Table 2.

Comparing the diameter of the seminiferous tubules, the height of germinal epithelium, the total volume of the testis, and the seminiferous tubules in different groups of rats, 56 days after treatment with p-NP and GTE

Groups	Control	p-NP	GTE	p-NP + GTE	P-value
STD (µm)	281.26 $\pm$ 8.09 ${}^a$	234.53 $\pm$ 21.25 ${}^b$	282 $\pm$ 7.32 ${}^a$	262.53 $\pm$ 10.40 ${}^a$	$<$ 0.001
GEH (µm)	76.05 $\pm$ 2.90${}^a$	68.69 $\pm$ 3.98${}^b$	79.31 $\pm$ 4.91${}^a$	78.84 $\pm$ 3.34${}^a$	0.018
TV (mm${}^3$)	1056.92 $\pm$ 31.88${}^a$	998.20 $\pm$ 20.54${}^b$	1078.91 $\pm$ 24.90${}^a$	1058.91 $\pm$ 33.45${}^a$	0.009
STV (mm${}^3$)	791.29 $\pm$ 52.29${}^a$	701.78 $\pm$ 23.95${}^b$	839.10 $\pm$ 35.82${}^a$	811.33 $\pm$ 36.90${}^a$	$<$ 0.001
Data presented as mean $\pm$ SD. Means with different code letter in a row are significantly different (one-way ANOVA and Tukey's test, p $<$ 0.05)
p-NP: Para-nonylphenol; GTE: Green tea extract; STD: Seminiferous tubules diameter; GEH: Germinal epithelium height; TV: Testis volume; STV: Seminiferous tubules volume