Probe:	EphA3 cDNA6
Probe preparation:	Antisense labelled with S35 RNA

Structure	Level	Pattern	Image	Note
TS21: palatal shelf epithelium	Strong	Uniform	3I
TS21: tongue mesenchyme	Strong	Regionally restricted	3I	Strong expression was detected in the lateral tongue mesenchyme.

Structure	Level	Pattern	Image	Note
TS22: palatal shelf epithelium	Present	Regionally restricted	3J	Expression became localized to regions of epithelium at E14.5 and was also detected in the midline, including the medial epithelial seam.
TS22: palatal shelf mesenchyme	Present	Regionally restricted	3J	Expression was detected in midline mesenchyme adjacent to the medial epithelial seam.
TS22: tongue mesenchyme	Strong	Regionally restricted	3J	Strong expression was detected in the lateral tongue mesenchyme.

Structure	Level	Pattern	Image	Note
TS23: palatal shelf epithelium	Present	Regionally restricted	3K	Expression was enriched in the midline palate epithelium.
TS23: palatal shelf mesenchyme	Present	Regionally restricted	3K	Expression was enriched in the midline palate mesenchyme.
TS23: tongue mesenchyme	Strong	Regionally restricted	3K	Strong expression was detected in the lateral tongue mesenchyme.

Structure	Level	Pattern	Image	Note
TS24: palate epithelium	Present	Regionally restricted	3L	Expression was enriched in the midline palate epithelium.
TS24: palate mesenchyme	Present	Regionally restricted	3L	Expression was enriched in the midline palate mesenchyme.
TS24: tongue mesenchyme	Strong	Regionally restricted	3L	Strong expression was detected in the lateral tongue mesenchyme.