Diseases, Conditions, Syndromes

Covid treatment gaps highlight persistent health care challenges

Millions of Americans don't have easy access to facilities that dispense oral antiviral treatments for COVID-19, according to a new Yale study. In some parts of the country, researchers found, people have to travel 30 minutes ...

Medical research

When the body's B cell training grounds stay open after hours

If B cells are the munitions factories of the immune system, manufacturing antibodies to neutralize harmful pathogens, then the tiny biological structures known as germinal centers are its weapons-development facilities. ...

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