Antibody:	Anti-E-Cadherin (610181; Clone 36)
Detection system:	Alexa Fluor 488

Structure	Level	Pattern	Image	Note
TS20: paramesonephric duct	Absent		3D	Rostral to growing tip, no expression in Mullerian duct.
TS20: nephric duct	Strong		3D	Expression in Wolffian duct.
TS20: coelomic epithelium of reproductive system	Present		3D

Structure	Level	Pattern	Image	Note
TS20: paramesonephric duct	Absent		3I	At growing tip, no expression in Mullerian duct.
TS20: nephric duct	Strong		3I	Expression in Wolffian duct.
TS20: coelomic epithelium of reproductive system	Present		3I

Structure	Level	Pattern	Image	Note
TS20: paramesonephric duct	Absent		3N	Caudal to growing tip, no expression in Mullerian duct.
TS20: nephric duct	Strong		3N	Expression in Wolffian duct.
TS20: coelomic epithelium of reproductive system	Present		3N

Structure	Level	Pattern	Image	Note
TS21: paramesonephric duct of female	Absent		4D	In rostral region, no expression in Mullerian duct.
TS21: nephric duct of female	Strong		4D	Expression in Wolffian duct
TS21: coelomic epithelium of reproductive system	Present		4D

Structure	Level	Pattern	Image	Note
TS21: paramesonephric duct of male	Absent		4E	In rostral region, no expression in Mullerian duct.
TS21: nephric duct of male	Strong		4E	Expression in Wolffian duct
TS21: coelomic epithelium of reproductive system	Present		4E

Structure	Level	Pattern	Image	Note
TS21: paramesonephric duct of female	Absent		4J	In middle region, no expression in Mullerian duct.
TS21: nephric duct of female	Strong		4J	Expression in Wolffian duct
TS21: coelomic epithelium of reproductive system	Present		4J

Structure	Level	Pattern	Image	Note
TS21: paramesonephric duct of male	Absent		4K	In middle region, no expression in Mullerian duct.
TS21: nephric duct of male	Strong		4K	Expression in Wolffian duct
TS21: coelomic epithelium of reproductive system	Present		4K

Structure	Level	Pattern	Image	Note
TS21: paramesonephric duct of female	Absent		4P	In caudal region, no expression in Mullerian duct.
TS21: nephric duct of female	Strong		4P	Expression in Wolffian duct
TS21: coelomic epithelium of reproductive system	Present		4P

Structure	Level	Pattern	Image	Note
TS21: paramesonephric duct of male	Absent		4Q	In caudal region, no expression in Mullerian duct.
TS21: nephric duct of male	Strong		4Q	Expression in Wolffian duct
TS21: coelomic epithelium of reproductive system	Present		4Q

Structure	Level	Pattern	Image	Note
TS21: paramesonephric duct of female	Present	Regionally restricted	4S	In most rostral portion of Mullerian duct of female, expression in cells in the apical region.