Probe:	Clone M152397
Probe preparation:	Antisense labelled with digoxigenin RNA
Visualized with:	Alkaline phosphatase

Structure	Level	Pattern	Image	Note
TS17: embryo	Present		3a
TS17: yolk sac	Strong	Single cells	3a	Expression is in mesodermal cells adjacent to aggregates of unlabeled primitive erythroblasts in the yolk sac.
TS17: extraembryonic component	Strong	Regionally restricted	3a	Expression is in the Reichert membrane.
TS28: placenta	Strong	Regionally restricted	3a	Expression is in the Reichert membrane.

Structure	Level	Pattern	Image	Note
TS17: yolk sac	Strong	Single cells	3c	Expression is in mesodermal cells adjacent to aggregates of unlabeled primitive erythroblasts in the yolk sac.
TS17: extraembryonic component	Strong	Regionally restricted	3c	Expression is in the Reichert membrane.

Structure	Level	Pattern	Image	Note
TS17: yolk sac	Strong	Single cells	3d	Expression is in mesodermal cells adjacent to aggregates of unlabeled primitive erythroblasts in the yolk sac.

Structure	Level	Pattern	Image	Note
TS17: surface ectoderm	Present		4a
TS17: limb ectoderm	Strong		4a

Structure	Level	Pattern	Image	Note
TS21: skin	Present		4c
TS21: limb epithelium	Strong		4c
TS21: vibrissa	Strong		4c

Structure	Level	Pattern	Image	Note
TS22: embryo	Present	Ubiquitous	5a

Structure	Level	Pattern	Image	Note
TS24: embryo	Present	Ubiquitous	5b
TS24: nasal cavity epithelium	Strong		5b
TS24: spinal cord	Strong		5b
TS24: telencephalon	Strong		5b

Structure	Level	Pattern	Image	Note
TS24: nasal cavity epithelium	Strong		6a

Structure	Level	Pattern	Image	Note
TS22: intestine epithelium	Strong		6c

Structure	Level	Pattern	Image	Note
TS22: skin	Strong		6e
TS22: hair follicle	Strong	Regionally restricted	6e	Expression is in the outer root sheet.

Structure	Level	Pattern	Image	Note
TS22: lens epithelium	Strong		7a
TS22: retina	Strong		7a

Structure	Level	Pattern	Image	Note
TS24: telencephalon mantle layer	Strong		7c
TS24: telencephalon marginal layer	Strong		7c
TS24: telencephalon ventricular layer	Strong		7c

Structure	Level	Pattern	Image	Note
TS22: spinal cord	Strong		7e

Structure	Level	Pattern	Image	Note
TS22: spinal ganglion	Strong		7g

Structure	Level	Pattern	Image	Note
TS15: embryo	Present	Non-Uniform		Expression was in all tissues throughout development from 9.5 to 18.5 dpc with higher levels of expression in tissues of epithelial and neuroectodermal origin.

Structure	Level	Pattern	Image	Note
TS26: embryo	Present	Non-Uniform		Expression was in all tissues throughout development from 9.5 to 18.5 dpc with higher levels of expression in tissues of epithelial and neuroectodermal origin.

Structure	Level	Pattern	Image	Note
TS27: mouse	Strong	Non-Uniform		Higher levels of expression in tissues of epithelial and neuroectodermal origin.