Evidence of a new, preferentially Mg-carrying, transport system besides the fast Na and the slow Ca channels in the excited myocardial sarcolemma membrane.
D000200:Action Potentials; D000818:Animals; D001692:Biological Transport; D002118:Calcium / Q000037:antagonists & inhibitors / Q000378:metabolism*; D002395:Catecholamines / Q000494:pharmacology; D006168:Guinea Pigs; D066298:In Vitro Techniques; D007473:Ion Channels / Q000187:drug effects / Q000378:metabolism*; D008012:Lidocaine / Q000494:pharmacology; D008274:Magnesium / Q000378:metabolism*; D009206:Myocardium / Q000378:metabolism; D012508:Sarcolemma / Q000378:metabolism*; D012964:Sodium / Q000378:metabolism*; D013779:Tetrodotoxin / Q000494:pharmacology
D002395:Catecholamines; D007473:Ion Channels; D013779:Tetrodotoxin; D008012:Lidocaine; D012964:Sodium; D008274:Magnesium; D002118:Calcium