title: The innervation of Purkinje fibres in the atrium of the avian heart.
mesh_terms: D000818:Animals; D001369:Axons; D002467:Cell Nucleus; D002645:Chickens / Q000033:anatomy & histology*; D002802:Cholinesterases; D003594:Cytoplasmic Granules; D006056:Golgi Apparatus; D006325:Heart Atria / Q000166:cytology* / Q000294:innervation; D006329:Heart Conduction System / Q000166:cytology* / Q000502:physiology; D002479:Inclusion Bodies; D008465:Mechanoreceptors; D008854:Microscopy, Electron; D008931:Mitochondria, Muscle; D009210:Myofibrils; D011689:Purkinje Cells / Q000166:cytology; D012508:Sarcolemma; D012519:Sarcoplasmic Reticulum; D012583:Schwann Cells / Q000166:cytology; D013194:Staining and Labeling; D013569:Synapses / Q000166:cytology
chemical_list: D002802:Cholinesterases