Plasmid-mediated mcr-1 in carbapenem-susceptible Escherichia coli ST156 causing a blood infection: an unnoticeable spread of colistin resistance in Brazil?
Clinics
; 72(10): 642-644, Oct. 2017.
Article
ي En
| LILACS
| ID: biblio-1039534
المكتبة المسؤولة:
BR1.1
ABSTRACT
OBJECTIVE:
We describe an IncX4 pHC891/16mcr plasmid carrying mcr-1 in a colistin-resistant and carbapenem-susceptible E. coli isolate (HC891/16), ST156, which caused a blood infection in a Brazilian patient with gallbladder adenocarcinoma.METHODS:
Strain HC891/16 was subjected to whole genome sequencing using the MiSeq Platform (Illumina, Inc., USA). Assembly was performed using Mira and ABACAS.RESULTS:
The isolates showed resistance only to ciprofloxacin, ampicillin and cefoxitin, and whole-genome sequencing revealed the presence of aac(6')Ib-cr and blaTEM1.CONCLUSION:
Our findings warn of the possible silent dissemination of colistin resistance by carbapenem-susceptible mcr-1 producers, as colistin susceptibility is commonly tested only among carbapenem-resistant isolates.Key words
النص الكامل:
1
الفهرس:
LILACS
الموضوع الرئيسي:
Carbapenems
/
Bacteremia
/
Colistin
/
Escherichia coli Proteins
/
Escherichia coli
/
Anti-Bacterial Agents
المحددات:
Aged
/
Female
/
Humans
البلد/الأقليم حسب الموضوع:
America do sul
/
Brasil
اللغة:
En
مجلة:
Clinics
موضوع المجلة:
MEDICINA
السنة:
2017
نوع:
Article