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Distribution of Bcl-2- (a), and Bax- (b) positive cells in the lamina propria (lp) and epithelium (e), and distribution of Bcl-2- and Bax-positive cells in the epithelium (c) and lamina propria (d) in control colon tissue (ctrl), low-grade colon cancer (Lg), and high-grade colon cancer (Hg). Data are presented as mean ± SD. Significant differences (Mann–Whitney test) are indicated by * p < 0.01, ** p < 0.001, *** p < 0.0001.
