Study determines structure of toxin in respiratory infections

Researchers from the School of Medicine at The University of Texas Health Science Center at San Antonio today revealed the molecular structure of the cytotoxin from Mycoplasma pneumoniae, a widespread, highly contagious bacterium ...

Tales from the crypt: Mummies reveal TB's Roman lineage

Samples from mummies in a Hungarian crypt have revealed that multiple tuberculosis strains derived from a single Roman ancestor that circulated in 18th-century Europe, scientists said Tuesday.

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