Probe:	MN9E
Probe preparation:	Antisense labelled with S35 RNA
Visualized with:	Autoradiography

Structure	Level	Pattern	Image	Note
TS21: lower jaw incisor epithelium	Present	Uniform	1C

Structure	Level	Pattern	Image	Note
TS22: lower jaw incisor epithelium	Strong	Regionally restricted	1G	There is strong expression in the inner dental epithelium. There is intense expression in the labial part of the cervical loop.
TS22: inner enamel epithelium	Strong		1G
TS22: cervical loop	Strong	Regionally restricted	1G	There is intense expression in the labial part of the cervical loop.
TS22: lower jaw incisor enamel organ	Present		1G

Structure	Level	Pattern	Image	Note
TS23: lower jaw incisor epithelium	Strong	Regionally restricted	1K	There is strong expression in the inner dental epithelium, as well as in the labial part of the cervical loop.
TS23: inner enamel epithelium	Strong		1K
TS23: cervical loop	Strong	Regionally restricted	1K	There is strong expression in the labial part of the cervical loop.

Structure	Level	Pattern	Image	Note
TS25: lower jaw incisor epithelium	Present		1O	Expression is present throughout the inner dental epithelium. There is strong expression in the differentiating ameloblasts of the anterior portion.
TS25: inner enamel epithelium	Present	Widespread	1O	Expression is present throughout the inner dental epithelium. There is strong expression in the differentiating ameloblasts of the anterior portion.

Structure	Level	Pattern	Image	Note
TS26: lower jaw molar epithelium	Present	Regionally restricted		Expression is present in the outer dental epithelium and absent in the inner dental epithelium, except for future enamel-free areas.
TS26: outer enamel epithelium	Present
TS26: inner enamel epithelium	Present	Regionally restricted		Expression is absent in the inner dental epithelium, except for future enamel-free areas.