The expression rates of BCL-2 in youth and menopause human breast carcinoma were 47.5% and 75%(P < 0.05), The expression rates of BAD in youth and menopause human breast carcinoma were 30% and 65%, the differences were statistically significant(P < 0.05) (P < 0.05). The gene discussed is BAD; the disease is breast carcinoma.