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Caspase-3 cleavage in SGZ (A) and SVZ (B) from control (A Top; B Left) and VEGF-treated (A Bottom; B Right) rat brains in vivo. Brain sections through SGZ were stained with an antibody against the 17 to 20-kDa cleavage product of caspase-3. (Original magnification, 4×; high-power views, 20×.) Data are representative fields from at least three experiments per panel.
