News from the web:

Columbia University researchers have made a surprising discovery about how Alzheimer’s disease appears to spread in the brain, a finding that could one day lead to early treatment for the memory-robbing disease.

The researcher’s findings – published last week in the journal PLoS One – answered a question that had stumped scientists for 25 years: does Alzheimer’s pop up independently in different parts of the brain or does it spread in a predictable pattern from one specific place in the brain to another.

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