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Study suggests why stress doesn’t always cause depression

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From the Society for Neuroscience press release: Rats susceptible to anhedonia, a core symptom of depression, possess more serotonin neurons after being exposed to chronic stress, but the effect can be reversed through amygdala activation,… 

Serotonin improves sociability in mouse model of autism

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From the RIKEN press release: Scientists at the RIKEN Brain Science Institute (BSI) in Japan have linked early serotonin deficiency to several symptoms that occur in autism spectrum disorder (ASD). Published in Science Advances, the…