Skip to main content

Table 1 Effect of aqueous extract of burdock roots on mating behavior in male rats

From: Effect of aqueous extract of Arctium lappa L. (burdock) roots on the sexual behavior of male rats

Sexual-
behavior
parameters
Days of treatment Mean frequency ± S.E.M.
   Control Burdock extract 300 mg/kg Burdock extract 600 mg/kg Burdock extract 1,200 mg/kg Viagra (60 mg/kg)
IF 3rd day 10.6 ± 0.8 11.8 ± 1.4 12.0 ± 1.2 13.2 ± 0.9 15.00 ± 1.3*
  7th day 11.4 ± 1.6 13.4 ± 1.5 15.2 ± 1.1 16.2 ± 0.8* 15.8 ± 1.6*
  15th day 10.8 ± 0.9 13.8 ± 1.4 15.0 ± 1.2* 19.4 ± 0.9** 21.6 ± 1.8**
MF 3rd day 13.6 ± 0.9 14.6 ± 2.5 15.4 ± 1.3 17.0 ± 1.4 19.8 ± 1.9*
  7th day 13.4 ± 1.5 17.6 ± 1.5 19.4 ± 2.1* 21.2 ± 2.5* 20.2 ± 2.0*
  15th day 12.8 ± 1.1 16.6 ± 1.5 22.4 ± 1.6** 27.2 ± 2.0** 30.6 ± 2.4**
IL 3rd day 119.2 ± 9.3 117.8 ± 11.4 115.6 ± 8.7 105.0 ± 10.4 89.4 ± 5.9*
  7th day 117.6 ± 7.5 104.0 ± 9.0 89.2 ± 5.1** 78.0 ± 4.5** 64.6 ± 7.1**
  15th day 108.6 ± 11.9 89.8 ± 8.0 78.4 ± 3.7** 59.0 ± 5.0** 55.4 ± 4.6**
ML 3rd day 107.0 ± 5.5 96.4 ± 6.4 93.6 ± 5.2 90.2 ± 7.4 72.0 ± 5.7**
  7th day 100.2 ± 4.9 84.2 ± 3.9 74.2 ± 9.1** 60.4 ± 4.3** 58.6 ± 4.2**
  15th day 94.0 ± 9.6 77.6 ± 8.6 63.6 ± 2.7** 48.2 ± 3.1** 44.4 ± 2.8**
EF 3rd day 1.8 ± 0.4 2.2 ± 0.4 2.4 ± 0.6 2.8 ± 0.4 2.6 ± 0.5
  7th day 2.2 ± 0.3 2.8 ± 0.6 3.0 ± 0.5 3.2 ± 0.6 3.4 ± 0.6
  15th day 2.0 ± 0.3 3.0 ± 0.3 3.4 ± 0.5* 3.6 ± 0.6* 3.8 ± 0.4**
EL 3rd day 213.1 ± 15.1 215.9 ± 16.8 221.6 ± 25.0 231.2 ± 19.4 250.3 ± 13.8
  7th day 220.3 ± 13.3 251.2 ± 15.1 262.3 ± 23.9 281.3 ± 20.5* 284.8 ± 24.7*
  15th day 211.1 ± 13.4 260.3 ± 19.8 294.3 ± 29.7** 329.2 ± 12.4** 335.8 ± 17.7**
PEI 3rd day 414.8 ± 26.2 399.4 ± 28.1 416.5 ± 20.5 410.5 ± 30.3 353.8 ± 16.7
  7th day 439.6 ± 23.5 386.6 ± 32.3 347.9 ± 26.6* 327.4 ± 23.4** 332.5 ± 21.1**
  15th day 426.6 ± 39. 3 345.9 ± 28.5* 297.8 ± 17.4** 268.3 ± 21.9** 258.5 ± 19.4**
  1. ML, mounting latency; IL, intromission latency; EL, ejaculation latency; MF, mounting frequency; IF, intromission frequency; EF, ejaculation frequency; PEI, post-ejaculatory interval. S.E.M.: mean standard error. n = 6 (number of animals in each group), significant difference from control, significance level: *p < 0.05, **p < 0.01