Evidence map›Paper›PMID 27622249›Full record

ArticlePloS one2016

Differences in Biofilm Mass, Expression of Biofilm-Associated Genes, and Resistance to Desiccation between Epidemic and Sporadic Clones of Carbapenem-Resistant Acinetobacter baumannii Sequence Type 191.

Gati Noble Selasi, Asiimwe Nicholas, Hyejin Jeon, Seok Hyeon Na, Hyo Il Kwon, Yoo Jeong Kim, Sang Taek Heo, Man Hwan Oh, Je Chul Lee

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
1.7field-weighted citation impact, top 17% 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

29 citing papers in PubMed, 48 citations in OpenAlex.

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  20. Recent Advances in the Pursuit of an EffectivePathogens (Basel, Switzerland) · 2020
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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 3 institutions in 1 country.

Gati Noble SelasiDepartment of Microbiology, Kyungpook National University School of Medicine, Daegu, Republic of Korea.
Asiimwe NicholasDepartment of Microbiology, Kyungpook National University School of Medicine, Daegu, Republic of Korea.
Hyejin JeonDepartment of Microbiology, Kyungpook National University School of Medicine, Daegu, Republic of Korea.
Seok Hyeon NaDepartment of Microbiology, Kyungpook National University School of Medicine, Daegu, Republic of Korea.
Hyo Il KwonDepartment of Microbiology, Kyungpook National University School of Medicine, Daegu, Republic of Korea.
Yoo Jeong KimDepartment of Microbiology, Kyungpook National University School of Medicine, Daegu, Republic of Korea.
Sang Taek HeoDepartment of Internal Medicine, Jeju National University School of Medicine, Jeju, Republic of Korea.
Man Hwan OhDepartment of Nanobiomedical Science, Dankook University, Cheonan, Republic of Korea.
Je Chul LeeDepartment of Microbiology, Kyungpook National University School of Medicine, Daegu, Republic of Korea.
Kyungpook National University · KRDankook University · KRJeju National University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Understanding the biology behind the epidemicity and persistence of Acinetobacter baumannii in the hospital environment is critical to control outbreaks of infection. This study investigated the contributing factors to the epidemicity of carbapenem-resistant A. baumannii (CRAB) sequence type (ST) 191 by comparing the differences in biofilm formation, expression of biofilm-associated genes, and resistance to desiccation between major epidemic (n = 16), minor epidemic (n = 12), and sporadic (n = 12) clones. Biofilm mass was significantly greater in the major epidemic than the minor epidemic and sporadic clones. Major and minor epidemic clones expressed biofilm-associated genes, abaI, bap, pgaABCD, and csuA/BABCDE, higher than the sporadic clones in sessile conditions. The csuC, csuD, and csuE genes were more highly expressed in the major epidemic than minor epidemic clones. Interestingly, minor epidemic clones expressed more biofilm-associated genes than the major epidemic clone under planktonic conditions. Major epidemic clones were more resistant to desiccation than minor epidemic and sporadic clones on day 21. In conclusion, the epidemic CRAB ST191 clones exhibit a higher capacity to form biofilms, express the biofilm-associated genes under sessile conditions, and resist desiccation than sporadic clones. These phenotypic and genotypic characteristics of CRAB ST191 may account for the epidemicity of specific CRAB ST191 clones in the hospital.

Indexed as

Acinetobacter baumanniiAcinetobacter Infectionsbeta-Lactam ResistanceBiofilmsCarbapenemsCross InfectionDesiccationEpidemicsGenes, BacterialHumansRepublic of KoreaCarbapenems

Identifiers

PMID27622249
PMCPMC5021322
OpenAlexW2520199825

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.