| Intestinirhabdus alba |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Proteobacteria, Class Gammaproteobacteria, Order Enterobacterales, Family Enterobacteriaceae, Genus Intestinirhabdus,
Intestinirhabdus alba Xu et al. 2020.
Species description is based on a single isolate.
Intestinirhabdus alba Xu et al. 2020.
Species description is based on a single isolate.
Gram-negative rods, 0.5–0.7 x 1.0–1.8µm. Motile by terminal flagella. Non-spore-
forming.
forming.
Colonies grown on Luria Bertani agar are circular, smooth, convex, white and 3.0–3.5
mm in diameter within 48h at 30 °C. Growth occurs at 16–40 °C (optimally at 23 °C),
at pH 4.5–10.0 (optimally at pH 4.5–9.0) and in the presence of 0–6% (w/v) NaCl
(optimally at 0%). Facultatively anaerobic.
mm in diameter within 48h at 30 °C. Growth occurs at 16–40 °C (optimally at 23 °C),
at pH 4.5–10.0 (optimally at pH 4.5–9.0) and in the presence of 0–6% (w/v) NaCl
(optimally at 0%). Facultatively anaerobic.
Isolated from the gut of plastic-eating larvae of the Coleoptera insect Zophobas atratus.
Undetermined.
- Xu Z, Xia M, Huo YX, Yang Y. Intestinirhabdus alba gen. nov., sp. nov., a novel genus of the family Enterobacteriaceae, isolated
from the gut of plastic-eating larvae of the Coleoptera insect Zophobas atratus. Int J Syst Evol Microbiol 2020; 70:4951-4959.
Decription is based mostly on API 20 E and API 50 CH results.
Positive results for catalase, ornithine decarboxylase, acid production from arbutin, esculin, galactose, glucose, gluconate, 5-
ketogluconate (weak reaction), glycerol (weak reaction), mannose, maltose, N-acetyl-glucosamine, rhamnose, ribose, salicin,
trehalose, and D-xylose.
Negative results for arginine dihydrolase, citrate utilization, beta-galactosidase, gelatinase, H2S production, indole production, lysine
decarboxylase, oxidase, tryptophan deaminase, urease, Voges–Proskauer reaction, acid production from adonitol, D- and L-arabitol,
D- and L-arabinose, amygdalin, cellobiose, dulcitol, erythritol, fructose, D- and L-fucose, glycogen, 2-ketogluconate, gentiobiose,
inositol, inulin, lactose, D-lyxose, melibiose, melezitose, mannitol, methyl alpha-D-mannosidase, methyl alpha-D-glucoside,
raffinose, starch, sorbose, sorbitol, sucrose, turanose, D-tagatose, xylitol, L-xylose, and methyl beta-D-xyloside.
Positive results for catalase, ornithine decarboxylase, acid production from arbutin, esculin, galactose, glucose, gluconate, 5-
ketogluconate (weak reaction), glycerol (weak reaction), mannose, maltose, N-acetyl-glucosamine, rhamnose, ribose, salicin,
trehalose, and D-xylose.
Negative results for arginine dihydrolase, citrate utilization, beta-galactosidase, gelatinase, H2S production, indole production, lysine
decarboxylase, oxidase, tryptophan deaminase, urease, Voges–Proskauer reaction, acid production from adonitol, D- and L-arabitol,
D- and L-arabinose, amygdalin, cellobiose, dulcitol, erythritol, fructose, D- and L-fucose, glycogen, 2-ketogluconate, gentiobiose,
inositol, inulin, lactose, D-lyxose, melibiose, melezitose, mannitol, methyl alpha-D-mannosidase, methyl alpha-D-glucoside,
raffinose, starch, sorbose, sorbitol, sucrose, turanose, D-tagatose, xylitol, L-xylose, and methyl beta-D-xyloside.
(c) Costin Stoica
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