Supercharged 'clones' spark scarlet fever's re-emergence

Scarlet fever is on the rise worldwide, after being almost eradicated by the 1940s. Researchers says supercharged 'clones' of the bacteria Streptococcus pyogenes are to blame for the resurgence of the disease, which has caused high death rates for centuries.

from Top Health News -- ScienceDaily https://ift.tt/34yLEhl