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depression

New Mouse Study Shows Why Antidepressants Often Fail

January 14, 2010

A new study suggests the mechanism that makes antidepressants often ineffective:
Most antidepressants — including the commonly used Prozac and Zoloft — work by increasing the amount of serotonin, a message-carrying brain chemical made deep in the middle of the brain by cells known as raphe neurons.
Researchers at Columbia University Medical Center in New York said [...]

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