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The influence of various dietary supplements on the fecal bacteria was studied. Substances were chosen for study because they were known to influence body metabolism or had been implicated in the various hypotheses as the cause of large bowel cancer. No alteration in the fecal flora was demonstrated. The implications of these findings are discussed in the light of other investigations with special reference to our theory concerning the cause of large bowel cancer.
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Drasar et al. (1976) studied this question.
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