Table 9.

Sperm parameters in control and high-dose male rats used as breeding males in the F₀ and F₁ two-generation reproduction study.

Dose (mg/kg/day)	Sperm motility (%)	HRS (×106/g)	Sperm count (cauda epididymal) (×106/g)	Abnormal sperm (%)	Types of abnormal sperm (%) no.					Tailless sperm (%)
					A	B	C	D	E
F0 generation
0	91.0 ± 4.5	83.73 ± 12.52	534.73 ± 72.79	0.81 ± 1.26	0.25 ± 0.62	0.04 ± 0.14	0.00 ± 0.00	0.42 ± 0.76	0.10 ± 0.40	1.96 ± 2.03
n	26	26	26	26	26	26	26	26	26	26
2000	91.3 ± 3.2	83.64 ± 10.21	537.29 ± 66.92	0.33 ± 0.37	0.04 ± 0.14	0.00 ± 0.00	0.00 ± 0.00	0.29 ± 0.35	0.00 ± 0.00	1.81 ± 2.83
n	26	26	26	26	26	26	26	26	26	26
F1 generation
0	86.0 ± 20.1	75.98 ± 17.86	551.21 ± 151.94	0.52 ± 0.83	0.31 ± 0.43	0.00 ± 0.00	0.00 ± 0.00	0.21 ± 0.62	0.00 ± 0.00	1.95 ± 1.77
n	22	22	22	21	21	21	21	21	21	21
2000	86.7 ± 19.7	81.57 ± 14.31	557.51 ± 142.72	0.40 ± 0.71	0.19 ± 0.51	0.00 ± 0.00	0.00 ± 0.00	0.21 ± 0.34	0.00 ± 0.00	5.18 ± 15.30
n	22	22	22	22	22	22	22	22	22	22

A: without hook, B: banana-like head, C: amorphous, D: folded in midpiece, E: others; HRS: homogenization-resistant spermatids; n: number of males per group.