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Volume 18, Number 3—March 2012

Clinical Significance of Escherichia albertii

Tadasuke Ooka, Kazuko Seto, Kimiko Kawano, Hideki Kobayashi, Yoshiki Etoh, Sachiko Ichihara, Akiko Kaneko, Junko Isobe, Keiji Yamaguchi, Kazumi Horikawa, Tânia A.T. Gomes, Annick Linden, Marjorie Bardiau, Jacques G. Mainil, Lothar Beutin, Yoshitoshi Ogura, and Tetsuya HayashiComments to Author 
Author affiliations: University of Miyazaki, Miyazaki, Japan (T. Ooka, Y. Ogura, T. Hayashi); Osaka Prefectural Institute of Public Health, Osaka, Japan (K. Seto); Miyazaki Prefectural Institute for Public Health and Environment, Miyazaki (K. Kawano); National Institute of Animal Health, Ibaraki, Japan (H. Kobayashi); Fukuoka Institute of Health and Environmental Sciences, Fukuoka, Japan (Y. Etoh, S. Ichihara, K. Horikawa); Yamagata Prefectural Institute of Public Health, Yamagata, Japan (A. Kaneko); Toyama Institute of Health, Toyama, Japan (J. Isobe); Hokkaido Institute of Public Health, Hokkaido, Japan (K. Yamaguchi); Universidade Federal de São Paulo, São Paulo, Brazil (T.A.T. Gomes); University of Liège, Liège, Belgium (A. Linden, M. Bardiau, J.G. Mainil); Federal Institute for Risk Assessment, Berlin, Germany (L. Beutin)

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Table 2

Comparison of biochemical properties of Escherichia spp. strains

Agent or test 26 E. albertii strains (this study)† E. albertii LMG20976 (type strain) E. albertii strains (9) E. coli (11)†
Indole 96.2 100 98
Motility 0 0 95
Urea 0 0 1
ONPG 88.5 + ND ND
MUG 0 ND (+)‡
Citrate 0 0 1
Acetate 92.3 + ND 90
Malonate 0 ND 0
H2S on triple sugar iron 0 ND 1
Voges-Proskauer 0 ND 0
Lysine decarboxylase 100 + 100 90
Ornithine decarboxylase 100 + 100 65
Arginine dihydrolase 0 0 17
Glucose, acid 100 + 100 100
Glucose, gas 100 + 100 95
Acid from
Adonitol 0 ND 0
l-arabinose 100 + 100 99
Cellobiose 0 ND 2
Dulcitol 0 ND 60
Myo-inositol 0 ND 1
Lactose 3.9 0 95
Maltose 88.5 + ND 95
Mannitol 100 + 100 100
l-rhamnose 0 0 0
Salicin 26.9 ND 40
d-sorbitol 57.7 V 94
Sucrose 19.2 0 50
Trehalose 96.2 + ND 98
d-xylose 0 0 95

*ONPG, ortho-Nitrophenyl-β-galactoside; MUG, methylumbelliferyl-β-D-glucuronide; –, negative; +, positive: ND, not determined.
†Average (%) of positive strains.
‡Most E. coli strains produce β-D-glucuronidase.

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