Probe:	MGC clone 31303
Probe preparation:	Antisense labelled with S35 RNA

Structure	Level	Pattern	Image	Note
TS13: migrating neural crest	Absent

Structure	Level	Pattern	Image	Note
TS15: migrating neural crest	Absent

Structure	Level	Pattern	Image	Note
TS17: migrating neural crest	Absent

Structure	Level	Pattern	Image	Note
TS19: brain	Present		2E	Expression was detected along the neuraxis, mainly in the subventricular areas and differentiating fields.
TS19: olfactory epithelium	Weak		2E

Structure	Level	Pattern	Image	Note
TS19: brain	Present		2J	Expression was detected along the neuraxis, mainly in the subventricular areas and differentiating fields.
TS19: cranial ganglion	Present		2J
TS19: inner ear	Present		2J

Structure	Level	Pattern	Image	Note
TS19: dorsal root ganglion	Present		2J'

Structure	Level	Pattern	Image	Note
TS20: central nervous system	Present	Regionally restricted	2O	Expression was higher in differentiating fields than in the ventricular neuroepithelia.
TS20: cranial ganglion	Present		2O
TS20: inner ear	Present		2O
TS20: lens vesicle epithelium	Present		2O
TS20: retina	Present		2O

Structure	Level	Pattern	Image	Note
TS20: dorsal root ganglion	Present
TS20: pituitary gland	Present

Structure	Level	Pattern	Image	Note
TS20: brain	Present	Widespread	3E/E'	Expression was detected throughout the neuraxis, particularly in differentiating fields.

Structure	Level	Pattern	Image	Note
TS20: brain	Present	Widespread	3J/J'	Expression was detected throughout the neuraxis, particularly in differentiating fields.

Structure	Level	Pattern	Image	Note
TS21: brain	Present	Regionally restricted	4E	Expression was detected in differentiating fields.

Structure	Level	Pattern	Image	Note
TS21: brain	Present	Regionally restricted	4J	Expression was detected in differentiating fields.

Structure	Level	Pattern	Image	Note
TS22: brain	Present	Regionally restricted	4O	Expression was detected in differentiating fields.

Structure	Level	Pattern	Image	Note
TS26: inner ear	Weak		4Y
TS26: organ of Corti	Trace		4Y

Structure	Level	Pattern	Image	Note
TS26: hippocampus	Present
TS26: neocortex	Present
TS26: retina	Strong	Regionally restricted		Expression was strong in the retinal ganglion cells.
TS26: epidermis	Present	Regionally restricted		Expression was detected in the suprabasal layers of the epidermis.
TS26: dermis	Present
TS26: cartilage	Trace			Basal expression levels were detected in cartilage.
TS26: head mesenchyme	Trace	Regionally restricted		Basal expression levels were detected in the mesenchyme of orofacial structures.

Structure	Level	Pattern	Image	Note
TS19: jaw primordium mesenchyme	Trace	Regionally restricted		Expression was detected in tooth primordia at slightly above background levels in dental epithelium and mesenchyme.
TS19: oral epithelium	Trace	Regionally restricted		Expression was detected in tooth primordia at slightly above background levels in dental epithelium and mesenchyme.
TS19: head	Present	Uniform		Homogeneous expression was detected in both epithelium and mesenchyme of the orofacial structures.

Structure	Level	Pattern	Image	Note
TS26: incisor	Present	Regionally restricted	5L	Expression was detected in the odontoblastic cell lineage.
TS26: facial bone	Trace		5L

Structure	Level	Pattern	Image	Note
TS26: dental papilla	Present		5P
TS26: facial bone	Trace		5P

Structure	Level	Pattern	Image	Note
TS20: jaw primordium mesenchyme	Trace	Regionally restricted	6J	Expression was detected at slightly above background levels in the dental epithelium and mesenchyme.
TS20: oral epithelium	Trace	Regionally restricted	6J	Expression was detected at slightly above background levels in the dental epithelium and mesenchyme.
TS20: head	Present	Regionally restricted	6J	Expression was homogeneous in epithelia and mesenchyme of orofacial structures.
TS20: head mesenchyme	Present	Regionally restricted	6J	Expression was homogeneous in epithelia and mesenchyme of orofacial structures.
TS20: palatal shelf	Present		6J

Structure	Level	Pattern	Image	Note
TS21: palatal shelf	Moderate		6O
TS21: tongue	Moderate		6O

Structure	Level	Pattern	Image	Note
TS21: mandible	Present
TS21: nasal septum	Present
TS21: olfactory epithelium	Present
TS21: tooth epithelium	Present
TS21: tooth mesenchyme	Present

Structure	Level	Pattern	Image	Note
TS22: mandible	Present		6S
TS22: nasal mesenchyme	Present		6S
TS22: olfactory epithelium	Present		6S
TS22: palatal shelf	Present		6S
TS22: tongue	Present		6S

Structure	Level	Pattern	Image	Note
TS22: tooth epithelium	Trace		6X
TS22: tooth mesenchyme	Trace		6X
TS22: palatal shelf mesenchyme	Moderate		6X
TS22: palatal shelf epithelium	Moderate		6X	Moderate expression was detected in the medial epithelial seam.
TS22: facial bone primordium	Present	Non-Uniform	6X	Expression was low in osteoblasts and chondrocytes and high in proliferating and prehypertrophic chondrocytes.

Structure	Level	Pattern	Image	Note
TS22: salivary gland epithelium	Trace
TS22: salivary gland mesenchyme	Trace
TS22: skin	Trace