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  Indian J Med Microbiol
 

Figure 2: Photomicrographs of dermal capillaries (arrows) in the tails of (a) untreated normal rats, (b) normal rats treated with Nigella sativa, (c) untreated diabetic rats, and (d) diabetic rats treated with Nigella sativa after an 8-week experimental period. Periodic acid-Schiff staining (×40)

Figure 2: Photomicrographs of dermal capillaries (arrows) in the tails of (a) untreated normal rats, (b) normal rats treated with <i>Nigella sativa</i>, (c) untreated diabetic rats, and (d) diabetic rats treated with <i>Nigella sativa</i> after an 8-week experimental period. Periodic acid-Schiff staining (×40)