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  Indian J Med Microbiol
 

Figure 4 Sections of kidney from (a) a control rat showing normal architecture of the renal corpuscles and tubules (hematoxylin and eosin, ×200), (b) a rat injected with a low dose of nicotine showing tubular cells vacuolization (arrows) and tubular dilatation, (d and c) a rat injected with a high dose of nicotine showing vacuolated tubular cells, few dilated tubules, and showing intraluminal casts in some tubules (hematoxylin and eosin, ×400).

Figure 4 Sections of kidney from (a) a control rat showing normal architecture of the renal corpuscles and tubules (hematoxylin and eosin, ×200), (b) a rat injected with a low dose of nicotine showing tubular cells vacuolization (arrows) and tubular dilatation, (d and c) a rat injected with a high dose of nicotine showing vacuolated tubular cells, few dilated tubules, and showing intraluminal casts in some tubules (hematoxylin and eosin, ×400).