Alzheimer's disease & dementia

Scientists identify molecular trigger for Alzheimer's disease

Researchers have pinpointed a catalytic trigger for the onset of Alzheimer's disease – when the fundamental structure of a protein molecule changes to cause a chain reaction that leads to the death of neurons in the brain.

Genetics

Molecular cause underlying rare genetic disorder revealed

Virginia Tech scientists have revealed how a nonfunctioning version of an ordinary gene impairs brain structure and function. The findings help explain a genetic form of microcephaly—a condition where babies' heads are ...

Neuroscience

Overactive brain waves trigger essential tremor

The source of essential tremor—a movement disorder that causes involuntary trembling of the hands, arms, and head—has been enigmatic, impeding the development of effective treatments for a condition that affects 4% of ...

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