title: Developmental characteristics of lower esophageal sphincter function: a possible mechanism for infantile chalasia.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000367:Age Factors; D000375:Aging; D000818:Animals; D004246:Dimethylphenylpiperazinium Iodide / Q000494:pharmacology; D004943:Esophagogastric Junction / Q000187:drug effects / Q000254:growth & development / Q000502:physiology; D005260:Female; D005755:Gastrins / Q000032:analysis / Q000494:pharmacology; D006801:Humans; D066298:In Vitro Techniques; D007223:Infant; D008297:Male; D008564:Membrane Potentials / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects / Q000473:pathology; D009638:Norepinephrine / Q000494:pharmacology; D009893:Opossums; D009929:Organ Size; D011189:Potassium Chloride / Q000494:pharmacology; D011312:Pressure; D013314:Stress, Mechanical; D014839:Vomiting / Q000209:etiology*
chemical_list: D005755:Gastrins; D004246:Dimethylphenylpiperazinium Iodide; D011189:Potassium Chloride; D000109:Acetylcholine; D009638:Norepinephrine