Psychology & Psychiatry

Do deficits in brain cannabinoids contribute to eating disorders?

A new report in Biological Psychiatry suggests that deficits in endocannabinoid function may contribute to anorexia nervosa and bulimia. Endocannabinoids are substances made by the brain that affect brain function and chemistry ...

Medical research

Researchers unravel molecular roots of Down syndrome

Sanford-Burnham researchers discover that the extra chromosome inherited in Down syndrome impairs learning and memory because it leads to low levels of SNX27 protein in the brain.

Medical research

A new role for sodium in the brain

Researchers at McGill University have found that sodium – the main chemical component in table salt – is a unique "on/off" switch for a major neurotransmitter receptor in the brain. This receptor, known as the kainate ...

Medical research

Chemical reaction keeps stroke-damaged brain from repairing itself

Nitric oxide, a gaseous molecule produced in the brain, can damage neurons. When the brain produces too much nitric oxide, it contributes to the severity and progression of stroke and neurodegenerative diseases such as Alzheimer's. ...

Psychology & Psychiatry

Researchers find epigenetic tie to neuropsychiatric disorders

Dysfunction in dopamine signaling profoundly changes the activity level of about 2,000 genes in the brain's prefrontal cortex and may be an underlying cause of certain complex neuropsychiatric disorders, such as schizophrenia, ...

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