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Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Pseudomonadota (Proteobacteria), Class Gammaproteobacteria, Order Enterobacterales, Family Pectobacteriaceae, Genus
Lonsdalea, Lonsdalea britannica (Brady et al. 2012) Li et al. 2017.
Old synonym: Lonsdalea quercina subsp. britannica Brady et al. 2012.
Lonsdalea, Lonsdalea britannica (Brady et al. 2012) Li et al. 2017.
Old synonym: Lonsdalea quercina subsp. britannica Brady et al. 2012.
Gram-negative, short rods, 0.5-0.7 x 1.1-2.0 µm, occurring singly, in pairs or in
groups. Motile by peritrichous flagella.
groups. Motile by peritrichous flagella.
Colonies are white to cream on tryptone soya agar, round, convex and smooth with
entire margins. Optimum growth temperature 28-30 ºC. Facultatively anaerobic.
entire margins. Optimum growth temperature 28-30 ºC. Facultatively anaerobic.
Isolated from Quercus robur in Britain.
May be associated with Acute Oak Decline in Britain.
- Li et al. 2017 Li Y, Xue H, Guo LM, Koltay A, Palacio-Bielsa A, Chang J, Xie S, Yang X. Elevation of three subspecies of Lonsdalea
quercina to species level: Lonsdalea britannica sp. nov., Lonsdalea iberica sp. nov. and Lonsdalea populi sp. nov. Int J Syst Evol
Microbiol 2017; 67:4680-4684. - Brady CL, Cleenwerck I, Denman S, Venter SN, Rodriguez-Palenzuela P, Coutinho TA, De Vos P. Proposal to reclassify Brenneria
quercina (Hildebrand and Schroth 1967) Hauben et al. 1999 into a new genus, Lonsdalea gen. nov., as Lonsdalea quercina
comb. nov., descriptions of Lonsdalea quercina subsp. quercina comb. nov., Lonsdalea quercina subsp. iberica subsp. nov. and
Lonsdalea quercina subsp. britannica subsp. nov., emendation of the description of the genus Brenneria, reclassification of
Dickeya dieffenbachiae as Dickeya dadantii subsp. dieffenbachiae comb. nov., and emendation of the description of Dickeya
dadantii. Int J Syst Evol Microbiol 2012; 62:1592-1602 - Toth T, Lakatos T, Koltay A. Lonsdalea quercina subsp. populi subsp. nov., isolated from bark canker of poplar trees. Int J Syst
Evol Microbiol 2013; 63:2309-2313.
Positive results for catalase, citrate utilization, acid production from N-acetylglucosamine, arbutin, aesculin ferric citrate, D-fructose,
gluconate, D-glucose, glycerol, D-mannitol, D-mannose, methyl alpha-D-glucopyranoside, D-ribose, salicin, sucrose, turanose,
D-trehalose, and raffinose.
Can utilize N-acetyl-D-glucosamine, D-fructose, D-galactose, D-glucose, D-mannitol, D-mannose, methyl beta-D-glucoside,
D-psicose, trehalose, sucrose, succinic acid, turanose, citric acid, D-gluconic acid, bromosuccinic acid, L-aspartic acid glycerol,
D-glucose 6-phosphate, formic acid, alpha-ketoglutaric acid, D,L-lactic acid and L-glutamic acid.
Negative results for arginine dihydrolase, beta-galactosidase, gelatinase, H2S production, indole production, lysine decarboxylase,
methyl red test, nitrate reduction, oxidase, ornithine decarboxylase, starch hydrolysis, tryptophan deaminase, urease,
Voges-Proskauer test, acid production from adonitol, D- and L-arabinose, amygdalin, D-cellobiose, dulcitol, D-galactose, inositol,
lactose, maltose, melibiose, and D-xylose.
No utilization of pyruvic acid methyl-ester, succininc acid mono methyl-ester, L-histidine, L-leucine, L-phenylalanine and L-threonine.
gluconate, D-glucose, glycerol, D-mannitol, D-mannose, methyl alpha-D-glucopyranoside, D-ribose, salicin, sucrose, turanose,
D-trehalose, and raffinose.
Can utilize N-acetyl-D-glucosamine, D-fructose, D-galactose, D-glucose, D-mannitol, D-mannose, methyl beta-D-glucoside,
D-psicose, trehalose, sucrose, succinic acid, turanose, citric acid, D-gluconic acid, bromosuccinic acid, L-aspartic acid glycerol,
D-glucose 6-phosphate, formic acid, alpha-ketoglutaric acid, D,L-lactic acid and L-glutamic acid.
Negative results for arginine dihydrolase, beta-galactosidase, gelatinase, H2S production, indole production, lysine decarboxylase,
methyl red test, nitrate reduction, oxidase, ornithine decarboxylase, starch hydrolysis, tryptophan deaminase, urease,
Voges-Proskauer test, acid production from adonitol, D- and L-arabinose, amygdalin, D-cellobiose, dulcitol, D-galactose, inositol,
lactose, maltose, melibiose, and D-xylose.
No utilization of pyruvic acid methyl-ester, succininc acid mono methyl-ester, L-histidine, L-leucine, L-phenylalanine and L-threonine.
(c) Costin Stoica
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