title: The fine structure of the smooth muscle in the hypobranchial gland of the gastropod Buccinum undatum L.
mesh_terms: D000818:Animals; D002923:Cilia; D004847:Epithelial Cells; D006652:Histological Techniques; D008854:Microscopy, Electron; D008859:Microscopy, Polarization; D008928:Mitochondria; D009130:Muscle, Smooth / Q000166:cytology*; D009210:Myofibrils; D009469:Neuromuscular Junction / Q000166:cytology; D012508:Sarcolemma; D012908:Snails / Q000033:anatomy & histology*