Mycotoxins Toxic by-product of fungal growth on various foods
Aflatoxins peanuts, spices, corn, cotton, pistachios (aspergillus flavus & A. parasiticus)
Ochratoxin Vine fruits, beer & wine
(Penicillium & Aspergillus spp.)
Citrinin mold ripened cheeses, miso, soy
(penicillium & aspergillus spp.)
Ergot Cereal grains & flours
(claviceps)
Patulin Apples, pear and grapes (fruit & juice)
(penicillium, aspergillus & byssochylamys)
Fusarium Grains (wheat & corn)
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(Fusarium spp.)
Plants/plant components that cause human illness: rhubarb leaves
cherry, peach & apricot pits
akee
8 Food Allergens: 1. Wheat
2. Soy
3. Eggs
4. Milk
5. Peanuts
6. Tree nuts
7. Seafood
8. Shellfish
(9) Sesame in Canada
Paralytic Shellfish Poisoning (PSP) -can occur in shellfish (filter-feeding mollusks)
-mussels, clams, scallops, oysters
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-caused by neurotoxin = saxitoxin (produced in algae)
Scombroid Poisoning -caused by growth of bacteria that produce enzyme = histidine
decarboxylase
-converts histidine --> HISTAMINE
- temperature control of fish is important (chilled below 10C (50F) within 4 hours
-enzyme active at 40F but optimal at 90F
-freezing inhibits enzyme activity
Ciguatera Fish Poisoning (CFP) -caused by ingestion of toxic algae by certain species of
tropical fish (barracuda, King mackerel, groupers)
Hazard agent (biological, chemical, physical) that can cause illness/death
Risk LIkelihood/probability that someone can get ill/die due to exposure of hazard
= exposure x consequence
Biological hazard -bacterial, viral, parasitic organisms