Methods: L-thyroxine(L-T4),L-thyroxine Plus propranolol(L-T4 +prop) and(0.9%) NaCl(Ctr) were administered to rabbits by muscle injection and SERCA2 activity was measured.

• 方法:测定肌注L-T4及L-T4加普洛奈尔所致甲状腺功能亢进兔和对照组的心肌肌质网钙、镁-三磷酸腺苷酶活性。