Effects of Chronic Exposure to Sodium Arsenite on Expressions of VEGF and VEGFR2 Proteins in the Epididymis of Rats

Figure 6

Nucleus apoptosis in epididymis caput of rats (TUNEL staining ×400). Note. (a) Control group, (b) low dose group, (c) middle dose group, and (d) high dose group.

(a)

(b)

(c)

(d)