Group EC ATP (mmol/g/) ADP (mmol/g) AMP (mmol/g) TAN (mmol/g) C 0.8 ± 0.1 6.8 ± 1.3 2.0 ± 0.5 1.5 ± 0.3 10.3 ± 2.1 IR 0.6 ± 0.1** 2.9 ± 1.2** 1.1 ± 0.3** 1.8 ± 0.3* 5.8 ± 1.6** L-Arg +IR 0.7 ± 0.1**## 5.2 ± 1.3*## 1.6 ± 0.4*## 1.7 ± 0.3@@ 8.5 ± 1.9@@## * P<0.05, ** P<0.01, @@P>0.05 vs group C; # P<0.05, ## P<0.01 vs group IR.

Table 3: Effects of L-Arg on EC, ATP, ADP, AMP and TAN in myocardial tissue during ischemia-reperfusion ( ± s, n=10)

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