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Table 1 Data from studies of mitochondrial movement in LLLT and untreated PD and CNT cybrid neurons

From: Reduced axonal transport in Parkinson's disease cybrid neurites is restored by light therapy

  PD
(n = 6)
SEM PD vs PD+LLLT
p value
CNT
(n = 5)
SEM PD vs CNT
p value
Velocity (μm/sec) 0.175 0.005 0.001 0.232 0.017 0.02
Percent not moving (v<0.075) 29 3.68 0.01 14 2.42 0.01
Average distance traveled 0.54 0.016 0.006 0.757 0.048 NS
Total distance traveled 9.92 0.261 0.004 17.09 1.18 0.004
Time spent moving (out of 120 sec) 45 0.358 NS 61 6.89 NS
Number of neurites/cybrid 24–53    26–44   
  PD + LLLT
(n = 6)
SEM   CNT + LLLT
(n = 5)
SEM CNT vs CNT+LLLT
p value
LLLT-50 mW/cm2 for 40 sec (2J/cm2)       
Velocity (μm/sec) 0.224 0.02   0.226 0.017 NS
Percent not moving (v<0.075) 12 2.15   16 2.15 NS
Average distance traveled 0.682 0.033   0.782 0.065 NS
Total distance traveled 12.78 0.616   16.34 1.27 NS
Time spent moving (out of 120 sec) 48 3.94   63 6.92 NS
Number of neurites/cybrid 25–51    28–58   
  1. Significance was determined using a two-tailed t test assuming unequal variance.