expression of gamma-glutamyl transpeptidase ( ggt ) in the developing mouse tooth , intervertebral disc , and hair follicle was investigated in terms of its localization during ontogenic stages and its association or lack of association with cell proliferation ( labeled nuclei after [ 3h ] thymidine injection or metaphase-arrested cells after colchicine injection ) .
C0025564
metaphase
C0007634
cells