stress hormones. The findings, which are published in the journal Molecular Psychiatry, show that after experiencing trauma or severe stress, some people develop chronic stress.
This increases the risk of developing other diseases such as depression and anxiety, but it remains unknown what mechanisms are behind it or how the stress response is regulated.The research group at Karolinska Institutet has previously shown that a protein called p11 plays an important role in the function of serotonin, a neurotransmitter in the brain that regulates mood.
Depressed patients and suicide victims have lower levels of the p11 protein in their brain, and laboratory mice with reduced p11 levels show depression- and anxiety-like behavior.
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