Probe:	B94 cDNA
Probe preparation:	Antisense labelled with S35 RNA
Visualized with:	Autoradiography
Assay notes:	Sagittal sections of embryos aged E9.5-18.5 dpc were examined but not all were shown.

Structure	Level	Pattern	Image	Note
TS15: allantois	Present		3A
TS15: cardiac muscle tissue	Present		3A
TS15: somite	Present		3A
TS15: dorsal aorta	Present	Regionally restricted	3A	Expression is in the endothelium.
TS15: future brain	Present	Regionally restricted	3A	Expression is in the pia mater.

Structure	Level	Pattern	Image	Note
TS22: liver	Present		3C
TS22: pituitary gland	Present		3C
TS22: dorsal aorta	Present	Regionally restricted	3C	Expression is in the endothelium.
TS22: cardiac muscle tissue	Weak		3C
TS22: vertebral cartilage condensation	Weak	Regionally restricted	3C	Expression is in osteoblasts and the perichondrium.

Structure	Level	Pattern	Image	Note
TS24: liver	Strong		3E
TS24: aorta	Present	Regionally restricted	3E	Expression is in the endothelium.
TS24: pituitary gland	Present		3E
TS24: submandibular gland	Present		3E
TS24: trachea epithelium	Present		3E
TS24: cardiac muscle tissue	Weak		3E

Structure	Level	Pattern	Image	Note
TS26: glomerular tuft	Present		3G
TS26: liver	Present		3G
TS26: pituitary gland	Present		3G
TS26: submandibular gland	Present		3G
TS26: trachea epithelium	Present		3G
TS26: aorta	Present	Regionally restricted	3G	Expression is in the endothelium.
TS26: vertebra	Present	Regionally restricted	3G	Expression is in osteoblasts and the perichondrium.
TS26: thymus	Present	Single cells	3G
TS26: cardiac muscle tissue	Weak		3G
TS26: metanephros	Weak		3G

Structure	Level	Pattern	Image	Note
TS17: cardiac muscle tissue	Weak
TS17: dorsal aorta	Present	Regionally restricted		Expression is in the endothelium.
TS17: liver	Present

Structure	Level	Pattern	Image	Note
TS19: cardiac muscle tissue	Weak
TS19: dorsal aorta	Present	Regionally restricted		Expression is in the endothelium.
TS19: liver	Present

Structure	Level	Pattern	Image	Note
TS20: liver	Present
TS20: dorsal aorta	Present	Regionally restricted		Expression is in the endothelium.
TS20: cardiac muscle tissue	Weak

Structure	Level	Pattern	Image	Note
TS21: cardiac muscle tissue	Weak
TS21: dorsal aorta	Present	Regionally restricted		Expression is in the endothelium.
TS21: liver	Present

Structure	Level	Pattern	Image	Note
TS23: cardiac muscle tissue	Weak
TS23: aorta	Present	Regionally restricted		Expression is in the endothelium.
TS23: liver	Present
TS23: pituitary gland	Present

Structure	Level	Pattern	Image	Note
TS25: cardiac muscle tissue	Weak
TS25: aorta	Present	Regionally restricted		Expression is in the endothelium.
TS25: liver	Present
TS25: pituitary gland	Present
TS25: submandibular gland	Present
TS25: trachea epithelium	Present

Structure	Level	Pattern	Image	Note
TS28: heart	Absent
TS28: liver	Absent
TS28: lung	Absent
TS28: metanephros	Absent

Structure	Level	Pattern	Image	Note
TS28: spleen red pulp	Strong	Regionally restricted	5A	Expression is in the marginal zone.
TS28: spleen white pulp	Strong	Regionally restricted	5A	Expression is in the marginal zone.

Structure	Level	Pattern	Image	Note
TS28: spleen red pulp	Present	Regionally restricted	5C	Expression is in cells surrounding the white pulp.
TS28: spleen capsule	Present	Regionally restricted	5C	Expression is in groups of cells just inside the splenic capsule.

Structure	Level	Pattern	Image	Note
TS28: thymus medullary core	Present		5E

Structure	Level	Pattern	Image	Note
TS28: small intestine wall	Present	Regionally restricted	5I/J	Expression is in the luminal region of lymphoid aggregates.

Structure	Level	Pattern	Image	Note
TS28: bone marrow	Present	Single cells	6A	Expression is in large mononuclear cells.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted	8A	Expression is in a subset of seminiferous tubules over late stage rounded spermatids.

Structure	Level	Pattern	Image	Note
TS28: epithelial layer of oviduct	Strong		8B/C
TS28: ovary	Absent		8B/C