Antibody:	anti-Brn-3a (14A6; sc-8429)
Detection system:	Secondary antibody coupled to Alexa Fluor

Structure	Level	Pattern	Image	Note
TS15: facio-acoustic preganglion complex	Strong	Regionally restricted	1C , 1A	Expressed in the majority of the delaminated cochleovestibular ganglion neurons and a few of facial ganglion cells.
TS15: otic pit epithelium	Absent		1C , 1A

Structure	Level	Pattern	Image	Note
TS17: acoustic ganglion	Present	Regionally restricted	1F , 1D	Increased expression. Expressed in the majority of the delaminated cochleovestibular ganglion neurons.
TS17: otocyst epithelium	Absent		1F , 1D

Structure	Level	Pattern	Image	Note
TS19: acoustic ganglion	Present	Regionally restricted	1I , 1G	Increased expression. Expressed in the majority of the delaminated cochleovestibular ganglion neurons.
TS19: inner ear epithelium	Absent		1G , 1I

Structure	Level	Pattern	Image	Note
TS20: vestibulo-cochlear ganglion	Present		1J , 1L	Expressed in nearly all cells.
TS20: cochlear ganglion	Present		1J , 1L	Peak expression in nearly all cells. Co-localized with Pou4f2 positive cells.

Structure	Level	Pattern	Image	Note
TS23: cochlear ganglion	Present		1O , 1M	Peak expression in nearly all cells. Co-localized with Pou4f2 positive cells.

Structure	Level	Pattern	Image	Note
TS25: cochlear ganglion	Present		1R , 1P	Expressing cells were gradually reduced.

Structure	Level	Pattern	Image	Note
TS27: cochlear ganglion	Present		1S , 1U	Reduced expression.

Structure	Level	Pattern	Image	Note
TS27: vestibular ganglion	Present		1X , 1V	Co-localized with Pou4f2 positive cells.

Structure	Level	Pattern	Image	Note
TS15: facio-acoustic preganglion complex	Strong	Regionally restricted	2A , 2C	Expressed in the majority of the delaminated cochleovestibular ganglion neurons and a few of facial ganglion cells.
TS15: otic pit epithelium	Absent		2C , 2A

Structure	Level	Pattern	Image	Note
TS17: acoustic ganglion	Present	Regionally restricted	2D , 2F	Expressed in the majority of the delaminated cochleovestibular ganglion neurons.
TS17: otocyst epithelium	Absent		2F , 2D

Structure	Level	Pattern	Image	Note
TS19: acoustic ganglion	Present	Regionally restricted	2G , 2I	Expressed in the majority of the delaminated cochleovestibular ganglion neurons.

Structure	Level	Pattern	Image	Note
TS20: vestibulo-cochlear ganglion	Present		2J , 2L	Expressed in the majority of the delaminated cochleovestibular ganglion neurons.

Structure	Level	Pattern	Image	Note
TS21: cochlear ganglion	Present	Widespread	2M , 2O	Coexpressed with Isl1.
TS21: vestibular ganglion	Present	Widespread	2M , 2O	Coexpressed with Isl1.
TS21: vestibulo-cochlear ganglion	Present	Widespread	2M , 2O	Expression level was higher in the spiral ganglion than in the vestibular ganglion.

Structure	Level	Pattern	Image	Note
TS23: cochlear ganglion	Strong		2R , 2P

Structure	Level	Pattern	Image	Note
TS25: cochlear ganglion	Present		2S , 2U	Down-regulated expression.

Structure	Level	Pattern	Image	Note
TS17: acoustic ganglion	Present		3I , 3G	Expressed in proliferating cells as well as in post-mitotic cells in the cochleovestibular ganglion.
TS17: facial ganglion	Present		3I , 3G