Fig. 7. Transcriptional activation of Cdk1 during embryogenesis.
(A-F) H&E (A',B',C',D',E',F')
and β-galactosidase
(A'',B'',C'',D'',E'',F'') staining patterns
during different stages of embryogenesis in Cdk2+/+
Cdk1+/Cdk2KI mice. At each stage, four to five embryos
were sectioned.