Peptostreptococcus anaerobius

Species of bacterium

Peptostreptococcus anaerobius is a species of bacteria belonging to the Peptostreptococcus genus of anaerobic, Gram-positive, non-spore forming bacteria. The cells are small, spherical, and can occur in short chains, in pairs or individually. Peptostreptococcus are slow-growing bacteria sometimes resistance to antimicrobial drugs. P. anaerobius is intrinsically resistant to sodium polyethanol sulfonate (SPS), a component found in many types of blood culture media.

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