Evidence map›Paper›PMID 34238225›Full record

ArticleBMC microbiology2021

Characterization of resistance mechanisms of Enterobacter cloacae Complex co-resistant to carbapenem and colistin.

Shixing Liu, Renchi Fang, Ying Zhang, Lijiang Chen, Na Huang, Kaihang Yu, Cui Zhou, Jianming Cao, Tieli Zhou

Open access · goldAbstract read
In one paragraph

Article in BMC microbiology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
2.6field-weighted citation impact, top 9% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

40 citing papers in PubMed, 56 citations in OpenAlex.

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  14. Genomic epidemiology and resistome dynamics ofFrontiers in microbiology · 2025
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  17. Polymyxin resistance in Enterobacter cloacae complex in Brazil: phenotypic and molecular characterization.Brazilian journal of microbiology : [publication of the Brazilian Society for Microbiology] · 2024
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  19. Genomic Analysis ofAntibiotics (Basel, Switzerland) · 2024
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors at 2 institutions in 1 country.

Shixing Liu *Department of Clinical Laboratory, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, 325035, China.
Renchi Fang *Department of Laboratory Medicine, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, 310003, China.
Ying ZhangSchool of Laboratory Medicine and Life Sciences, Wenzhou Medical University, Wenzhou, 325035, China.
Lijiang ChenDepartment of Clinical Laboratory, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, 325035, China.
Na HuangDepartment of Clinical Laboratory, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, 325035, China.
Kaihang YuSchool of Laboratory Medicine and Life Sciences, Wenzhou Medical University, Wenzhou, 325035, China.
Cui ZhouDepartment of Clinical Laboratory, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, 325035, China.
Jianming CaoSchool of Laboratory Medicine and Life Sciences, Wenzhou Medical University, Wenzhou, 325035, China. wzcjming@163.com.
Tieli ZhouDepartment of Clinical Laboratory, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, 325035, China. wyztli@163.com.ORCID 0000-0002-2171-4710
Wenzhou Medical University · CNZhejiang University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe emergence of carbapenem-resistant and colistin-resistant ECC pose a huge challenge to infection control. The purpose of this study was to clarify the mechanism of the carbapenems and colistin co-resistance in Enterobacter cloacae Complex (ECC) strains.

resultsThis study showed that the mechanisms of carbapenem resistance in this study are: 1. Generating carbapenemase (7 of 19); 2. The production of AmpC or ESBLs combined with decreased expression of out membrane protein (12 of 19). hsp60 sequence analysis suggested 10 of 19 the strains belong to colistin hetero-resistant clusters and the mechanism of colistin resistance is increasing expression of acrA in the efflux pump AcrAB-TolC alone (18 of 19) or accompanied by a decrease of affinity between colistin and outer membrane caused by the modification of lipid A (14 of 19). Moreover, an ECC strain co-harboring plasmid-mediated mcr-4.3 and blaNDM-1 has been found.

conclusionsThis study suggested that there is no overlap between the resistance mechanism of co-resistant ECC strains to carbapenem and colistin. However, the emergence of strain co-harboring plasmid-mediated resistance genes indicated that ECC is a potential carrier for the horizontal spread of carbapenems and colistin resistance.

Indexed as

Anti-Bacterial AgentsCarbapenem-Resistant EnterobacteriaceaeCarbapenemsColistinDrug Resistance, BacterialEnterobacter cloacaeGenes, BacterialPlasmidsAnti-Bacterial AgentsCarbapenemsColistinCarbapenemColistinCo-resistanceEnterobacter cloacae Complex

Identifiers

PMID34238225
PMCPMC8268410
OpenAlexW3120888393

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.