Probe:	Ring1A cDNA2
Probe preparation:	Antisense labelled with digoxigenin RNA
Visualized with:	Alkaline phosphatase

Structure	Level	Pattern	Image	Note
TS21: cerebral cortex ventricular layer	Strong		1A
TS21: telencephalon	Present	Regionally restricted	1A
TS21: cortical plate	Weak		1A
TS21: cerebellum	Present		1A
TS21: pons	Present		1A
TS21: thalamus	Present		1A
TS21: midbrain roof plate	Present	Regionally restricted	1A	Expression is in the tectum.
TS21: midbrain	Present	Regionally restricted	1A	Expression is in the tegmentum.

Structure	Level	Pattern	Image	Note
TS21: telencephalon	Present	Regionally restricted	1D	Expression is in both germinal zones of the anterior telencephalon: the dorsal and medial neuroepithelium of the pallium, as well as the ventral basal ganglia.

Structure	Level	Pattern	Image	Note
TS21: telencephalon	Present	Regionally restricted	1E	Expression is in the posterior telencephalic neuroepithelia.
TS21: forebrain	Present	Regionally restricted	1E , 1M	Expression is in the developing hippocampus.
TS21: hypothalamus	Present		1E
TS21: thalamus	Present		1E
TS21: cortical plate	Weak	Regionally restricted	1J , 1E	Expression is in post-mitotic cells of the cortical plate.

Structure	Level	Pattern	Image	Note
TS21: cerebellum	Present		1P
TS21: midbrain	Strong	Regionally restricted	1P	Expression is in the inferior colliculus.

Structure	Level	Pattern	Image	Note
TS21: brain	Absent		1S

Structure	Level	Pattern	Image	Note
TS17: brain	Strong	Regionally restricted	3A	Expression is in all neuroepithelia lining the ventricle.

Structure	Level	Pattern	Image	Note
TS26: cerebral cortex ventricular zone	Present		4A , 4A" , 4A'
TS26: telencephalon	Present	Regionally restricted	4A" , 4A' , 4A	Expression is in the basal ganglia.
TS26: cortical plate	Weak		4A" , 4A , 4A'

Structure	Level	Pattern	Image	Note
TS26: hippocampus	Present	Regionally restricted	5A	Expression is in CA1-3. Higher magnification was shown in the inset.
TS26: dentate gyrus	Present		5A	Higher magnification was shown in the inset.

Structure	Level	Pattern	Image	Note
TS26: main olfactory bulb	Present	Regionally restricted	6B	Higher magnification was shown in the inset. Expression is in neuroepithelial and granular cells in the ventricular zone and the granular layer of the bulbus and is weak in the mitral layer.

Structure	Level	Pattern	Image	Note
TS26: cerebellum	Present	Regionally restricted	7G , 7G'	Expression is in the purkinje cell layer and the external granule cell layer and is absent in the molecular layer.
TS26: midbrain	Present	Regionally restricted	7G , 7G'	Expression is in the superior and inferior colliculi.

Structure	Level	Pattern	Image	Note
TS28: hippocampus CA1	Weak		9C
TS28: hippocampus CA2	Weak		9C
TS28: hippocampus CA3	Weak		9C

Structure	Level	Pattern	Image	Note
TS28: dentate gyrus	Weak		9F

Structure	Level	Pattern	Image	Note
TS28: piriform cortex	Present		9I