Genus Gemella Berger, 1960 |
Gram-positive ovoid cells, arranged in pairs, tetrads, small clusters, or short chains. Some strains may decolorize readily and appear Gram-negative. Nonspore-forming, nonmotile. Facultatively anaerobic. Catalase- and oxidase- negative. No growth at 10 ºC or at 45 ºC. Glucose and some other carbohydrates are fermented. Esculin, gelatin, and hippurate are not hydrolyzed. Nitrate is not reduced |
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R E G N U M PROKARYOTAE |
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![]() | Gemella asaccharolytica * |
![]() | Gemella bergeri | |
![]() | Gemella cuniculi | |
![]() | Gemella haemolysans | |
![]() | Gemella morbillorum | |
![]() | Gemella palaticanis |
![]() | Gemella parahaemolysans * |
![]() | Gemella sanguinis |
![]() | Gemella taiwanensis * | |