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Single strep bacteria protein sets off white blood cell's early warning system

07:00 EDT 7 Aug 2017 | Medical Xpress

Group A Streptococcus bacteria—the cause of strep throat and flesh-eating infections—have been well studied for nearly a century. But researchers at University of California San Diego School of Medicine and Skaggs School of Pharmacy and Pharmaceutical Sciences recently made a surprising discovery: strep's M protein alone wipes out macrophages, but not other types of immune cells. The macrophages' self-sacrifice serves as an early warning of infection to the rest of the immune system.

Original Article: Single strep bacteria protein sets off white blood cell's early warning system

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