Group B streptococcus (GBS), a mostly benign inhabitant of healthy adults, is one of the leading causes of neonatal sepsis and meningitis. Researchers from the Institut Pasteur and Inserm have now shown that these pediatric cases might occur when the bacteria mutates within the infant following transmission from the mother. The research appeared August 17 in the Journal of Bacteriology, a publication of the American Society for Microbiology.

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