title: Cellular surfaces of amphibian atrial muscle.
mesh_terms: D000818:Animals; D001001:Anura; D002462:Cell Membrane; D003593:Cytoplasm; D005110:Extracellular Space; D005613:Freeze Etching; D006325:Heart Atria / Q000166:cytology; D008854:Microscopy, Electron; D009206:Myocardium / Q000166:cytology*; D009940:Organoids; D010873:Pinocytosis; D013194:Staining and Labeling