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Table 2 Effect of Etpost (2 μg/ml) against the RISK/SAFE kinase inhibitors on functional hemodynamic parameters of the isolated rat heart during the reperfusion time

From: Potentilla reptans L. postconditioning protects reperfusion injury via the RISK/SAFE pathways in an isolated rat heart

 

% LVDP (mmHg)

% RPP (mmHg).(bpm)

% Heart Rate (bpm)

%Contractility Index (1/s)

%

dP/dtmax (mmHg/s)

%

dP/dtmin (mmHg/s)

Coronary

Flow(ml/min)

IR (Con.)@

39.35 ± 15.9

35.42 ± 14.3

121.8 ± 20.4

39.75 ± 16.7

38.67 ± 15.7

34.49 ± 12.9

4.75 ± 0.25 [7]

IPOST (Con.)

79.93 ± 9.52*

73.30 ± 6.70*

91.62 ± 5.73*

67.76 ± 13.5*

72.91 ± 6.98*

73.26 ± 6.51*

7.56 ± 0.05*

Etpost (2 μg/ml)

78.81 ± 3.22*

67.24 ± 3.76*

85.62 ± 4.57*

77.69 ± 3.94*

75.36 ± 3.61*

65.85 ± 6.07*

6.10 ± 0.06*

Etpost (2 μg/ml) + Wort

66.09 ± 12.6#’$

67.89 ± 11.2$

101.38 ± 15.7#, $

72.64 ± 13.6$

69.62 ± 12.7$

60.19 ± 7.16$

3.28 ± 2.42#

Etpost (2 μg/ml) + PD

72.85 ± 12.4$

72.69 ± 13.3$

98.58 ± 5.03#

85.78 ± 8.93#, $

82.92 ± 15.6#, $

66.52 ± 12.7$

10.3 ± 1.11#

Etpost (2 μg/ml) + AG

56.37 ± 14.7#

47.10 ± 19.4#

70.26 ± 13.9#

62.13 ± 15.1#, $

52.53 ± 15.7#

46.43 ± 16.9#

3.05 ± 2.42#, $

Etpost (2 μg/ml) + HD

74.07 ± 2.86$

66.83 ± 2.91$

90.73 ± 7.57

123.9 ± 5.91#, $

76.13 ± 1.85$

67.38 ± 1.67$

2.84 ± 0.34#

IPOST + Wort

51.73 ± 9.77&

48.89 ± 9.34&

73.54 ± 15.92&

81.72 ± 11.5&

57.70 ± 8.94&

49.86 ± 7.95&

3.83 ± 1.42&

IPOST + PD

43.70 ± 9.97&

42.06 ± 11.9&

94.85 ± 16.5

40.64 ± 11.0&

44.97 ± 7.73&

37.76 ± 5.65&

5.10 ± 0.77&

IPOST + AG

49.39 ± 13.2&

46.71 ± 12.2&

78.87 ± 1.90&

99.48 ± 26.6&

54.59 ± 18.7&

47.38 ± 19.9&

0.75 ± 0.58&

IPOST + HD

61.62 ± 8.18&

57.83 ± 9.10&

90.66 ± 5.43

65.33 ± 15.1

57.47 ± 13.1&

56.95 ± 10.0&

3.00 ± 1.14&

  1. IR Ischemic reperfusion, IPOST Ischemic postconditioning, dp/dtmax The steepest slope during the upstroke of the pressure, dp/dt min The steepest slope during the downstroke of the pressure, LVDP Left ventricular developed pressure (LV systolic pressure minus LV diastolic pressure), RPP Rate-Pressure Product, Etpost Ethyl acetate fraction of Potentilla reptans root in postconditioning mechanism, Wort Wortmannin (PI3K/Akt inhibitor), PD PD98059 (ERK inhibitor), AG AG490 a JAK/STAT3 inhibitor, HD 5HD a mitoKATP channel blocker. Data are presented as means ± SEM. *P < 0.05 vs. IR; & P < 0.05 vs. IPOST; # P < 0.05 vs. Etpost (2 μg/ml); $ P < 0.05 vs. IPOST+inhibitor. @: [7]