Calcium current channels induced by catecholamines in chick embryonic hearts whose fast sodium channels are blocked by tetrodotoxin or elevated potassium.
D000109:Acetylcholine / Q000494:pharmacology; D000367:Age Factors; D000818:Animals; D002110:Caffeine / Q000494:pharmacology; D002118:Calcium / Q000378:metabolism*; D002395:Catecholamines / Q000494:pharmacology*; D002642:Chick Embryo; D000242:Cyclic AMP / Q000494:pharmacology; D004837:Epinephrine / Q000494:pharmacology; D006321:Heart / Q000187:drug effects* / Q000502:physiology; D066298:In Vitro Techniques; D007545:Isoproterenol / Q000494:pharmacology; D007811:Lanthanum / Q000494:pharmacology; D008839:Microelectrodes; D009206:Myocardium / Q000378:metabolism*; D009638:Norepinephrine / Q000494:pharmacology; D010649:Phenylalanine / Q000494:pharmacology; D011188:Potassium / Q000494:pharmacology*; D011453:Prostaglandins / Q000494:pharmacology; D012964:Sodium / Q000037:antagonists & inhibitors*; D013329:Structure-Activity Relationship; D013779:Tetrodotoxin / Q000494:pharmacology*; D013806:Theophylline / Q000494:pharmacology; D013997:Time Factors
D002395:Catecholamines; D011453:Prostaglandins; D002110:Caffeine; D013779:Tetrodotoxin; D010649:Phenylalanine; D007811:Lanthanum; D012964:Sodium; D013806:Theophylline; D000242:Cyclic AMP; D007545:Isoproterenol; D000109:Acetylcholine; D011188:Potassium; D002118:Calcium; D009638:Norepinephrine; D004837:Epinephrine