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 Schizophrenia Congress highlights Do similar polygenic risk factors for schizophrenia apply across ethnic groups? Schizophrenia Article Treatment-resistant schizophrenia — mechanisms, awareness, and economic burden Depression Schizophrenia Congress highlights Why do we need new treatments for major depressive disorder and schizophrenia?