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Volume 28, Number 1—January 2022
Research

High-Level Quinolone-Resistant Haemophilus haemolyticus in Pediatric Patient with No History of Quinolone Exposure

Emi Tanaka1, Yuji Hirai1, Takeaki WajimaComments to Author , Yu Ishida, Yoshiaki Kawamura, and Hidemasa Nakaminami
Author affiliations: Tokyo University of Pharmacy and Life Sciences, Tokyo, Japan (E. Tanaka, T. Wajima, H. Nakaminami); Meijo University, Nagoya, Japan (E. Tanaka, T. Wajima); Tokyo Medical University Hachioji Medical Centre, Tokyo (Y. Hirai, Y. Ishida); Aichi Gakuin University, Nagoya, Japan (Y. Kawamura)

Main Article

Table 2

Comparison of biochemical characteristics of Haemophilus haemolyticus strain 2019-19 from a 9-year-old girl in Japan and reference species*

Characteristics 2019-19 GTC 14202T GTC 15009T
V-factor requirement + + +
X-factor requirement + + +
Indole production + + -
Urease + + +
Lipase
Ornithine decarboxylase
Alkaline phosphatase + + +
Proline arylamidase
β-galactisidase
γ‐glutamyltransferase
Acid source
D-glucose + + +
D-fructose + + +
Maltose +
Sucrose
Growth temperature
4°C
16°C
25°C W
37°C ++ ++ ++
42°C
CO2 enhances growth
Hemolysis +

*W, weak; –, negative; + positive.

Main Article

1These authors contributed equally to this article.

Page created: November 10, 2021
Page updated: December 22, 2021
Page reviewed: December 22, 2021
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