title: Freeze-etch studies on the innervation of mesenteric arteries and vas deferens.
mesh_terms: D000818:Animals; D001369:Axons / Q000166:cytology; D002462:Cell Membrane; D003094:Collagen; D004547:Elastic Tissue; D005613:Freeze Etching; D006168:Guinea Pigs; D008297:Male; D008566:Membranes; D008638:Mesenteric Arteries / Q000294:innervation*; D008928:Mitochondria; D009130:Muscle, Smooth / Q000166:cytology; D009469:Neuromuscular Junction; D012583:Schwann Cells / Q000166:cytology; D013194:Staining and Labeling; D013572:Synaptic Vesicles; D014649:Vas Deferens / Q000294:innervation*
chemical_list: D003094:Collagen