the results of histological and histometric observations showed that the enlargement of smg was due to both hypertrophy and hyperplasia of the acinar cells , and hypertrophic acinar cells were ultrastructurally characterized by well-developed organelles such as rough-surfaced endoplasmic reticulum and golgi apparatus which filled the entire cytoplasm .
C0230779
rough-surfaced endoplasmic reticulum
C0010834
cytoplasm