Control 0.1µmol/L Adrenaline Hydrochloride ↵ 0.1µmol/L Adrenaline Hydrochloride↵ 0.1 µmol/L Acetylcholine chloride ↵ 1µmol/L Acetylcholine           chloride ↵ Amplitude(mV) 0.39±0.20 0.42±0.18 0.53±0.13* 0.38±0.20 0.29±0.11* Frequency(1/s) 0.56±0.09 0.79±0.09* 1.08±0.02** 0.48±0.09* 0.16±0.13** Duration(ms) 37.39±0.01 41.25±0.01* 48.74±0.008** 36.21±0.01* 34.37±0.02** Velocity(cm/s) 13.14±1.03 13.21±1.01 13.33±0.09* 13.10±1.04 12.99±1.35* * p<0.05, ** p<0.01, as compared with Control; the difference test is Student’s t-test (Paired Samples Test). The number of measured slices is 5.

Table 1: Effect of different concentration of Adrenaline Hydrochloride and Acetylcholine chloride on Amplitude, Frequency, Duration and Velocity of signal.

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