Antibody:	anti-E-Cadherin (24E10; #3195)
Detection system:	Alexa Fluor 488

Structure	Level	Pattern	Image	Note
TS22: epithelium of urogenital sinus	Strong	Ubiquitous	1B 14 dpc Male CDH1 , 1B 14 dpc Male Merge	Authors report abundant and ubiquitous expression across male and female urogenital sinus epithelium at 14 dpc.

Structure	Level	Pattern	Image	Note
TS22: epithelium of urogenital sinus	Strong	Ubiquitous	1B 14 dpc Female Merge , 1B 14 dpc Female CDH1	Authors report abundant and ubiquitous expression across male and female urogenital sinus epithelium at 14 dpc.

Structure	Level	Pattern	Image	Note
TS25: epithelium of pelvic urethra of male	Present	Graded	1B Urethra Male CDH1 , 1B Urethra Male Merge	Graded pattern of expression in both male and female embryos at 17 dpc. Strong expression in epithelial cells closest to urethral lumen; weak expression in cells closest to basement membrane.

Structure	Level	Pattern	Image	Note
TS25: epithelium of pelvic urethra of female	Present	Graded	1B Urethra Female Merge , 1B Urethra Female CDH1	Graded pattern of expression in both male and female embryos at 17 dpc. Strong expression in epithelial cells closest to urethral lumen; weak expression in cells closest to basement membrane.

Structure	Level	Pattern	Image	Note
TS25: prostate bud	Weak	Regionally restricted	1B Prostatic Bud Merge , 1B Prostatic Bud CDH1	Weakest expression in tips of prostatic buds.