the results of these investigations demonstrate acute effects of calcitonin on skeletal tissues derived from embryonic chickens to increase calvarial cell proliferation ( [ 3h ] thymidine incorporation into dna ) and bone matrix synthesis ( [ 3h ] proline incorporation into collagen , as [ 3h ] hydroxyproline ) in intact calvaria and tibiae .
C0033382
proline
C0020388
hydroxyproline