1Robert Ten Eick,Hermann Nawrath,Terence F. McDonald,Wolfgang Trautwein. On the mechanism of the negative inotropic effect of acetylcholine[J] 1976,Pflügers Archiv European Journal of Physiology(3):207～213
5MITCHESON H S, HANCOX J C, LEVI A J. Cultured adult cardiac myocytes: future applications, culture methods, morphological and eleetrophysiological properties[J]. Cardiovasc Res, 1998, 39(2):280-300.
6WORKMN A J, KANE K A, RANKIN A C. The contribu tion of ionic currents to changes in refractoriness of human atrial myocytes associated with chronic atrial fibrillation[J]. Cardiovasc Res, 2091, 52(2): 226-235.
7TODD D M, FYNN S P, WALDEN P, et al. Repetitive 4- week periods of atrial electrical remodeling promote stability of atrial fibrillation:time course of a second factor involved in the self-perpetuation of atrial fibrillation[J]. Circulation, 2004, 109 (11):1434 -1439.
8BUNEMANN M,LEE K B, PALS-RYLAARADAM R P, et al. Desensitization of G-protein coupled receptors in the cardiovascular system[J]. Annu Rev Physiol, 1999, 61(1): 169- 192.
9BUNEMANN M, BRANDTS B, POTT L, et al. Downregulation of muscarinic M2 receptors linked to K^+ current in cultured guinea pig atrial myocytes[J].J Physiol (Lond), 1996, 494 (Pt2): 351- 362.
10BELEVYCH A E, HARVEY R D. Muscarinic inhibitory and stimulatory regulation of the L type Ca^2+ current is not altered in cardiac ventricular myocytes from mice lacking endothelial nitricoxidesynthase[J].J Physiol, 2000, 528 (2): 279-289.
