Effects of Nigella sativa (Habbatus sauda) Oil and Nicotine Chronic Treatments on Sperm Parameters and Testis Histological Features of Rats

Table 3

Testis histological features of Nicotine (N) and Nicotine Control (NC) treated rats.

Parameter	Diameter of seminiferous tubules; (𝜇m); (mean ± SE)	Diameter of lumen; (µm); (mean ± SE)	Width of spermatogonia layer; (𝜇m); (mean ± SE)	Width of spermatocytes; layer; (𝜇m); (mean ± SE)	Width of spermatid-sperm; layer; (𝜇m); (mean ± SE)
Treatment
N; (𝑛=6)	253.36±1.83^b	100.15±2.38^b	19.85±0.39^b	33.37±0.59^b	22.14±0.71^a
NC; (𝑛=6)	242.75±1.24^a	79.64±2.01^a	18.82±0.27^a	30.95±0.34^a	25.40±0.78^b

abSuperscripts within the same column show significant difference (𝑃<0.05).