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Volume 22, Number 11—November 2016

Global Escherichia coli Sequence Type 131 Clade with blaCTX-M-27 Gene

Yasufumi MatsumuraComments to Author , Johann D.D. Pitout, Ryota Gomi, Tomonari Matsuda, Taro Noguchi, Masaki Yamamoto, Gisele Peirano, Rebekah DeVinney, Patricia Bradford, Mary Motyl, Michio Tanaka, Miki Nagao, Shunji Takakura, and Satoshi Ichiyama
Author affiliations: Kyoto University Graduate School of Medicine, Kyoto, Japan (Y. Matsumura, T. Noguchi, M. Yamamoto, M. Tanaka, M. Nagao, S. Takakura, S. Ichiyama); University of Calgary, Calgary, Alberta, Canada (J.D.D. Pitout, G. Peirano, R. DeVinney); Kyoto University Graduate School of Engineering, Kyoto (R. Gomi, T. Matsuda); AstraZeneca Pharmaceuticals LP, Waltham, Massachusetts, USA (P.A. Bradford); Merck & Co., Inc., Rahway, New Jersey, USA (M.R. Motyl)

Main Article


Escherichia coli ST131 isolates included in study of the global expansion of a single clade*

Type of ESBL Country/prefecture of isolation (no. isolates; year)
H22, n = 2
H30, n = 2
H30R, n = 39 H30Rx, n = 18
CTX-M-27, n = 21
Japan/Kyoto, Shiga, Aichi (13; 2004–2014), Australia (3; 2009, 2010),† United States (2; 2013, 2014),‡ Canada (1; 2008), Thailand (1; 2013), Vietnam (1; 2011)

CTX-M-14, n = 17
Japan/Kyoto, Shiga, Hyogo (9; 2002–2014), Canada (2; 2005, 2009),† France (1; 2008), New Zealand (1; 2010), South Africa (1; 2008), United States (1; 2008)
Japan/Kyoto (1; 2009)

Japan/Kyoto (1; 2007)
CTX-M-15, n = 15

Japan/Kyoto, Shiga, Osaka (11; 2006–2014), Canada (2; 2009), UK (1; 2005),§ United States (1; 2008)¶

CTX-M-14 and CTX-M-15, n = 2

Japan/Kyoto (2; 2010, 2014)

CTX-M-2, n = 1

Japan/Kyoto (1; 2004)
TEM, n = 2

(2; 2005, 2009)

Negative, n = 3 Japan/Shiga, Hyogo, Osaka 
(3; 2014)

*ESBL, extended-spectrum β-lactamase; ST, sequence type.
†Raw reads were downloaded from European Nucleotide Archive (accession no. ERA118286) for 3 isolates from Australia (S100EC, S107EC, S108EC) and 1 isolate from Canada (S135EC).
‡MRSN17749 draft genome (GenBank assembly accession no. GCA_000770275.1) and IEH71520 draft genome (GenBank assembly accession no. GCA_000681435.1).
§EC958 complete genome (GenBank assembly accession no. GCA_000285655.3).
¶JJ1886 complete genome (GenBank assembly accession no. GCA_000493755.1).

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Page created: October 18, 2016
Page updated: October 18, 2016
Page reviewed: October 18, 2016
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