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Table 1.

EJP amplitudes of gm6 muscle fibers during repeated train stimulation with 20 Hz stimulation frequency and different intertrain intervals

Amplitude of test EJP (mV)
Difference (P)
Intertrain interval (s)After first stimulus trainAfter tenth stimulus trainNFirst and tenth trainTest EJP to next longer interval
3.52±2.11 8.26±5.15 <0.02 <0.01 
3.14±1.85 5.80±3.37 <0.01 <0.05 
3.12±1.95 4.87±3.24 <0.01 <0.05 
2.79±1.60 3.59±2.34 <0.05 <0.05* 
16 2.31±1.26 2.67±1.42 <0.02 NS 
32 3.02±2.33 3.14±2.38 NS — 
Amplitude of test EJP (mV)
Difference (P)
Intertrain interval (s)After first stimulus trainAfter tenth stimulus trainNFirst and tenth trainTest EJP to next longer interval
3.52±2.11 8.26±5.15 <0.02 <0.01 
3.14±1.85 5.80±3.37 <0.01 <0.05 
3.12±1.95 4.87±3.24 <0.01 <0.05 
2.79±1.60 3.59±2.34 <0.05 <0.05* 
16 2.31±1.26 2.67±1.42 <0.02 NS 
32 3.02±2.33 3.14±2.38 NS — 

Amplitudes of the test EJP after the first stimulus train are compared to the amplitudes after the tenth stimulus train.

N, number of animals. NS, not significant; *significantly different from amplitude of tenth EJP at stimulus intervals of 32 s.

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