Psychology & Psychiatry

Researchers identify gene that influences nicotine dependence

A DNA variant—located in the DNMT3B gene and commonly found in people of European and African descent—increases the likelihood of developing nicotine dependence, smoking heavily, and developing lung cancer, according ...

Psychology & Psychiatry

NKPD1 gene variant increases depression risk

A study of people from an isolated village in the Netherlands reveals a link between rare variants in the gene NKPD1 and depressive symptoms. The findings are published in the current issue of Biological Psychiatry. The study, ...

Neuroscience

Optical control of a neuroreceptor alleviates chronic pain

Pain serves as a valuable warning signal, but when it becomes chronic, pain should be considered as a real disease. An international team including research scientists from the CNRS and INSERM1 has identified and controlled ...

Psychology & Psychiatry

Experimental mood induction impacts IL-18 levels

(HealthDay)—Experimental mood induction changes interleukin (IL)-18 levels and is associated with changes in central opioid neurotransmission, according to a study published recently in Molecular Psychiatry.

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