Diseases, Conditions, Syndromes

Black Death origin mystery solved... 675 years later

A deadly pandemic with mysterious origins: it might sound like a modern headline, but scientists have spent centuries debating the source of the Black Death that devastated the medieval world.

Genetics

Researchers find that RNA exosome is key for B cell development

New research from UT Southwestern suggests that RNA exosomes—the cellular machines that degrade old molecules of RNA—play a key role in the development of B cells, which are critical to the immune system's ability to ...

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