Myocardial sarcoplasmic reticulum (SR) Ca 2+ ATPase activity, SR Ca 2+ uptake, myocardial ATP and phosphocreatine (CrP) content were also measured.

• 测定心肌肌浆网（SR）钙ATP酶活性、心肌SR摄钙量、心肌组织ATP和磷酸肌酸（CrP）。