ETX 10 Lecture Notes - Lecture 3: Petri Dish, Mycotoxin, Phytotoxin
27 Nov 2017
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Document Summary
Drugs or poisons: natural bioactive compounds - magic bullets? organisms. Cause biochemical : chemicals found in nature that , phytotoxins - bioactive chemicals from , mycotoxins - bioactive chemicals from , both classes represent 2 main sources of drugs on the market today, common natural drug types. In i. ii. iii. iv. v. vi. Analgesics - cause temporary pain relief (cid:840)aspirin, etc. (cid:841) Narcotic analgesics - produce a sleep-like painless state (cid:840)morphine, codeine, etc. (cid:841) Anesthetics - block pain nerves (cid:840)cocaine, etc. (cid:841: pain is felt by the brain, but starts at the site. Stimulants - stimulate activity (cid:840)caffeine, nicotine, etc. (cid:841) Sedatives - produce general sedation (cid:840)alcohol, etc. (cid:841) Antimicrobials - cure infectious diseases (cid:840)penicillins, etc. (cid:841: attack and (cid:840)often(cid:841) kill bacteria, ergot alkaloids (cid:840)mycotoxin example(cid:841) i, produced by . (cid:840)st. anthony"s fire(cid:841: caused vasoconstriction of the extremities, symptoms included convulsions, hallucinations, gangrene, and spontaneous, sometimes useful: abortions. Used as a drug for and .
