PPT-Serotonin & the Ergot Alkaloids

Assist Professor Dr Haitham M Alwali PhD Pharmacology Al Nahrain College of Pharmacy 3152018 1 Serotoninamp the Ergot Alkaloids S erotonin 5hydroxytryptamine 5HT is . plants and microbes. Some important classes of . alkaloids. Class . Precursors. Examples . . Piperidine. alkaloids L-lysine (C. 5. N) . Piperine. Pyrrolidine. /. tropane. . alkaloids. . L-. Some important classes of . alkaloids. Class . Precursors. . Examples. . _____________. . Piperidine. alkaloids L-lysine (C. 5. N) . Piperine. Pyrrolidine. /. tropane. . alkaloids. . L-. ornithine. alkaloids. Class . Precursors. . Examples. . _____________. . Piperidine. alkaloids L-lysine (C. 5. N) . Piperine. Pyrrolidine. /. tropane. . alkaloids. . L-. ornithine. . (C. 4. N) . Cocaine. Ergot fungus. Claviceps. . purpurea. Ergot Life Cycle. Ergot Pharmacology. Ergotamine. Ergosine. Lysergic Acid Diethylamide (LSD). Serotonin – a neurotransmitter. the . adverse physiology in livestock that are exposed to . ergopeptines. Glen Aiken. USDA-ARS Forage-Animal Production Research Unit. Lexington, KY. United States Department of Agriculture. Agricultural Research Service. David Chen. 11307120002. What is serotonin?. Neurotransmitter(. 神经递质. ). Also called 5-hydrotrptamine(. 5-HT. )5-. 羟色胺. Synthesized from . tryptphan. How does this system work?. Fig. from . Tahir Ali. Lecturer. RIPS, RIU. Any. Guess. Please . VOMIT. answer of some kind. Definition. Alkaloids. are extremely difficult to define because of two major reasons: . T. heir diverse heterogeneous nature . By Johannes Johnston. Literature 2111. Background. The hunting of witches started in the middle of the 14. th. . to the late 18. th. Century. Estimate of 40,000 to millions of people were burned, hanged, or tortured for witchcraft.. 5. Quinoline. alkaloids. Alkaloids containing . quinoline. as their basic nucleus include those obtained from cinchona bark (. Cinchona . succirubra. ) ( quinine, . quinidine. , . cinchonine. , and . Ergotoxins. Dr.. Rashmi . Rekha. Kumari. Asstt. . . Prof.. cum Jr. Scientist. Deptt. . Of . Vety. . Pharmacology and Toxicology. B.V.C, . BASU,Patna. VPT-609 (. 2+0. ). Toxicology of Plants and Toxins. Alkaloids. Definition:-. Alkaloids are natural compounds display an . expceptionally. wide array of biological activities and have a wide distribution , being present in plants, fungi, bacteria, insects, marine, animal and man.. INDOLE ALKALODS. a class of . alkaloid.  containing . a structural moiety of . indole. ; many . indole. alkaloids also include.  . isoprene.  groups and are thus called . terpene. . indole. . or . . 1- Definition : Secondary plant products act as acid and base at the same time. : . 2-Occurance. ( . Solanaceae. – . Papaveraceae. - . Liliaceae. ) . . 3- Distribution. CHNO and the end ne ). A source of some controversy, certain opioids are recommended in some guidelines, e.g. by the American Headache Society. 4. , but advised against in others, e.g. by Canadian Headache Society and European Headache Federation.