Streptococcus pyogenes, which is often called group A Streptococcus, infects people around the world. While estimates vary, these infections could be responsible for the deaths of over half a million ...

Strep throat is a common throat infection that often causes a sore throat, fever and trouble swallowing. It tends to come on ...

Lancefield group A streptococci isolated from recent outbreaks and sporadic cases of scarlet fever were restricted to the following M types 1, 3, 4, 6, 12, 18, 22 and 66. These strains were examined ...

"With Strep A being extremely common and every healthy adult having previously encountered it, all the participants had some antibodies against Strep A before the study," Dr. Osowicki said. "We found ...

As colder weather blows in, changes in temperature mean it's the season of sore throats. But not all sore throats are made equal — some are caused by viruses while others are caused by bacteria. Such ...

Strep throat is one of a several conditions, among them pneumonia, scarlet fever, impetigo, and flesh-eating necrotizing fasciitis, caused by the bacterium Streptococcus pyogenes, better known as ...

"Flesh-eating" or "Strep" bacteria are able to survive and spread in the body by degrading a key immune defense molecule, according to researchers at the University of California, San Diego, School of ...

Scarlet fever is spiking in the UK, with case numbers more than fourfold higher than normal for this time of year. And a rare but serious invasive disease caused by the same bacteria that causes ...

Case 1. A.R., the index patient, a 32-year-old woman, was admitted to the Obstetrical Service on March 11, 1964, because of excessive weight gain and hypertension despite outpatient therapy. Five ...