Depression 18 Jan, 2019 Does glutamate hold the key to unlocking major depressive disorder? Read the full feature here. Does glutamate hold the key to unlocking major depressive disorder? Sign up for Progress in Mind Portugal newsletter Sign up for our newsletter and stay updated on new content and resources. Related Bipolar Satellite symposium Maintaining functioning in bipolar disorder: Treat early and prevent relapses Depression Congress highlights Melancholic MDD: different presentation and treatment but same response Migraine Congress highlights CGRP has a role in infection-induced pain