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Depression

16 October 2008

Brain chemical linked to grief

In an animal study, scientists have pinpointed a key brain chemical involved in dealing with the sudden loss or long-term separation of a partner.

In an animal study, scientists have pinpointed a key brain chemical involved in dealing with the sudden loss or long-term separation of a partner.

Other studies have linked losing a partner to increased risk of depression and disease but Bosch and colleagues wanted to find a biological explanation for why this might be so.

Neuropsychopharmacology.

Blocking chemical eases bereavement
Further tests demonstrated that a brain chemical known as "corticotropin releasing factor", a neurotransmitter involved in the stress response, was elevated in all the voles which had bonded with a partner.


Dealing with grief
Bereavement

 

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