Abstract
Summary
Trypsin-dissociated cells from the rat anterior pituitary appeared essentially intact and undamaged in the electron microscope. Suspensions contained five cell types which correspond closely to those seen in situ: thyrotroph (with cytoplasmic granules 1500 Å approximate maximal diam), corticotroph (2000 Å), gonadotroph (2000 Å), somatotroph (4000 Å), and mammotroph (7500 Å).
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