Effect of Tumor Necrosis Factor-α on Neutralization of Ventricular Fibrillation in Rats with Acute Myocardial Infarction

Table 1

MAPDds of different zones (cycle length = 167 ms).

Group	MAPDd	MAPDd (after ligation/ms)
	(before ligation)	10 min	20 min	30 min	60 min	3 h	6 h	12 h
AMI group	6.97±2.23
IZ		10.83±3.54	10.39±2.88	9.72±2.36	7.02±2.45	6.57±2.36	5.92±1.26	5.40±1.25
BZ		19.5±7.48^∗	37.2±9.24^∗	33.0±11.32^∗	23.58±9.4^∗	15.53±6.37^∗	10.08±3.46	8.59±3.11
NIZ		10.28±2.14	11.5±2.47	9.72±2.74	7.61±2.09	7.53±2.45	8.13±2.7	7.11±2.08
rhTNFR:Fc group	6.41±2.08
IZ		7.75±3.22	8.42±3.17	8.16±2.23	6.59±2.56	6.46±2.04	7.1±2.18	5.73±1.59
BZ		13.32±6.26^∗#	24.8±10.93^∗#	23.15±9.48^∗#	14.42±7.61^∗#∗	11.87±4.20	10.28±3.80	8.47±2.96
NIZ		8.51±3.47	9.05±3.62	9.33±3.17	8.67±2.92	6.40±2.23	7.84±2.74	5.52±2.16
Sham group	7.68±2.12	6.62±1.78	7.4±2.09	8.58±2.43	7.1±1.95	7.74±2.29	6.28±1.48	5.44±1.37

MAPDds of the border zone in AMI group or rhTNFR:Fc group versus those in sham group, ^∗𝑃<.01. MAPDds in AMI group were greater than those in rhTNFR:Fc group, ^#𝑃<.05.