scholarly journals Whole-Genome Sequence of Escherichia coli Serotype O157:H7 Strain B6914-ARS

2017 ◽  
Vol 5 (44) ◽  
Author(s):  
Gaylen A. Uhlich ◽  
Erin R. Reichenberger ◽  
Bryan J. Cottrell ◽  
Pina Fratamico ◽  
Elisa Andreozzi

ABSTRACT Escherichia coli serotype O157:H7 strain B6914-MS1 is an isolate from the Centers for Disease Control and Prevention that is missing both Shiga toxin genes and has been used extensively in applied research studies. Here we report the genome sequence of strain B6914-ARS, a B6914-MS1 clone that has unique biofilm properties.

2018 ◽  
Vol 6 (27) ◽  
Author(s):  
Yen-Te Liao ◽  
Fang Liu ◽  
Xincheng Sun ◽  
Robert W. Li ◽  
Vivian C. H. Wu

We report here the whole-genome sequence of a novel Escherichia coli phage, vB_EcoS Sa179lw, isolated from surface water collected in a produce-growing area. With the presence of a putative eae-like gene that was associated with previous non-O157 Shiga toxin-producing E. coli outbreaks, this phage is a candidate for the study of virulence gene transfer.


2020 ◽  
Vol 9 (12) ◽  
Author(s):  
Yujie Zhang ◽  
Yen-Te Liao ◽  
Alexandra Salvador ◽  
Xiaohong Sun ◽  
Vivian C. H. Wu

Diverse Shiga toxin-producing Escherichia coli (STEC) strains have been isolated from several environmental samples. Rivers are associated with the distribution of STEC pathogens in the environment. Thus, we report the complete genome sequence of a locus of enterocyte effacement (LEE)-positive STEC O157:H7 strain isolated from the Mississippi River.


2018 ◽  
Vol 6 (10) ◽  
Author(s):  
Jingchao Chen ◽  
Yi Li ◽  
Kun Zhang ◽  
Hailei Wang

ABSTRACT The genomes of many strains of Escherichia coli have been sequenced, as this organism is a classic model bacterium. Here, we report the genome sequence of Escherichia coli DH5α, which is resistant to a T4 bacteriophage (CCTCC AB 2015375), while its other homologous E. coli strains, such as E. coli BL21, DH10B, and MG1655, are not resistant to phage invasions. Thus, understanding of the genome of the DH5α strain, along with comparative analysis of its genome sequence along with other sequences of E. coli strains, may help to reveal the bacteriophage resistance mechanism of E. coli .


2020 ◽  
Vol 9 (45) ◽  
Author(s):  
Yujie Zhang ◽  
Yen-Te Liao ◽  
Vivian C. H. Wu

ABSTRACT Shiga toxin-producing Escherichia coli (STEC) serotype O103 is one of the primary pathogenic contaminants of beef products, contributing to several foodborne outbreaks in recent years. Here, we report the whole-genome sequence of a STEC O103:H2 strain isolated from cattle feces that contains a locus of enterocyte effacement (LEE) pathogenicity island.


2018 ◽  
Vol 6 (26) ◽  
Author(s):  
L. Bothma ◽  
D. Gonzalez-Ibeas ◽  
C. Mienie ◽  
C. C. Bezuidenhout ◽  
R. Adeleke

Salmonella enterica subsp. enterica serovar Typhimurium WG49 is widely used for enumeration of F-specific RNA (F-RNA) coliphages in water.


2017 ◽  
Vol 5 (2) ◽  
Author(s):  
Gaylen A. Uhlich ◽  
George C. Paoli ◽  
Xinmin Zhang ◽  
Edward G. Dudley ◽  
Hillary M. Figler ◽  
...  

ABSTRACT Escherichia coli serotype O157:H7 strain PA20 is a Pennsylvania Department of Health clinical isolate. It has been used to study biofilm formation in O157:H7 clinical isolates, where the high incidence of prophage insertions in the mlrA transcription factor disrupts traditional csgD biofilm regulation. Here, we report the complete PA20 genome sequence.


2017 ◽  
Vol 5 (19) ◽  
Author(s):  
Munirah Tharek ◽  
Kee-Shin Sim ◽  
Dzulaikha Khairuddin ◽  
Ghazali Amir Hamzah ◽  
Nazalan Najimudin

ABSTRACT Escherichia coli strain USML2 was originally isolated from the inner leaf tissues of surface-sterilized phytopathogenic-free oil palm (Elaeis guineensis Jacq.). We present here the whole-genome sequence of this plant-endophytic strain. The genome consists of a single circular chromosome of 4,502,758 bp, 4,315 predicted coding sequences, and a G+C content of 50.8%.


2019 ◽  
Vol 8 (9) ◽  
Author(s):  
Yen-Te Liao ◽  
Fang Liu ◽  
Vivian C. H. Wu

Although isolation of the bacteriophages (phages) specific to Shiga toxin-producing Escherichia coli (STEC) is increasing, the number of those specific to STEC non-O157 strains, instead of STEC O157, with whole-genome sequencing characterization is relatively low. Here, we announce the complete genome sequence of a T7-like lytic phage against STEC O45.


2020 ◽  
Vol 9 (46) ◽  
Author(s):  
Montgomery Munby ◽  
Jumpei Fujiki ◽  
Kotaro Aoki ◽  
Chika Kawaguchi ◽  
Keisuke Nakamura ◽  
...  

ABSTRACT We report the complete genome sequence of Escherichia coli strain HUE1, isolated from the urinary catheter of a female patient, showing fluoroquinolone resistance without quinolone resistance-determining region mutations. To facilitate the exploration of the molecular characteristics of HUE1, the whole genome was sequenced using long- and short-read platforms.


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