Possible ameliorative effect of nano-chocolate fortified with zinc on the hepatic and testicular toxicity induced by cadmium on male Swiss albino mice: histopathological and histomorphometrical studies

Table 3 Testicular morphometric analyses in male Swiss albino mice exposed to sublethal concentration of cadmium individually and in mixture with chocolate fortified with zinc nanoparticles

Parameters	Number of Leydig cells (mean ± SD)	Diameter of seminiferous tubule (μm) (mean ± SD)	Height of germinal epithelium in seminiferous tubule (μm) (mean ± SD)
Groups	Number of Leydig cells (mean ± SD)	Diameter of seminiferous tubule (μm) (mean ± SD)
Control-treated group	10 ± 2.121^a	2.697 ± 0.531 ^a	0.748 ± 0.107 ^a
Cadmium-treated group	0.8 ± 0.374^b**	1.489 ± 0.136 ^b**	0.371 ± 0.027 ^b**
Choco-treated group	10.2 ± 1.562^a**	2.559 ± 0.437 ^a**	0.736 ± 0.167 ^a**
Cadmium-choco-treated group	10.6 ± 2.039^a**	2.709 ± 1.163 ^a**	0.758 ± 0.112 ^a**