.  Nodularia spumigena. (1991).  26 pp.  Keywords:  Nodularia spumigena/ review.  (German —  Unpublished)
2823.   Vanderploeg, H. A.; Johengen, T. H.; Nalepa, T. F.; Liebig, J. R.; and Carmichael, W. W.  (1997).  Mechanisms of ecosystem change:  the role of zebra mussels in Saginaw Bay.  In: 40th Conference of the International Association for Great Lakes Research.  pp. 72-73.  June 1-5, 1997; Buffalo, New York.  Keywords:  role/ zebra mussles/ Saginaw Bay/ Michigan.  (Meeting Abstract)
2824.   Vanderploeg, H. A.; Liebig, J. R.; Carmichael, W. W.; Agy, M. A.; Johengen, T. H.; Fahnenstiel, G. L.; and Nalepa, T. F.  (2001).   Zebra mussel (Driessena polymorpha) selective filtration promoted toxic Microcystis blooms in Saginaw Bay (Lake Huron) and Lake Erie.   Can. J. Fish. Aquat. Sci.  58(6):1208-1221.  Keywords:  zebra mussel/ Driessena polymorpha/ Microcystis blooms/ Saginaw Bay/ Lake Huron/ Lake Erie/ water quality management/ Diaptomus silicis/ St. Clair/ phytoplankton/ impacts/ rates/ colinization.
2825.   Vardi, A.; Schatz, D.; Beeri, K.; Motro, U.; Sukenik, A.; Levine, A.; and Kaplan, A.  (2002).   Dinoflagellate-cyanobacterium communication may determine the composition of phytoplankton assemblage in a mesotrophic lake.   Curr. Biol. 12(20):1767-1772.  Keywords:  oxidative burst/ marine phytoplankton/ okadaic acid/ cell death/ stress/ limitation/ apoptosis/ Kinneret/ phosphorylation/ photosynthesis/ Peridinium gatunense/ Microcystis/ Sea of Galilee.
2826.   Varkonyi, Z.; Zsiros, O.; Farkas, T.; Garab, G.; and Gombos, Z.  (2000).   The tolerance of cyanobacterium Cylindrospermopsis raciborskii to low-temperature photo-inhibition affected by the induction of polyunsaturated fatty acid synthesis.   Biochem. Soc. Trans. 28(6):892-894.  Keywords:  enviromental stress/ fatty acid desaturation/ lipids/ Cylindrospermopsis raciborskii .
2827.   Vasas, G.; Gáspár, A.; Surányi, G.; Batta, G.; Gyémánt, G.; M-Hamvas, M.; Máthé, C.; Grigorszky, I.; Molnár, E.; and Borbély, G.  (2002).   Capillary electrophoretic assay and purification of cylindrospermopsin, a cyanobacterial toxin from Aphanizomenon ovalisporum, by plant test (blue-green Sinapis test).   Analyt. Biochem. 302(1):95-103.  Keywords:  Aphanizomenon ovalisporum/ cyanotoxin/ capillary electrophoretic assay/ cylindrospermopsin/ Sinapsis assay/ Umezakia natans/ raciborskii.
2828.   Vasconcelos, V. M.  (1999).   Cyanobacterial toxins in Portugal—effects on aquatic animals and risk for human health.   Brazilian J. Med. Biol. Res. 32(3):249-254.  Keywords:  cyanotoxins/ Portugal/ aquatic animals/ human health risk.
2829.   Vasconcelos, V. M.  (2001).  Freshwater cyanobacteria and their toxins in Portugal.  In: I. Chorus (ed.)  Cyanotoxins:  Occurrence, Causes, Consequences.  Springer-Verlag: New York,  pp. 62-67.  357 pp.  Keywords:  cyanotoxins/ Portugal.
2830.   Vasconcelos, V. M.  (1990).   Preliminary results of a study on the impact of toxic and nontoxic cyanobacteria on some freshwater microcrustacean species.   Crustaceana 59(3):317-318.  Keywords:  Portugal/ cyanobacteria/ toxic/ nontoxic/ freshwater microcrustacean.
2831.   Vasconcelos, V. M.  (1994).   Toxic cyanobacteria (blue-green algae) in Portuguese fresh waters.   Arch. Hydrobiol. 130(4):439-451.  Keywords:  Portugal/ toxic cyanobacteria/ freshwater.
2832.   Vasconcelos, V. M.  (1993).   Toxicity of cyanobacteria in lakes of north and central Portugal:   ecological implications.   Verh. Internat. Verein. Limnol. 25(2):694-697.  Keywords:  Portugal/ cyanotoxin/ lakes.
2833.   Vasconcelos, V. M.  (1995).   Uptake and depuration of the heptapeptide toxin microcystin-LR in Mytilus golloprovinciales.   Aquat. Toxicol. 32(2-3):227-237.  Keywords:  microcystin-LR/ cyanobacteria/ Microcystis/ Mytilus galloprovincialis/ depuration.
2834.   Vasconcelos, V. M.; Evans, W. R.; Carmichael, W. W.; and Namikoshi, M.  (1993).   Isolation of microcystin-LR from a Microcystis (cyanobacteria) waterbloom collected in the drinking water reservoir for Porto, Portugal.   J. Environ. Sci. Health Part A–Toxic/Hazardous Substances Environ. Eng. 28(9):2081-2094.  Keywords:  microcystin-LR/ isolation/ Microcystis/ waterbloom/ drinking water/ Porto/ Portugal.
2835.   Vasconcelos, V. M.; Oliveira, S.; and Teles, F. O.  (2001).   Impact of a toxic and a non-toxic strain of Microcystis aeruginosa on the crayfish Procambarus clarkii.   Toxicon 39(10):1461-1470.  Keywords:  crayfish/ Procambarus clarkii/ Microcystis aeruginosa/ toxins/ microcystins/ toxicity/ accumulation.
2836.   Vasconcelos, V. M. and Pereira, E.  (2001).   Cyanobacteria diversity and toxicity in a wastewater treatment plant.   Water Res. 35(5):1354-1357.  Keywords:  cyanobacteria/ toxicity/ microcystins/ wastewater treatment plant/ contamination.
2837.   Vasconcelos, V. M.; Sivonen, K.; Evans, W. R.; Carmichael, W. W.; and Namikoshi, M.  (1996).   Hepatotoxic microcystin diversity in cyanobacterial blooms collected in Portuguese freshwaters.   Water Res. 30(10):2377-2384.  Keywords:  microcystin/ hepatotoxic/ diversity/ blooms/ Portugal/ freshwater.
2838.   Vasconcelos, V. M.; Sivonen, K.; Evans, W. R.; Carmichael, W. W.; and Namikoshi, M.  (1995).   Isolation and characterization of microcystins (heptapeptide hepatotoxins) from Portuguese strains of Microcystis aeruginosa  Kütz. emend Elenkin.   Arch. Hydrobiol. 134(3):295-305.  Keywords:  Microcystis aeruginosa/ isolation/ characterization/ microcystins/ Portugal.
2839.   Vasseur, P.; Ferard, J. F.; Vial, J.; and Larbaigt, G.  (1984).   Comparaison des tests microtox et daphnie pour l'evaluation de la toxicité aigue d'effluents industriels.   Environ. Poll. 34(A):225-235.  Keywords:  microtox test/ Daphnia test/ comparison.  (French)
2840.   Vaughan, R. D.; Geary, E.; Pravda, M.; and Guilbault, G. G.  (2003).   Piezoelectric immunosensors for environmental monitoring.   Int. J. Environ. Analyt. Chem. 83(7-8):555-571.  Keywords:  piezoelectricity/ piezoelectric immunosensors/ environmental analyses/ microcystin/ okadaic acid.
2841.   Veldee, M. V.  (1931).   Epidemiological study of suspected waterborne gastroenteritis.   Am. J. Pub. Health 21:1227-1235.  Keywords:  cyanotoxin.
2842.   Velez, P.; Sierralta, J.; Alcayaga, C.; Fonseca, M.; Loyola, H.; Johns, D. C.; Tomaselli, G. F.; Marban, E.; and Suarez-Isla, B. A.  (2001).   A functional assay for paralytic shellfish toxins that uses recombinant sodium channels.   Toxicon 39(7):929-935.  Keywords:  saxitoxins/ electrophysiological assay/ sodium channel.
2843.   Velzeboer, R. M. A.; Baker, P. D.; and Rositano, J.  (2001).   Saxitoxins associated with the growth of the cyanobacterium Anabaena circinalis (Nostocales, Cyanophyta) under varying sources and concentrations of nitrogen.   Phycologia 40(3):305-312.  Keywords:  paralytic shellfish poisons/ protogonyaulax tamarensis/ Microcystis aeruginosa/ hepatotoxin production/ environmental factors/ toxins/ temperature/ water/ light/ toxicity.
2844.   Velzeboer, R. M. A.; Baker, P. D.; Rositano, J.; Heresztyn, T.; Codd, G. A.; and Raggett, S. L.  (2000).   Geographical patterns of occurrence and composition of saxitoxins in the cyanobacterial genus Anabaena (Nostocales, Cyanophyta) in Australia.   Phycologia 39(5):395-407.  Keywords:  Anabaena/ saxitoxins/ paralytic shellfish poisons/ blue-green alga/ liquid chromatographic method/ Microcystis aeruginosa/ Cylindrospermopsis raciborskii/ toxicity/ Austrialia northeast coast, southeast coast/ Tasmania/ Murray-Darling Basin/ south coast/ southwest coast/ Wongulla Lagoon.
2845.   Venkataraman, L. V.; Somasekaran, T.; and Becker, E. W.  (1994).   Replacement value of blue-green alga (Spirulina platensis) for fish meal and a vitamin mineral premix for broiler chicks.   Br. Poultry Sci. 35(3):373-381.  Keywords:  blue-green alga/ Spirulina platensis/ broiler chicks.
2846.   Vernier, W.  (1997).  Studies toward the total synthesis of cylindrospermopsin.  M.Sc. Thesis.  Ohio State Univ., 62 pp.    Keywords:  cylindrospermopsin/ synthesis.
2847.   Vesterkvist, P. S. M. and Meriluoto, J. A. O.  (2003).   Interaction between microcystins of different hydrophobicities and lipid monolayers.   Toxicon 41(3):349-355.  Keywords:  blue-green algae/ cyanobacteria/ toxins/ microcystins/ hydrophobicity/ lipid monolayers/ cyanobacterial hepatotoxin microcystin/ blue green algae/ dihydromicrocystin-LR/ protein phosphatase 1/ hepatocellular uptake/ peptide toxin/ in vivo/ toxicity/ membranes/ aeruginosa.
2848.   Vezie, C.; Brient, L.; Sivonen, K.; Bertru, G.; Lefeuvre, J-C.; and Salkinoja-Salonen, M.  (1997).   Occurrence of microcystin-containing cyanobacterial blooms in freshwaters of Brittany (France).   Arch. Hydrobiol. 139(3):401-413.  Keywords:  microcystin/ occurrence/ freshwater/ France.
2849.   Vezie, C.; Brient, L.; Sivonen, K.; Bertru, G.; Lefeuvre, J-C.; and Salkinoja-Salonen, M.  (1998).   Variation of microcystin content of cyanobacterial blooms and isolated strain in Lake Grand-Lieu (France).   Microbial Ecol. 35(2):126-135.  Keywords:  microcystin content/ cyanobacterial blooms/ France.
2850.   Vezie, C.; Rapala, J.; Vaitomaa, J.; Seitsonen, J.; and Sivonen, K.  (2002).   Effect of nitrogen and phosphorus on growth of toxic and nontoxic Microcystis strains and on intracellular microcystin concentrations.   Microbial Ecol. 43(4):443-454.  Keywords:  cyclic heptapeptide microcystin/ blue-green algae/ cyanobacterial hepatotoxins/ environmental factors/ genus Microcystis/ tumor promotion/ Alberta lakes/ ribosomal RNA/ aeruginosa/ light.
2851.   Vezie, C.; Sivonen, K.; Brient, L.; Bertru, G.; and Lefeuvre, J-C.  (1996).   Development of toxic  cyanobacteria in western France:  detection of toxicity with Artemia salina tests.   Ann. Limnol. 32(2):123-128.  Keywords:  toxic cyanobacteria/ western France/ Artemia salina tests.
2852.   Vieira, J. M. D.; Azevedo, M. T. D.; Azevedo, S. M. F. O.; Honda, R. Y.; and Correa, B.  (2003).   Microcystin production by Radiocystis fernandoi (Chroococcales, cyanobacteria) isolated from a drinking water reservoir in the city of Belam, PA) Brazilian Amazonia region.   Toxicon 42(7):709-713.  Keywords:  toxic cyanobacteria/ cyanotoxins/ microcystins/  Radiocystis fernandoi.
2853.   Villatte, F.; Schulze, H.; Schmid, R. D.; and Bachmann, T. T.  (2002).    A disposable acetylcholinesterase-based electrode biosensor to detect anatoxin-a(s) in water.   Analyt. Bioanalyt. Chem. 372(2):322-326.  Keywords:  biosensor/ acetylcholinesterase/ anatoxin-a(s)/ amperometric detection.
2854.   Vinagre, T. M.; Alciati, J. C.; Regoli, F.; Bocchetti, R.; Yunes, J. S.; Bianchini, A.; and Monserrat, J. M.  (2003).   Effect of microcystin on ion regulation and antioxidant system in gills of the estuarine crab Chasmagnathus granulatus (Decapoda, Grapsidae).   Comp. Biochem. Physiol.–C: Pharmacol. Toxicol. 135(1):67-75.  Keywords:  microcystin/ total scavenging capacity/ glutathione-S-transferase/ lipid peroxidation/ Na+, K+-ATPase/ Chasmagnathus granulatus.
2855.   Vinberg, G. G.  (1954).   Toxic phytoplankton  (Toksicheskii fitoplankton).   Uspekhi Sovr. Biologii 2(5):216-226.  Keywords:  cyanotoxin.  (Norwegian)
2856.   Vincent, W. F., ed).  (1987).  Dominance of bloom-forming cyanobacteria (blue-green algae).   NZ. J. Mar. Freshwater Res.  21(3):361-542.  139 pp.  Keywords:  cyanobacteria/ bloom-forming/ dominance.  (Special Issue)
2857.   Visser, P. M.; Ketelaars, H. A.; van Breeman, L. W. C. A.; and Mur, L. R.  (1996).   Diurnal buoyancy changes of Microcystis in an artificially mixed storage reservoir.   Hydrobiologia 331:131-141.  Keywords:  buoyancy/ artificial mixing/ aeration/ Microcystis/ cyanobacteria.
2858.   Visser, P. M.; Passarge, J.; and Mur, L. R.  (1997).   Modelling vertical migration of the cyanobacterium Microcystis.   Hydrobiologia 349:99-109.  Keywords:  Microcystis/ vertical migration/ buoyancy/ modeling/ fluctuating irradiance/ carbohydrate.
2859.   Volterra, L.; Aquilina, G.; Conti, L.; Contu, A.; Crebelli, P.; DeMaria, G.; Fortuna, S.; LaTorre, F.; Palazzesi, S.; Palliola, E.; Sechi, N.; Stammati, A. L.; Zampaglioni, F.; and Loizzo, A.  (1986).  A toxic bloom of Oscillatoria in Italy, uni- and multi-dosal predictive toxicometrics using in vivo and in vitro models.  In: Z. Dubinsky and Y. Steinberger (eds.)  Environmental Quality and Ecosystem Stability.  Bar-Ilan University Press: Ramat-Gan, Vol. III, Part B, pp. 697-706.   Keywords:  cyanotoxin/ Oscillatoria/ Italy.
2860.   Von Scharf, E. M.; Spittler, P.; and Van Oertzen, J. A.  (1979).   The effect of Microcystis aeruginosa on the population growth  of batch cultured Chydorus sphaericus (Zum enfluss von Microcystis aeruginosa (Cyanophyta) auf das populationswachstum von Chydorus sphaericus (Cladocera).   Wissen. Z. Wilhelm-Pieck Uni. Rostock 28(6):531-536.  Keywords:  cyanotoxin/ Microcystis aeruginosa/ population growth/ Chydorus sphaericus.  (German)
2861.   Vuori E.; Pelander, A.; Himberg, K.; Waris, M.; and Niinivaara, K.  (1997).   Removal of nodularin from brackish water with reverse-osmosis or vacuum distillation.   Water Res. 31(11):2922-2924.  Keywords:  nodularin/ removal/ brackish water.

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