during the first four days of the imaginal stage the fat cells of ovariectomized females of calliphora develop a protein synthetic apparatus , and produce dense bodies ( lysosomes ) as do the fat cells of normal females , but apparently they can not synthesize the protein secretion granules that characterize the productive phase of the fat cells of normal females and that we believe to represent vitellogenin .
C1159339
protein secretion
C0007634
the