913-917Green tea (C.
sinensis) extract (GTE) dose dependently produced reversal of despair in
normal, reserpinised and diabetic mice, thereby demonstrating an antidepressant
effect. Although the exact mechanism is yet to be explored, the possible
inhibition of catechol-o-methyl transferase and monoamine oxidase enzymes may
be responsible for antidepressant activity of GTE