Probe:	Notch cDNA
Probe preparation:	Antisense labelled with S35 RNA
Visualized with:	Autoradiography

Structure	Level	Pattern	Image	Note
TS13: trunk unsegmented mesenchyme	Strong		5A/B	Strong expression is present in the presomitic mesoderm.
TS13: heart	Strong		5A/B	Strong expression is present in the endocardium.
TS13: dorsal aorta	Strong		5A/B
TS13: head mesenchyme	Present		5A/B
TS13: yolk sac mesenchyme	Present		5A/B
TS13: allantois	Present		5A/B	The expression seen may be in the endothelial cells of forming blood vessels.
TS13: neural ectoderm	Trace		5A/B	Only low levels of expression were observed in the neural tube.

Structure	Level	Pattern	Image	Note
TS17: brain ventricular layer	Strong		5C/D	There is strong expression throughout the neuroepithelium of the developing central nervous system.
TS17: future spinal cord	Present	Regionally restricted	5C/D	There is strong expression throughout the neuroepithelium (ventricular layer) of the developing central nervous system.
TS17: dorsal root ganglion	Strong		5C/D

Structure	Level	Pattern	Image	Note
TS20: brain ventricular layer	Present		5E/F	Expression is restricted to proliferating cells in the ventricular zone.
TS20: spinal cord ventricular layer	Present		5E/F	Expression is restricted to proliferating cells in the ventricular zone.
TS20: blood vessel	Present		5E/F	Expression is present in the endothelial cells lining the vascular meningeal plexus surrounding the brain and spinal cord.
TS20: intersegmental artery	Present		5E/F	Expression is present in the endothelial cells.

Structure	Level	Pattern	Image	Note
TS20: eye	Present		5H	Expression is present in proliferating cells.
TS20: retina	Present		5H	Expression is present in proliferating cells.
TS20: dorsal root ganglion	Present		5H
TS20: brain ventricular layer	Present		5H	Expression is restricted to proliferating cells in the ventricular zone.
TS20: spinal cord ventricular layer	Present		5H	Expression is restricted to proliferating cells in the ventricular zone.
TS20: blood vessel	Present		5H	Expression is present in the endothelial cells lining the vascular meningeal plexus surrounding the brain and spinal cord.
TS20: intersegmental artery	Present		5H	Expression is present in the endothelial cells.