Figure 3From: Assessment of the effect of betaine on p16 and c-mycDNA methylation and mRNA expression in a chemical induced rat liver cancer model The numbers and areas of GST-p-positive foci in different groups of rat livers. Data are means ± SD. Different letter (such as "a" versus "b") on the top of each bar indicates P < 0.05 between them. A: Numbers; B: Areas.Back to article page