Ultrastructurally, the tumor cells had tapering nuclei with long, delicate cytoplasmic processes associated with prominent subplasmalemmal pinocytotic vesicles.
Needle biopsies of the liver from 4 patients with primary biliary cirrhosis were studied ultrastructurally with special reference to intrahepatic bile ducts.
本文对4例原发性胆汁性肝硬化肝穿组织肝内小胆管进行了光镜和电镜观察。
3
Potassium antimonate was employed to ultrastructurally locate calcium ions in seminal root apical meristematic cells of maize seedings subjected to flooding stress.