Probe:	Runx1 cDNA4
Probe preparation:	Antisense labelled with S35 RNA
Visualized with:	Autoradiography

Structure	Level	Pattern	Image	Note
TS21: primary palate epithelium	Present	Regionally restricted	5B	In anterior regions, expression in fusing epithelium between primary and secondary palates.

Structure	Level	Pattern	Image	Note
TS21: palatal shelf	Strong	Regionally restricted	5C	Intense expression at tip of palatal shelves.

Structure	Level	Pattern	Image	Note
TS22: nasal septum	Strong	Regionally restricted	5E	Intense expression at tips of palatal shelves and nasal septum.
TS22: palatal shelf	Strong	Regionally restricted	5E	Intense expression at tips of palatal shelves and nasal septum.

Structure	Level	Pattern	Image	Note
TS22: palatal shelf epithelium	Present	Regionally restricted	5F	Expression in midline epithelial seam.

Structure	Level	Pattern	Image	Note
TS23: palatal shelf epithelium	Present		5H	Expression in epithelium of primary and secondary palates.
TS23: primary palate epithelium	Present		5H	Expression in epithelium of primary and secondary palates.

Structure	Level	Pattern	Image	Note
TS23: palatal shelf epithelium	Present	Regionally restricted	5I	Expression in epithelial triangles.

Structure	Level	Pattern	Image	Note
TS23: palatal shelf epithelium	Present	Regionally restricted	6I	Authors state that expression was not downregulated in tip of fusing palatal epithelium.