Table 1. Open in new tab Summary of...

		Spermatogenesis cell types^a	Male reproductive tissues
Number of genes	10,610	57	438	227	95	228	186	43	131	1	72	36	7	378
Median d_N/d_S	0.12	0.07*	0.09*	0.10*	0.13	0.19*	0.16*	0.08	0.10*	0.09	0.09	0.13	0.29*	0.19*
Percent of genes under positive selection	17%	18%	17%	19%	17%	14%	16%	19%	18%	0%	26%	14%	14%	13%
Percent of testis-specific genes under positive selection	13%	0%	0%	5.6%	9.1%	12%	17%	NA	NA	NA	NA	NA	NA	NA
Percent of genes that are testis-specific	3.6%	3.5%	1.4%*	7.9%*	23%*	32%*	25%*	NA	NA	NA	NA	NA	NA	NA

		Spermatogenesis cell types^a	Male reproductive tissues
Number of genes	10,610	57	438	227	95	228	186	43	131	1	72	36	7	378
Median d_N/d_S	0.12	0.07*	0.09*	0.10*	0.13	0.19*	0.16*	0.08	0.10*	0.09	0.09	0.13	0.29*	0.19*
Percent of genes under positive selection	17%	18%	17%	19%	17%	14%	16%	19%	18%	0%	26%	14%	14%	13%
Percent of testis-specific genes under positive selection	13%	0%	0%	5.6%	9.1%	12%	17%	NA	NA	NA	NA	NA	NA	NA
Percent of genes that are testis-specific	3.6%	3.5%	1.4%*	7.9%*	23%*	32%*	25%*	NA	NA	NA	NA	NA	NA	NA

Table 1.

Summary of molecular evolution by spermatogenesis stage and male reproductive tissue.

		Spermatogenesis cell types^a						Male reproductive tissues
	All genes	SO	SG	PL	SC	SD	EL	BD ^b	BG^b	CG^b	DP^b	VP^b	SV^b	TS^c
Number of genes	10,610	57	438	227	95	228	186	43	131	1	72	36	7	378
Median d_N/d_S	0.12	0.07*	0.09*	0.10*	0.13	0.19*	0.16*	0.08	0.10*	0.09	0.09	0.13	0.29*	0.19*
Percent of genes under positive selection	17%	18%	17%	19%	17%	14%	16%	19%	18%	0%	26%	14%	14%	13%
Percent of testis-specific genes under positive selection	13%	0%	0%	5.6%	9.1%	12%	17%	NA	NA	NA	NA	NA	NA	NA
Percent of genes that are testis-specific	3.6%	3.5%	1.4%*	7.9%*	23%*	32%*	25%*	NA	NA	NA	NA	NA	NA	NA

		Spermatogenesis cell types^a						Male reproductive tissues
	All genes	SO	SG	PL	SC	SD	EL	BD ^b	BG^b	CG^b	DP^b	VP^b	SV^b	TS^c
Number of genes	10,610	57	438	227	95	228	186	43	131	1	72	36	7	378
Median d_N/d_S	0.12	0.07*	0.09*	0.10*	0.13	0.19*	0.16*	0.08	0.10*	0.09	0.09	0.13	0.29*	0.19*
Percent of genes under positive selection	17%	18%	17%	19%	17%	14%	16%	19%	18%	0%	26%	14%	14%	13%
Percent of testis-specific genes under positive selection	13%	0%	0%	5.6%	9.1%	12%	17%	NA	NA	NA	NA	NA	NA	NA
Percent of genes that are testis-specific	3.6%	3.5%	1.4%*	7.9%*	23%*	32%*	25%*	NA	NA	NA	NA	NA	NA	NA

^aGreen et al. (2018).

^bDean et al. (2009).

^cChalmel et al. (2007).

(*) indicate significant differences from the average of all genes (FDR-corrected p < .05).

Note. SO = somatic; SG = spermatogonia; PL = pre-leptotene; SC = spermatocytes; SD = spermatids; EL = elongating; BD = bulbourethral diverticulum; BG = bulbourethral gland; CG = coagulating gland; DP = dorsolateral prostate; VP = ventral prostate; SV = seminal vesicle; TS = testis-specific.

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