“…The antidepressant effect of herbs has been paid more and more attention because of increasing incidence of depression and predominance of traditional herbs in therapy (Wong et al, 2004;Sanchez-Mateo et al, 2005;Zhou et al, 2011). As for any antidepressant screening test, essential requirement is accurate prediction about antidepressant activity, with such characteristics as cheapness, robustness, reliability and easy to use (Mitchell, 2005).…”