Antibody:	anti-Kctd13 (HPA043524)
Detection system:	Biotinylated secondary antibody/[Strept]avidin coupled to horseradish peroxidase

Structure	Level	Pattern	Image	Note
TS26: urethra of male	Strong		2F
TS26: genital tubercle of male	Strong	Regionally restricted	2F	Expression is seen in the epithelia lamina.
TS26: preputial gland of male	Strong		2F

Structure	Level	Pattern	Image	Note
TS26: urethra of male	Strong		2G
TS26: genital tubercle of male	Strong	Regionally restricted	2G	Expression is seen in the epithelia lamina.

Structure	Level	Pattern	Image	Note
TS28: penile urethra	Present		2I , 2H	Expression is observed in penile urethra and epithelia lamina.

Structure	Level	Pattern	Image	Note
TS28: urethra of male	Absent		2J

Structure	Level	Pattern	Image	Note
TS26: seminiferous cord	Present		2K

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Strong		2L
TS28: interstitium of the testis	Present	Single cells	2L	Expression is seen in some interstitial cells.

Structure	Cell Type	Level	Pattern	Image	Note
TS28: Leydig cell	Leydig cell	Present		2M , 2N
TS28: Sertoli cell	Sertoli cell	Present		2M , 2N
TS28: spermatocyte		Present		2N , 2M
TS28: spermatid		Trace		2M , 2N	There is minimal expression in round spermatids, none in elongated spermatids.

Structure	Level	Pattern	Image	Note
TS28: testis	Absent		2O

Structure	Level	Pattern	Image	Note
TS28: interstitium of the testis	Present		4C +/+
TS28: spermatocyte	Present		4C +/+
TS28: spermatogonium	Present		4C +/+
TS28: spermatid	Present		4C +/+	Expression seen in round spermatids.
TS28: spermatozoon	Absent		4C +/+	No staining seen in sperm.

Structure	Level	Pattern	Image	Note
TS28: testis	Absent		4C -/-