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VEGFA isoforms are expressed by germ and somatic cells during testis development. Immunohistochemical analysis of VEGFA164 (D–F) and VEGFA165b (G–I), protein expression in the testis tissue of P3, P5, and P8 mice. Omitting primary antibody served as a negative control in testis tissue (A–C). Four donors were used for each age and antigen evaluated. Scale bars, 50 μm.
