Probe:

Epha4 probe13

Structure	Level	Pattern	Image	Note
TS15: embryo	Ambiguous		1B

Structure	Level	Pattern	Image	Note
TS17: 1st branchial arch maxillary component	Present		1E
TS17: latero-nasal process	Absent		1E

Structure	Level	Pattern	Image	Note
TS19: maxillary process	Present		1H
TS19: mandibular process	Present		1H

Structure	Level	Pattern	Image	Note
TS19: maxillary process	Present		1K
TS19: mandibular process	Present		1K

Structure	Level	Pattern	Image	Note
TS20: latero-nasal process	Present		2B
TS20: medial-nasal process	Present		2B

Structure	Level	Pattern	Image	Note
TS20: nasal septum	Present	Regionally restricted	2E
TS20: maxillary process	Present	Regionally restricted	2E
TS20: palatal shelf mesenchyme	Present	Regionally restricted	2E	Expression in palatal shelf mesenchyme along the entire anteroposterior axis at each stage of palatal development.
TS20: tongue	Present	Regionally restricted	2E

Structure	Level	Pattern	Image	Note
TS20: palatal shelf mesenchyme	Present	Regionally restricted	2H	Expression in palatal shelf mesenchyme along the entire anteroposterior axis at each stage of palatal development.
TS20: tongue	Present	Regionally restricted	2H

Structure	Level	Pattern	Image	Note
TS21: nasal septum	Present	Regionally restricted	3B
TS21: maxilla	Present	Regionally restricted	3B
TS21: palatal shelf mesenchyme	Present	Regionally restricted	3B	Expression in palatal shelf mesenchyme along the entire anteroposterior axis at each stage of palatal development.
TS21: tongue	Present	Regionally restricted	3B

Structure	Level	Pattern	Image	Note
TS21: palatal shelf mesenchyme	Present	Regionally restricted	3E	Slightly elevated lateral expression in palatal shelves at E13.5.
TS21: tongue	Present	Regionally restricted	3E

Structure	Level	Pattern	Image	Note
TS22: nasal septum	Present	Regionally restricted	4B
TS22: palatal shelf mesenchyme	Present	Regionally restricted	4B	Expression in palatal shelf mesenchyme along the entire anteroposterior axis at each stage of palatal development.
TS22: tongue	Present	Regionally restricted	4B

Structure	Level	Pattern	Image	Note
TS22: palatal shelf mesenchyme	Present	Regionally restricted	4E	Expression restricted to oral-side mesenchyme of secondary palate at E14.5.
TS22: tongue	Present	Regionally restricted	4E

Structure	Level	Pattern	Image	Note
TS22: palatal shelf mesenchyme	Strong		5D	Elevated levels of expression in mesenchyme of the fusing palatal shelves at E14.5
TS22: palatal shelf epithelium	Weak	Regionally restricted	5D	Reduced expression in epithelial cell. Expression not detected at significant levels in the midline epithelia seam.

Structure	Level	Pattern	Image	Note
TS22: palatal shelf mesenchyme	Strong		5I	Elevated levels of expression in mesenchyme of the fusing palatal shelves at E14.5
TS22: palatal shelf epithelium	Weak	Regionally restricted	5I	Reduced expression in epithelial cell. Expression not detected at significant levels in the midline epithelia seam.

Structure	Level	Pattern	Image	Note
TS22: palatal shelf mesenchyme	Strong		5N	Elevated levels of expression in mesenchyme of the fusing palatal shelves at E14.5
TS22: palatal shelf epithelium	Weak	Regionally restricted	5N	Reduced expression in epithelial cell. Expression not detected at significant levels in the midline epithelia seam.