Streptococcus pyogenes

Streptococcus pyogenes is a bacterium which causes strep throat. It is the most common bacterium in the group streptococcus. It can also cause scarlet fever, and is the main cause of toxic shock syndrome. The disease is treated with antibiotics like penicillin. Group A is the most serious form. It occurs on our skin normally.

Streptococcus pyogenes
S. pyogenes bacteria at 900x magnification.
Scientific classification
Kingdom:	Bacteria
Phylum:	Firmicutes
Class:	Bacilli
Order:	Lactobacillales
Family:	Streptococcaceae
Genus:	Streptococcus
Species:	S. pyogenes
Binomial name
Streptococcus pyogenes Rosenbach 1884