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What New COVID-19 Variants Spreading In May 2025?
The most recent entrant to the WHO’s list is NB.1.8.1, derived from recombinant ancestor XDV.1.5.1. With multiple mutations in its spike protein, NB.1.8.1 is being closely observed for its potential ...
The infamous paired helical filaments (PHFs) of tau that sprawl across the brain in Alzheimer’s disease are the end products of a multiyear process. What drives tau to form these specific filaments in ...
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