title: The distribution of substrate P-like immunoreactive nerves in the guinea-pig heart.
mesh_terms: D000110:Acetylcholinesterase / Q000378:metabolism; D000818:Animals; D001013:Aorta, Thoracic / Q000294:innervation; D001341:Autonomic Nervous System / Q000378:metabolism*; D005260:Female; D006168:Guinea Pigs; D006321:Heart / Q000294:innervation*; D006329:Heart Conduction System / Q000378:metabolism; D008297:Male; D009412:Nerve Fibers / Q000378:metabolism; D009638:Norepinephrine / Q000378:metabolism; D011651:Pulmonary Artery / Q000294:innervation; D013373:Substance P / Q000378:metabolism*
chemical_list: D013373:Substance P; D000110:Acetylcholinesterase; D009638:Norepinephrine