| Intestinirhabdus alba |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Pseudomonadota (Proteobacteria), Class Gammaproteobacteria, Order Enterobacterales, Family Enterobacteriaceae, Genus
Intestinirhabdus, Intestinirhabdus alba Xu et al. 2020.
Species description is based on a single isolate.
Intestinirhabdus, 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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