Two species were described in 2015 – Staphylococcus argenteus and Staphylococcus schweitzeri – both of which were previously considered variants of S. aureus.

Dec 16, 2025 · Staph infections can be deadly if the bacteria get into the bloodstream, joints, bones, lungs or heart. If the infection is in or near a medical device, such as a catheter, surgery may be …

Staphylococcal infections, commonly called staph infections, are caused by a genus of bacteria called Staphylococcus. There are more than 30 strains (types) of Staphylococcus bacteria.

Apr 15, 2024 · Staphylococcus aureus (staph) is a type of germ that about 30% of people carry in their noses. Most of the time, staph does not cause any harm, but it can sometimes cause infections. …

Nov 8, 2023 · Staph bacteria can cause many different types of infections, including: Skin infections, which are the most common types of staph infections. Bacteremia, an infection of the bloodstream. …

Aug 17, 2022 · Staphylococcus bacteria can invade the bloodstream or organs, resulting in serious illness. Many Staphylococcus bacterial infections can be treated and cured with traditional antibiotics.

Dec 22, 2025 · Staphylococci are microbiologically characterized as gram-positive (in young cultures), non-spore-forming, nonmotile, facultative anaerobes (not requiring oxygen). Of significance to …

Oct 4, 2025 · Staphylococcus—also called staph—is a type of bacteria that causes a wide range of infections if it spreads into your bloodstream or internal tissues. Staph infections are very contagious …

Sep 4, 2025 · Staphylococcal species are bacteria characterized by their microscopic appearance of grape-like, spherical clusters of organisms.

There are many strains of Staphylococcus aureus. Some strains produce toxins that can cause staphylococcal food poisoning, toxic shock syndrome, or scalded skin syndrome.