Probe:	Gjb3 probe1
Probe preparation:	Antisense labelled with digoxigenin RNA

Structure	Level	Pattern	Image	Note
TS20: inner ear mesenchyme	Present	Regionally restricted	1A	Expression was detected in the mesenchyme surrounding the otocyst.
TS20: inner ear	Present	Regionally restricted	1A	Expression was detected in subdomains of the otocyst.
TS20: cochlear ganglion	Trace		1A	Expression was dispersed and almost undetectable.

Structure	Level	Pattern	Image	Note
TS23: inner ear mesenchyme	Present	Regionally restricted	1B	Expression was detected in the mesenchyme surrounding the otocyst.
TS23: inner ear	Present	Regionally restricted	1B	Expression was detected in subdomains of the otocyst.
TS23: cochlea epithelium	Present	Punctate	1B	Expression was in the presumptive cochlear sensory domain.
TS23: cochlear ganglion	Trace		1B	Expression was dispersed and almost undetectable.

Structure	Level	Pattern	Image	Note
TS26: cochlea	Present	Regionally restricted	1C	Expression was detected in fibrocytes of the lateral wall and basilar membrane cells. No transcripts were detected in pillar or Hensen cells.
TS26: organ of Corti	Absent		1C

Structure	Level	Pattern	Image	Note
TS27: vestibular membrane	Present		1D
TS27: cochlea	Present	Regionally restricted	1D	Expression was detected in Claudius cells. No transcripts were detected in pillar or Hensen cells.
TS27: basilar membrane	Present		1D

Structure	Level	Pattern	Image	Note
TS27: cochlear ganglion	Present	Regionally restricted	1E	Expression was detected in the outer cellular elements.

Structure	Level	Pattern	Image	Note
TS27: cochlea	Present	Regionally restricted	1F	Expression was detected in type II fibrocytes neighboring the stria vascularis and the lateral wall.
TS27: stria vascularis	Absent		1F

Structure	Level	Pattern	Image	Note
TS28: internal spiral sulcus	Present	Regionally restricted	1G	Expression was in cells of the inner sulcus and regressing Kolliker organ.
TS28: vestibular membrane	Present		1G
TS28: cochlea	Present	Regionally restricted	1G	Expression was detected in type II and type IV fibrocytes.
TS28: organ of Corti	Present	Regionally restricted	1G , 1H	Expression was detected in the outer hair cells and pillar cells, but not in the inner hair cells.
TS28: basilar membrane	Present		1G , 1H

Structure	Level	Pattern	Image	Note
TS28: cochlea	Present	Regionally restricted	1I	Expression was detected in fibrocytes.
TS28: stria vascularis	Absent		1I

Structure	Level	Pattern	Image	Note
TS28: cochlea	Present	Regionally restricted	1J , 1K	Expression was high in Deiter cells and Hensen cells.
TS28: basilar membrane	Present		1J , 1K
TS28: cochlear ganglion	Present	Regionally restricted	1J	Expression was detected in some neurons.

Structure	Level	Pattern	Image	Note
TS28: cochlea	Present	Regionally restricted	1L	Expression was detected in type II fibrocytes.
TS28: stria vascularis	Absent		1L
TS28: vestibular membrane	Absent		1L

Structure	Level	Pattern	Image	Note
TS28: organ of Corti	Absent		1M
TS28: cochlea	Present	Regionally restricted	1M	Expression was detected in type II, III, IV and tension fibrocytes.

Structure	Level	Pattern	Image	Note
TS28: spiral limbus	Present	Regionally restricted	1N	Expression was detected in stellate limbal cells.
TS28: cochlear ganglion	Present	Regionally restricted	1N	Expression was in some neurons.