Diseases, Conditions, Syndromes

Severe COVID-19 may lead to long-term innate immune system changes

Severe COVID-19 may cause long-lasting alterations to the innate immune system, the first line of defense against pathogens, according to a small study. These changes may help explain why the disease can damage so many different ...

Genetics

Research identifies gene 'fingerprint' for brain aging

Most of us who've reached middle age have noticed a slowing in memory and cognition, but scientists don't have a clear picture of the molecular changes that take place in the brain to cause it.

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