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Immunohistochemistry for caspase-9, caspase-3, and granzyme B in samples. Tissue sections of cutaneous leishmaniasis (CL) patients (n=8) were obtained and stained for (a) caspase-9, (c) caspase-3, and (e) granzyme B. Normal skin samples (n=3) were immunostained for (b) caspase-9, (d) caspase-3, and (f) granzyme B. (g) Isotype control is shown. All samples were counterstained with hematoxylin and examined by light microscopy. Scale bar=10 μm.
