Facultatively anaerobic. Grows at 37 ºC, and at 18-22 ºC. Colonies are circular,
convex, entire, opaque, shiny, and smooth. Haemolytic. Can grow on MacConkey.
No pigment production.
Phylum Proteobacteria, Class Betaproteobacteria, Order Neisseriales, Family Neisseriaceae, Genus Neisseria, Neisseria animaloris
Vandamme et al. 2006.
Old synonym: CDC Group Eugonic Fermenter (EF)-4a.
Gram-negative cocci. Non-motile.
Isolated from a thumb wound in Wisconsin.
- Vandamme, P., Holmes, B., Bercovier, H. & Coenye, T. (2006). Classification of Centers for Disease Control Group Eugonic
Fermenter (EF)-4a and EF-4b as Neisseria animaloris sp. nov. and Neisseria zoodegmatis sp. nov., respectively. Int J Syst Evol
Microbiol 56, 1801–1805.
Positive results for arginine dihydrolase, catalase, nitrate reduction, nitrite reduction,
oxidase, acid production from glucose (in peptone water).
Negative results for casein digestion, citrate utilization, gluconate oxidation, extracellular DN-ase, beta-galactosidase (ONPG), gas
production from glucose in peptone water medium, gelatinase (most strains), H2S production, indole production, KCN tolerance,
lysine decarboxylase, ornithine decarboxylase, phenylalanine deamination, malonate utilization, methyl red test, selenite reduction,
urease, Voges–Proskauer test, acid production (in peptone water) from: adonitol, arabinose, cellobiose, dulcitol, glycerol, inositol,
lactose, maltose, mannitol, raffinose, rhamnose, salicin, sorbitol, starch, sucrose, trehalose & xylose.
(c) Costin Stoica