The farmer had not diluted aldicarb properly and the concentration was to high

The farmer had not diluted aldicarb properly and the

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The farmer had not diluted aldicarb properly, and the concentration was to high The boy had wriggling under skin like worms, blurred vision Cholinesterase inhibitor, inhibits very important enzyme in insects and humans o Roughly 45 minutes after picnic, 14 people became sick with cramps, nausea, diarrhea, dizziness, sweating, muscle and eye twitching Black pepper in cabbage salad Pepper was 14% aldicarb Slow or fast and irregular heart beats o Mercury in fish, tuna Comes from burning coal, gets in air, reacts with bacteria in water and forms methyl mercury and is found in fish Real problem for pregnant women, embryo is sensitive to toxins Large tune, swordfish, shark High in food chain, high concentration of toxins Naturally occurring toxins - Red Tide Toxin - Coniine found in hemlock o Executions by drinking hemlock plant juice - Potatoes o Chlorophyll (green) is when potato is trying to sprout, which also produces solanine , which is not too toxic but can cause gastric problems
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Ève Belzile-Dugas Winter 2015 - Mushrooms o Most poisonous: death cap mushrooms o Amanitin , complex and toxic molecule Kills human, but not rabbits o Amanita muscaria (seen in picture books for children) Muscarine, lethal molecule o Molds Large variety of mycotoxins Not all toxic (some produce penicillin) Testing for molds on grains, most susceptible to produce toxic molds (e.g. cereals) Aflatoxin (family of toxins): most carcinogen substances known Ochratoxin A Patulin Fusarium Barley and peanuts can be contaminated as well Genetic modification can cut down the frequency of moldy corn. By inducing the corn to produce an insecticide, insects are discouraged from eating the corn. Mold grows where insects have bitten into the corn. - Cheese and aged wine can have tyramine o Can produce headaches in some people o Can cause high blood pressure - Fish that smells have histamine (from protein breakdown) o Histamine is responsible for allergies too, so similar reactions Rash, headaches, hives, itching, nausea, vomiting o Mahi Mahi, albacore tuna, Bluefin, yellowfin tuna, mackerel, and sardines have high amounts of histidine. o As a result of inadequate refrigeration or preservation, bacteria convert the histidine to histamine, leading to scromboid poisoning. o Treatment: antihistamines like Benadryl - Ciguatera poisoning o E.g. barracuda o Symptoms appear within 3 to 5 hours after the toxic fish eaten Nausea Vomiting Watery diarrhea Numbness and tingling about the mouth and extremities o Doesn’t kill you but can make you miserable
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Ève Belzile-Dugas Winter 2015 - Puffer fish/blow fish to make fugu, otherwise lethal o Tetradotoxin should not be present in final product o Trace amounts are always present o Tingling sensations in fingertips o Serpent and rainbow: zombies are real? People were fed by doctors with tetradotoxin, put them in a state of stupor, buried, resuscitate them with zombie cucumber ( atropine, scopolamine = counteracts tetradotoxin) - Domoic acid o Source from algae o If mussels suck it out from water, they become contaminated
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