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Table 2 Effect of aqueous and methanol extract of V. tessellata leaves in hot plate test

From: Antinociceptive and cytotoxic activities of an epiphytic medicinal orchid: Vanda tessellata Roxb.

Treatment Dose (mg/kg) Reaction time (sec)
0 min 15 min 30 min 45 min 60 min
Control (Saline water) 10 3.48 ± 0.58 6.05 ± 0.30 5.43 ± 0.54 5.95 ± 0.87 5.36 ± 0.55
Diclofenac Na 10 4.96 ± 0.34 11.37 ± 1.61* 13.97 ± 0.85** 14.90 ± 1.02* 16.23 ± 1.66**
VTA 200 4.15 ± 0.61 8.66 ± 2.16 9.74 ± 1.41* 11.20 ± 0.96* 11.77 ± 0.81**
VTA 400 3.36 ± 0.88 10.15 ± 1.18* 10.64 ± 2.58 12.73 ± 1.09** 13.39 ± 0.64*
VTM 200 2.91 ± 0.41 9.47 ± 2.00* 9.79 ± 0.89* 10.29 ± 1.52 11.36 ± 0.63*
VTM 400 3.69 ± 0.31 10.68 ± 1.11 11.95 ± 0.85* 12.61 ± 0.32* 12.37 ± 0.51**
  1. Values are expressed as mean ± SEM; (n = 5). *p < 0.05, **p < 0.01 as compared with control. Data were processed with Dunnet’s test for multiple comparisons, GraphPad Prism for Windows, Version 6.0. VTA = V. tessellata aqueous extract, VTM = V. tessellata methanol extract.