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. 2009 Oct 14;118(3):331–337. doi: 10.1289/ehp.0900975

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Effect of Cd on the number of germ cells and apoptosis in the mouse fetal testis in vitro. (A) Number of germ cells identifiedby morphologic analysis. (B) Apoptosis measured by immunohistochemical staining of cleaved caspase-3. Values shown are mean ± SEM of five to nine determinations per group (number shown in parentheses in each bar).