Depression is a mood disorder which leads to sadness, emptiness, loss of interest and energy for the patient. Major depressive disorder (MDD) is a widespread disease, with a lifetime prevalence of 15% and an annual incidence of ~7%. It is associated with significant costs in quality of life, loss of work productivity, and a high risk of mortality. Herein, brain chemistry plays an important role in determination and also treatment of Depression for individuals (1)...