Research Article

Brachybacterium epidermidis Sp. Nov., a Novel Bacterial Species Isolated from the Back of the Right Hand, in a 67-Year-Old Healthy Woman

Table 1

Differential phenotypic characteristics of Brachybacterium epidermidis strain Marseille-Q2903T and closely related bacterial species.

B. epidermidisB. paraconglomeratumB. massilienseB. squillarumB. faeciumB. saurashtrene
Marseille-Q2903KCTC 9916MT5M-6-3DSM 4810DSM23186

Properties
 Cell diameter (μm)0.6–0.7 μm0.5 to 1 μm0.5 to 0.9 μm1.0 to 1.5 μm0.5–0.75 × 1.5–2.5 μm0.3–0.75 μm
 Oxygen requirementFacultativeFacultative++Facultative+
 Gram strain++++++
 Motility
 Endospore formationNA
 Optimum temperature for growth (°C)31.5–37°CNA37°C45°C25–30°C30°C
Production of
 Alkaline phosphataseNANANANA
 Catalase+++++
 Oxidase
α-Glucosidase+NA+NANA
β-Galactosidase+NANANA
Acid from
 N-Acetylglucosamine+NANANA
 L-Arabinose++
 D-Ribose+++
 D-Mannose++++
 D-Mannitol+++NA
 D-Glucose+++++
 D-Fructose+++
 D-Maltose++++++
 D-Lactose+++
 G + C content (mol%)70.4368.6NA71.572.0573
Isolation sourcesHuman healthy skinObtained from corn steep liquorStool from a healthy Senegalese childSalt-fermented seafoodDeep litter (soil)Salicornia plants