In the Gene Expression Modulation by Intervention with Nutrition and Lifestyle (GEMINAL) study, Dr. Dean Ornish and colleagues took tissue biopsies before and after subjects adopted intensive lifestyle changes for three months that included a whole food, plant-based diet. Beneficial changes in gene expression were noted for five hundred different genes. The expression of disease-preventing genes was boosted, and the oncogenes that promote breast and prostate cancer, for example, were suppressed.585 No matter the genes we may have inherited from our parents, we can affect how those genes affect
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