Psychology & Psychiatry

Molecular link between chronic pain and depression revealed

Researchers at Hokkaido University have identified the brain mechanism linking chronic pain and depression in rats. Their research, which was recently published in the Journal of Neuroscience, could lead to the development ...

Medical research

Rheumatoid arthritic pain could be caused by antibodies

Antibodies that exist in the joints before the onset of rheumatoid arthritis can cause pain even in the absence of arthritis, researchers from Karolinska Institutet in Sweden report. The researchers believe that the finding, ...

Medical research

The insular cortex processes pain and drives learning from pain

Pain is a deterrent that trains organisms to avoid future harmful situations. This is called "threat learning," and helps animals and humans to survive. But which part of the brain actually warns other parts of the brain ...

Psychology & Psychiatry

I feel you: Emotional mirror neurons found in rats

Researchers from the Netherlands Institute for Neuroscience have found that the rat brain activates the same cells when they observe the pain of others as when they experience pain themselves. In addition, without the activity ...

Neuroscience

Researchers discover a new migraine-associated mechanism

A mutation in the gene that codes the ionic channel TRESK, involved in the control of neuron irritability, causes the dysfunction of some neurons that increase neuronal activity and induce migraine pain.

Medical research

Newly discovered molecule promising for pain sufferers

If a particular protein is missing during the fetal stage, no neurons develop that convey pain, temperature and itch, a study from Karolinska Institutet in Sweden published in the journal Cell Reports shows. The discovery ...

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