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Consumption of tomato products has been associated with decreased risk of some cancer types, and the tomato antioxidant, lycopene, is thought to play an important role in the observed health effects. In this study, four carotenoids, trans-lycopene, phytofluene, phytoene, and zeta-carotene, were quantified in tomato products. Samples of raw tomatoes, tomato(More)
SUMMARY A cancer-induced change occurs in the serum of golden hamsters bearing transplantable cheek pouch tumors. The appearance of this change is a function of time after transplantation and the number of tumor cells injected into the animals. The serum change is caused by 1.5 X IO6 tumor cells within 24 hr after transplantation. Removal of the cheek pouch(More)
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