Abstract:
:Many N-nitroso compounds (NOC) are carcinogens. In this controlled study of 21 healthy male volunteers, levels of NOC on a high (420 grams) red meat diet were significantly greater (P = 0.001) than on a low (60 grams) meat diet but not significantly greater when an equivalent amount of vegetable protein was fed. An 8-mg supplement of haem iron also increased fecal NOC (P = 0.006) compared with the low meat diet, but 35-mg ferrous iron had no effect. Endogenous N-nitrosation, arising from ingestion of haem but not inorganic iron or protein, may account for the increased risk associated with red meat consumption in colorectal cancer.
journal_name
Cancer Resjournal_title
Cancer researchauthors
Cross AJ,Pollock JR,Bingham SAsubject
Has Abstractpub_date
2003-05-15 00:00:00pages
2358-60issue
10eissn
0008-5472issn
1538-7445journal_volume
63pub_type
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