Evidence map›Paper›PMID 29412345›Full record

ArticleMemorias do Instituto Oswaldo Cruz2018

Characterisation of an ABC transporter of a resistant Candida glabrata clinical isolate.

Debora Afonso Silva Rocha, Leandro Figueira Reis de Sa, Ana Carolina Cartagenes Pinto, Maria de Lourdes Junqueira, Emiliana Mandarano da Silva, Ronaldo Mohana Borges, Antonio Ferreira-Pereira

Open access · diamondAbstract read
In one paragraph

Article in Memorias do Instituto Oswaldo Cruz, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.6field-weighted citation impact, top 35% 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

7 citing papers in PubMed, 9 citations in OpenAlex.

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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

7 authors at 2 institutions in 1 country.

Debora Afonso Silva RochaUniversidade Federal do Rio de Janeiro, Instituto de Microbiologia Paulo de Goes, Laboratório de Bioquímica Microbiana, Rio de Janeiro, RJ, Brasil.
Leandro Figueira Reis de SaUniversidade Federal do Rio de Janeiro, Instituto de Microbiologia Paulo de Goes, Laboratório de Bioquímica Microbiana, Rio de Janeiro, RJ, Brasil.
Ana Carolina Cartagenes PintoUniversidade Federal do Rio de Janeiro, Instituto de Microbiologia Paulo de Goes, Laboratório de Bioquímica Microbiana, Rio de Janeiro, RJ, Brasil.
Maria de Lourdes JunqueiraUniversidade Federal de Juiz de Fora, Hospital Universitário, Juiz de Fora, MG, Brasil.
Emiliana Mandarano da SilvaUniversidade Federal do Rio de Janeiro, Instituto de Biofísica Carlos Chagas Filho, Laboratório de Genômica Estrutural, Rio de Janeiro, RJ, Brasil.
Ronaldo Mohana BorgesUniversidade Federal do Rio de Janeiro, Instituto de Biofísica Carlos Chagas Filho, Laboratório de Genômica Estrutural, Rio de Janeiro, RJ, Brasil.
Antonio Ferreira-PereiraUniversidade Federal do Rio de Janeiro, Instituto de Microbiologia Paulo de Goes, Laboratório de Bioquímica Microbiana, Rio de Janeiro, RJ, Brasil.
Universidade Federal do Rio de Janeiro · BRHospital Universitário - Universidade Federal de Juiz de Fora · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundCandida glabrata ranks second in epidemiological surveillance studies, and is considered one of the main human yeast pathogens. Treatment of Candida infections represents a contemporary public health problem due to the limited availability of an antifungal arsenal, toxicity effects and increasing cases of resistance. C. glabrata presents intrinsic fluconazole resistance and is a significant concern in clinical practice and in hospital environments.

objectiveThe aim of this study was to characterise the azole resistance mechanism presented by a C. glabrata clinical isolate from a Brazilian university hospital.

methodsAzole susceptibility assays, chemosensitisation, flow cytometry and mass spectrometry were performed.

findingsOur study demonstrated extremely high resistance to all azoles tested: fluconazole, voriconazole, posaconazole and itraconazole. This isolate was chemosensitised by FK506, a classical inhibitor of ABC transporters related to azole resistance, and Rhodamine 6G extrusion was observed. A mass spectrometry assay confirmed the ABC protein identification suggesting the probable role of efflux pumps in this resistance phenotype. MAIN

conclusionsThis study emphasizes the importance of ABC proteins and their relation to the resistance mechanism in hospital environments and they may be an important target for the development of compounds able to unsettle drug extrusion.

Indexed as

Antifungal AgentsATP-Binding Cassette TransportersAzolesCandida glabrataDrug Resistance, FungalFlow CytometryHumansMass SpectrometryAntifungal AgentsATP-Binding Cassette TransportersAzoles

Identifiers

PMID29412345
PMCPMC5851027
OpenAlexW2790762876

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.