Reporter:	lacZ
	Direct Detection

Structure	Level	Pattern	Image	Note
TS20: vestibulo-cochlear ganglion	Strong	Regionally restricted	1A	Strong expression in vesibulo-acoustic VIII ganglion, including axons extending toward posterior vertical canal.
TS20: facial nerve	Present	Regionally restricted	1A	Expression in axons of facial (VII) nerve.

Structure	Level	Pattern	Image	Note
TS22: lateral semicircular canal epithelium	Present	Regionally restricted	1C	Expression in epithelial cells immediately adjacent to sensory epithelium in semicircular canals including horizontal canal.

Structure	Level	Pattern	Image	Note
TS22: cochlear ganglion	Present		1D
TS22: saccule	Present		1D

Structure	Level	Pattern	Image	Note
TS22: saccule	Present		1E
TS22: vestibular ganglion	Present		1E
TS22: utricle	Present	Regionally restricted	1E	Expression in epithelial cells immediately adjacent to sensory epithelium of macula of utricle.

Structure	Level	Pattern	Image	Note
TS22: cochlear ganglion	Present		1F	Expression in spiral ganglion.
TS22: vestibular ganglion	Present		1F
TS22: cochlear duct	Present	Regionally restricted	1F	Expression in stria vascularis.

Structure	Level	Pattern	Image	Note
TS22: lateral semicircular canal epithelium	Present	Regionally restricted	1G	Expression in nonsensory epithelial cells adjacent to sensory epithelia in crista of semicircular canals.

Structure	Level	Pattern	Image	Note
TS22: cochlear ganglion	Present	Regionally restricted	1H	Expression in spiral ganglion. Expression in axons of spiral ganglion extending into organ of Corti.
TS22: cochlear duct	Present	Regionally restricted	1H	Expression in stria vascularis.

Structure	Cell Type	Level	Pattern	Image	Note
TS28: inner ear vestibular component	vestibular dark cell	Strong	Regionally restricted	7A , 7B	High levels of expression in patches of dark cells bordering cristae in ampulae and macula of utricle.
TS28: crista ampullaris		Absent		7B , 7A
TS28: macula of utricle		Absent		7B , 7A

Structure	Cell Type	Level	Pattern	Image	Note
TS28: inner ear vestibular component	vestibular dark cell	Present	Regionally restricted	7C	Expression in single-cell layer of dark cells within vestibular epithelium.
TS28: crista ampullaris		Absent		7C	No expression in adjacent sensory epithelium in macula of utricle or crista of anterior vertical canal.
TS28: macula of utricle		Absent		7C	No expression in adjacent sensory epithelium in macula of utricle or crista of anterior vertical canal.

Structure	Cell Type	Level	Pattern	Image	Note
TS28: inner ear vestibular component	vestibular dark cell	Present		7D	Expression specific to vestibular dark cells.
TS28: crista ampullaris		Absent		7D	No expression in transitional cells, hair cells, or support cells of crista.