Study Shows Alzheimer's Disease May Spread by "Jumping" From One Brain Region to Another

Silver staining in NT mice

For decades, researchers have debated whether Alzheimer’s disease starts independently in vulnerable brain regions at different times, or if it begins in one region and then spreads to neuroanatomically connected areas. A new study by Columbia University Medical Center researchers strongly supports the latter, demonstrating that abnormal tau protein, a key feature of the neurofibrillary tangles seen in the brains of those with Alzheimer’s, propagates along linked brain circuits, “jumping” from neuron to neuron.

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David and Helen Gurley Brown Gift to Create Institute for Media Innovation at Columbia and Stanford

David and Helen Gurley Brown in 1984 (Image credit: Hearst Corp.)

Columbia and Stanford have announced a $30 million gift from longtime Cosmopolitan editor Helen Gurley Brown to establish the David and Helen Gurley Brown Institute for Media Innovation.

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Death Valley Crater May Be Younger and More Active Than Previously Thought

Death Valley’s half-mile-wide Ubehebe Crater turns out to have been created 800 years ago—far more recently than generally thought. (Image credit: Brent Goehring/Lamont-Doherty Earth Observatory)

Geologists have determined that conditions for a second volcanic explosion in Death Valley's Ubehebe Crater may exist today.

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The Center for Urban Real Estate looks to both past and future with a $4 million gift from the Durst Organization to Columbia that also includes a remarkable archive of New York development history. (3:51)
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