Effects of GBH (25, 50, 75 and 100 mg/kg) administration on anxiety associated behaviors in male rats. (A) Number of entries in exposed arms (EOA); (B) Total amount of time spent in exposed arms (TOA); and (C) Total number of arms entries (TEA) in elevated plus maze. Results are expressed as mean ± SEM. * p < 0.05, ** p < 0.01, *** p < 0.001.