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CHEM 181 (47)

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CHEM 181
David Harpp

FOOD pages 1218 TOMATOES AND LYCOPENELycopene is the compound responsible for the red colour of tomatoesRecently ads and health food stores are promoting the sale of Lycopene supplements esp to men for prostate cancer o Studies have shown that men who consume a lot of tomato products have a lower incidence of prostate cancer o Men who had 10 or more tomatobased food per week had a 45 reduction in the rate of prostate cancerTomato sauce was most commonCooked tomatoes were more protective than raw tomato or tomato juice heat releases lycopeneSauce is made with olive oil which enhances the absorption of fatsoluble lycopeneSauce is also a concentrated tomato product and it provides more nutrients per gram than fresh tomatoesThe tomato uses lycopene to maintain its own health o Protects seeds from damage by oxygen and light it can absorb UV light and it is an antioxidant neutralizes free radicals generated by exposure to oxygenSince tomatoes contain many other compounds as well researchers at Ohio State University tried to find out if lycopene was the most important one o Used rats good model of human prostate cancerCaused cancer is 200 rats with a cancerinducing mix of testosterone and NmethylNnitrosourea
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