Probe:	Cdk4 cDNA3
Probe preparation:	Antisense labelled with S35 RNA

Structure	Level	Pattern	Image	Note
TS23: cerebral cortex subventricular zone	Strong		3C	Expression is uniform in proliferating cortical precursor cells.
TS23: cerebral cortex ventricular layer	Strong		3C	Expression is uniform in proliferating cortical precursor cells.
TS23: corpus striatum	Present	Regionally restricted	3C	Expression is in proliferating striatal precursor cells.
TS23: hippocampus	Present		3C

Structure	Level	Pattern	Image	Note
TS23: cerebral cortex subventricular zone	Weak	Regionally restricted	3C'	There is some expression in the most caudal area.
TS23: cerebral cortex ventricular layer	Weak	Regionally restricted	3C'	There is some expression in the most caudal area.
TS23: hippocampus	Weak	Regionally restricted	3C'	There is some expression in the most caudal area.

Structure	Level	Pattern	Image	Note
TS26: cerebral cortex ventricular zone	Strong		4C
TS26: cortical plate	Weak	Single cells	4C	Traces of expression were seen in postmitotic cells.

Structure	Level	Pattern	Image	Note
TS26: cerebral cortex ventricular zone	Weak	Diffuse	4C'	Expression in this mutant is more diffused and broader compared to wild-type.
TS26: cerebral cortex	Weak		4C'

Structure	Level	Pattern	Image	Note
TS26: cerebral cortex ventricular zone	Strong		4D
TS26: cortical plate	Weak	Single cells	4D	Traces of expression were seen in postmitotic cells.

Structure	Level	Pattern	Image	Note
TS26: cerebral cortex ventricular zone	Weak		4D'	The expression area in this mutant is thinner compared to wild-type.
TS26: cerebral cortex	Weak		4D'