Neisseria weaverii

**Semantic type:** Bacterium

**Definition:** A species of aerobic, Gram-negative, rod shaped bacteria assigned to the phylum Proteobacteria. This species is nonmotile, catalase and oxidase positive, non-pigmented, alpha-hemolytic only on sheep's blood agar, does not utilize carbohydrates, reduces nitrite, but not nitrate, does not synthesize polysaccharides, and does not require salts to grow. N. weaverii is commensal in dogs, but is often found in human wounds resulting from dog bites.

**Synonyms:** - CDC Group M-5 - CDC Group M-5 - NEISSERIA WEAVERII - Neisseria weaveri