Drug based on anti-nausea agent reduces Alzheimer’s-advancing astrocytes in mice, biotech says

Much of the brain is made up of a constellation of star-shaped cells called astrocytes, which play vital roles in immunity, neuron maintenance and many other functions. In Alzheimer’s disease, some astrocytes serve as celestial guardians that break down the amyloid beta protein plaques that build up in the brain; others, however, go rogue, actually secreting amyloid beta themselves.

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