Probe:	IMAGE clone 1180480
Probe preparation:	Antisense RNA

Structure	Level	Pattern	Image	Note
TS28: decidua	Present		1A
TS12: trophectoderm	Absent		1A	The spongiotrophoblast was devoid of expression.

Structure	Level	Pattern	Image	Note
TS28: uterus	Present	Regionally restricted	1A	Expression was in uterine tissue and in uterine tissue flanking ectoplacental cone.

Structure	Level	Pattern	Image	Note
TS28: decidua	Present		1B
TS15: spongiotrophoblast	Absent		1B

Structure	Level	Pattern	Image	Note
TS28: uterus	Present	Regionally restricted	1B	Expression was detected in peripheral regions of uterine tissue.

Structure	Level	Pattern	Image	Note
TS28: decidua	Present		1C
TS19: spongiotrophoblast	Absent		1C

Structure	Level	Pattern	Image	Note
TS28: decidua	Strong		1D
TS21: spongiotrophoblast	Absent		1D
TS21: trophoblast giant cell	Absent		1D
TS21: chorionic plate	Weak		1D
TS21: labyrinthine zone	Weak		1D

Structure	Level	Pattern	Image	Note
TS28: decidua	Strong		1E
TS23: spongiotrophoblast	Absent		1E
TS23: trophoblast giant cell	Absent		1E
TS23: chorionic plate	Weak		1E
TS23: labyrinthine zone	Weak		1E

Structure	Level	Pattern	Image	Note
TS28: decidua	Strong		1F
TS25: yolk sac	Weak	Regionally restricted	1F	Expression was weak in the epithelium of the yolk sac.
TS25: labyrinthine zone	Weak		1F
TS25: chorionic plate	Strong		1F
TS25: spongiotrophoblast	Absent		1F
TS25: trophoblast giant cell	Absent		1F

Structure	Level	Pattern	Image	Note
TS25: chorionic plate	Weak		1I , 1G	Hyperplastic placentas showed expression patterns similar to those of E13.5 or E15.5 wild type placentas.

Structure	Level	Pattern	Image	Note
TS21: yolk sac	Present	Regionally restricted	1H	Expression was detected in the yolk sac epithelium.