Antibody:	anti-vimentin (V4630)
Detection system:	Biotinylated secondary antibody/[Strept]avidin coupled to horseradish peroxidase

Structure	Level	Pattern	Image	Note
TS20: paramesonephric duct	Weak	Regionally restricted	3E	Rostral to growing tip, weak expression in Mullerian duct.
TS20: nephric duct	Absent		3E	No expression in Wolffian duct.
TS20: coelomic epithelium of reproductive system	Present		3E

Structure	Level	Pattern	Image	Note
TS20: paramesonephric duct	Present	Regionally restricted	3J	At growing tip, expression in Mullerian duct.
TS20: nephric duct	Absent		3J	No expression in Wolffian duct.
TS20: coelomic epithelium of reproductive system	Present		3J

Structure	Level	Pattern	Image	Note
TS20: paramesonephric duct	Ambiguous	Regionally restricted	3O	Caudal to growing tip, expression in Mullerian duct.
TS20: nephric duct	Absent		3O	No expression in Wolffian duct.
TS20: coelomic epithelium of reproductive system	Present		3O

Structure	Level	Pattern	Image	Note
TS20: paramesonephric duct	Strong	Regionally restricted	3P	Strong expression in cells at tip of Mullerian duct.

Structure	Level	Pattern	Image	Note
TS21: paramesonephric duct of female	Weak		4F	In rostral region, weak expression in Mullerian duct.
TS21: nephric duct of female	Absent		4F	No expression in Wolffian duct.
TS21: coelomic epithelium of reproductive system	Present		4F

Structure	Level	Pattern	Image	Note
TS21: paramesonephric duct of female	Weak		4L	In middle region, weak expression in Mullerian duct.
TS21: nephric duct of female	Absent		4L	No expression in Wolffian duct.
TS21: coelomic epithelium of reproductive system	Present		4L

Structure	Level	Pattern	Image	Note
TS21: paramesonephric duct of female	Weak		4R	In caudal region, weak expression in Mullerian duct.
TS21: nephric duct of female	Absent		4R	No expression in Wolffian duct.
TS21: coelomic epithelium of reproductive system	Present		4R