Medical research

Serotonin is a master regulator of neuroregeneration

Neuroregeneration entails not only neurogenesis, but also regrowth of lost connections and birth of non-neuronal cells. While adult neurogenesis in humans is only known to occur definitively in a few precisely circumscribed ...

Psychology & Psychiatry

Experiments show altruistic behaviors reduce pain

A team of researchers affiliated with several institutions in China has found that people who engage in altruistic behaviors feel less pain than they otherwise would. In their paper published in Proceedings of the National ...

Medical research

How signalling proteins affect wound healing

What do a scraped knee, a paper cut, or any form of surgery have in common? The short answer is a wound in need of healing—but the long answer lies in a series of biological activities that allow tissues to repair themselves.

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