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Why Some Californian Healthcare Workers Are Refusing the Covid Vaccine

The covid vaccine is a personal choice. It always was and always will be. That doctor or nurse who has refused the vaccine because of personal concerns is fully within their rights to do so.

The SERPINA1 Gene, serpin family A member 1

The SERPINA1 gene provides instructions for making a protein called alpha-1 antitrypsin, which is a type of serine protease inhibitor (serpin)

Will The Vaccine Stop Me From Catching COVID?

That is currently being studied, and the data are not out yet. This is critical to know, actually. We know that the vaccine prevents symptomatic Covid disease, but we don’t know if it prevents people from catching the virus

An Unexpected Role for the Brain’s Immune Cells

An important part of the brain's immune system, cells called microglia constantly extend and retract "branches" from their cell body to survey their environment.