Probe:	Dlx6 probe3
Probe preparation:	Antisense RNA

Structure	Level	Pattern	Image	Note
TS17: 1st branchial arch mesenchyme	Present		1E
TS17: 1st branchial arch	Present	Regionally restricted	1E	Expression is present in almost the entire mandibular arch along the distal-mesial axis, except for the most mesial region.
TS17: medial-nasal process	Absent		1E	There is no expression in the lingual side of the medial nasal process (the region from which upper incisors develop).
TS17: 1st branchial arch maxillary component	Absent		1E	No expression was seen in the maxillary process.

Structure	Level	Pattern	Image	Note
TS21: tooth epithelium	Absent

Structure	Level	Pattern	Image	Note
TS22: lower jaw mesenchyme	Present		2E
TS22: lower jaw molar dental follicle	Present		2E

Structure	Level	Pattern	Image	Note
TS23: tooth	Present			Expression is present in the dental follicle at the early bell stage.

Structure	Level	Pattern	Image	Note
TS24: molar dental papilla	Present	Non-Uniform	3E	Expression levels are higher in the developing cusps.
TS24: molar enamel organ	Present	Regionally restricted	3E	Expression is present in the cervical loop.
TS24: cervical loop	Present		3E

Structure	Level	Pattern	Image	Note
TS24: lower jaw incisor dental papilla	Present		4D