Antibody:

anti-Grb10

Structure	Level	Pattern	Image	Note
TS22: chorionic plate	Present			Expression largely confined to labyrinthine compartment and chorionic plate.
TS22: labyrinthine zone	Present			Expression largely confined to labyrinthine compartment and chorionic plate.

Structure	Level	Pattern	Image	Note
TS25: chorionic plate	Present		2A	Expression largely confined to labyrinthine compartment and chorionic plate.
TS25: labyrinthine zone	Present		2A	Expression largely confined to labyrinthine compartment and chorionic plate.

Structure	Level	Pattern	Image	Note
TS28: decidua	Weak		2A	Occasional weak expression in maternal deciduum.

Structure	Level	Pattern	Image	Note
TS25: capillary endothelium	Present		2D	Expression in fetal endothelium.
TS25: labyrinthine zone	Present	Regionally restricted	2D	Expression in at least one of the 3 trophoblast layers of the labyrinth.
TS25: spongiotrophoblast	Absent		2D	No expression in spongiotrophoblast, glycogen cells and giant cells.
TS25: trophoblast giant cell	Absent		2D	No expression in spongiotrophoblast, glycogen cells and giant cells.

Structure	Level	Pattern	Image	Note
TS25: hemotrichorial placental membrane	Strong	Regionally restricted	3A +/+	High levels of expression in membrane of endothelium apposed to fetal circulation.
TS25: labyrinthine zone	Weak	Regionally restricted	3A +/+	Lower levels of expression in labyrinthine trophoblast (close to large trophoblast nuclei).

Structure	Level	Pattern	Image	Note
TS25: capillary endothelium	Weak		3A Grb10delta2-4/+	Authors report relatively less abundant expression in the endothelial compartment.
TS25: labyrinthine zone	Present	Regionally restricted	3A Grb10delta2-4/+	Expression in labyrinthine trophoblast.

Structure	Level	Pattern	Image	Note
TS25: capillary endothelium	Strong		3A +/Grb10delta2-4	Abundant expression in endothelium.
TS25: labyrinthine zone	Weak	Regionally restricted	3A +/Grb10delta2-4	Weak expression in trophoblast.