Treatment

Dose (mg/kg)

Latency time (s)

Transition number

Time spend in light part (s)

Vehicle

-

16.60 ± 1.43

9.80 ± 1.15

73.60 ± 2.13

Diazepam

1

30.80 ± 1.46*

17.00 ± 1.41*

166.2 ± 1.77*

MEBM

50

13.80 ± 1.59

8.80 ± 1.06

78.0 ± 2.47

MEBM

100

24.80 ± 1.28*

12.60 ± 1.03

89.00 ± 1.00*

MEBM

200

33.20 ± 1.28*

16.20 ± 1.46*

127.4 ± 1.93*