Probe:	ErbB3 cDNA2
Probe preparation:	Antisense labelled with S35 RNA
Visualized with:	Autoradiography

Structure	Level	Pattern	Image	Note
TS16: dorsal root ganglion	Strong		4P
TS16: peripheral nervous system	Strong	Regionally restricted	4P	Expression in cells that line all developing axons in the periphery.
TS16: trunk mesenchyme	Strong	Regionally restricted	4P	Expression in skeletal muscle.

Structure	Level	Pattern	Image	Note
TS20: dorsal root ganglion	Strong		4Q
TS20: peripheral nervous system	Strong	Regionally restricted	4Q	Expression in cells that line all developing axons in the periphery.
TS20: trunk mesenchyme	Strong	Regionally restricted	4Q	Expression in skeletal muscle.

Structure	Level	Pattern	Image	Note
TS26: dorsal root ganglion	Strong		4R
TS26: peripheral nervous system	Strong		4R	Expression in cells that line all developing axons in the periphery.
TS26: vertebral axis musculature	Strong		4R	Expression in skeletal muscle.

Structure	Level	Pattern	Image	Note
TS26: thalamus	Present	Regionally restricted	7F	Expression in the nuclei of the thalamus.
TS26: olfactory epithelium	Strong		7F

Structure	Level	Pattern	Image	Note
TS20: telencephalon ventricular layer	Absent
TS20: cerebral cortex	Absent
TS20: telencephalon	Absent			Absent in the olfactory lobes.
TS20: diencephalon	Absent
TS20: midbrain	Absent
TS20: medulla oblongata	Absent
TS20: pons	Absent
TS20: spinal cord	Absent
TS20: nasal cavity epithelium	Strong			Expression was strong in the undifferentiated epithelium.
TS20: retina	Absent			Absent in the undifferentiated epithelium.
TS20: inner ear epithelium	Absent			Absent in the undifferentiated epithelium.
TS20: sympathetic ganglion	Present
TS20: skeletal muscle	Strong
TS20: cardiac muscle tissue	Absent
TS20: atrioventricular endocardial cushion	Strong
TS20: endocardial cushion	Strong
TS20: right atrium valve	Strong
TS20: endocardial lining	Absent

Structure	Level	Pattern	Image	Note
TS23: telencephalon ventricular layer	Absent
TS23: cerebral cortex	Absent
TS23: olfactory lobe	Absent
TS23: corpus striatum	Absent
TS23: diencephalon	Absent
TS23: midbrain	Absent
TS23: medulla oblongata	Absent
TS23: pons	Absent
TS23: spinal cord	Absent
TS23: choroid plexus	Absent
TS23: pituitary gland	Present
TS23: nasal cavity respiratory epithelium	Strong
TS23: olfactory epithelium	Strong
TS23: retina nuclear layer	Absent			Absent in the nuclear and ganglion cell layer.
TS23: inner ear epithelium	Present			Expression was detected in the sensory and non-sensory epithelium.
TS23: sympathetic ganglion	Present
TS23: skeletal muscle	Strong
TS23: cardiac muscle tissue	Absent
TS23: atrioventricular endocardial cushion	Present
TS23: bulbar cushion	Present
TS23: endocardial cushion	Present
TS23: heart valve	Present
TS23: endocardial tissue	Absent

Structure	Level	Pattern	Image	Note
TS26: cerebral cortex ventricular zone	Absent
TS26: cerebral cortex	Absent
TS26: hippocampus	Absent
TS26: olfactory lobe	Present
TS26: corpus striatum	Absent
TS26: telencephalon	Present	Regionally restricted		Expression was detected in the olfactory lobes but was absent in the claustrum.
TS26: diencephalon	Present
TS26: midbrain	Present
TS26: cerebellum	Absent			Expression was absent in the cortex and medulla.
TS26: medulla oblongata	Absent
TS26: pons	Absent
TS26: spinal cord	Absent
TS26: choroid plexus	Absent
TS26: pituitary gland	Absent
TS26: nasal cavity respiratory epithelium	Strong
TS26: olfactory epithelium	Strong
TS26: retina nuclear layer	Absent			Expression was absent from the nuclear and ganglion cell layers.
TS26: inner ear epithelium	Present	Regionally restricted		Expression was detected in the sensory and non-sensory epithelium.
TS26: sympathetic ganglion	Present
TS26: skeletal muscle	Present
TS26: cardiac muscle tissue	Absent
TS26: atrioventricular endocardial cushion	Present
TS26: endocardial cushion	Present
TS26: heart valve	Present
TS26: endocardial tissue	Absent