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No Evidence That Depression Is Caused by Low Serotonin Levels

A new comprehensive review disputes the serotonin theory of depression, reporting there remains no clear evidence that serotonin levels or serotonin activity is responsible for depression.

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Novel Preclinical Drug Could Have Potential to Combat Depression, Brain Injury, and Cognitive Disorders

. A preclinical drug that inhibits the kinase enzyme Cdk5 may have the potential to treat depression, brain injuries, and disorders associated with cognitive impairment. Source: University of Alabama Birmingham James Bibb, Ph.D., and colleagues have described a novel preclinical drug that could have the potential to combat depression, brain injury and diseases that impair cognition. […]

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