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Amino acid substitution in Cryptococcus neoformans lanosterol 14-α-demethylase involved in fluconazole resistance in clinical isolates

Overview of attention for article published in Revista Argentina de Microbiología, June 2016
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Title
Amino acid substitution in Cryptococcus neoformans lanosterol 14-α-demethylase involved in fluconazole resistance in clinical isolates
Published in
Revista Argentina de Microbiología, June 2016
DOI 10.1016/j.ram.2016.03.003
Pubmed ID
Authors

María E. Bosco-Borgeat, Mariana Mazza, Constanza G. Taverna, Susana Córdoba, Omar A. Murisengo, Walter Vivot, Graciela Davel

Abstract

The molecular basis of fluconazole resistance in Cryptococcus neoformans has been poorly studied. A common azole resistance mechanism in Candida species is the acquisition of point mutations in the ERG11 gene encoding the enzyme lanosterol 14-α-demethylase, target of the azole class of drugs. In C. neoformans only two mutations were described in this gene. In order to evaluate other mutations that could be implicated in fluconazole resistance in C. neoformans we studied the genomic sequence of the ERG11 gene in 11 clinical isolates with minimal inhibitory concentration (MIC) values to fluconazole of ≥16μg/ml. The sequencing revealed the G1855A mutation in 3 isolates, resulting in the enzyme amino acid substitution G484S. These strains were isolated from two fluconazole-treated patients. This mutation would not intervene in the susceptibility to itraconazole and voriconazole.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 15 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 15 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 4 27%
Student > Bachelor 3 20%
Student > Master 3 20%
Lecturer 1 7%
Researcher 1 7%
Other 0 0%
Unknown 3 20%
Readers by discipline Count As %
Agricultural and Biological Sciences 3 20%
Biochemistry, Genetics and Molecular Biology 2 13%
Medicine and Dentistry 2 13%
Pharmacology, Toxicology and Pharmaceutical Science 1 7%
Environmental Science 1 7%
Other 4 27%
Unknown 2 13%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 05 April 2017.
All research outputs
#20,657,128
of 25,374,917 outputs
Outputs from Revista Argentina de Microbiología
#166
of 327 outputs
Outputs of similar age
#283,621
of 368,451 outputs
Outputs of similar age from Revista Argentina de Microbiología
#2
of 4 outputs
Altmetric has tracked 25,374,917 research outputs across all sources so far. This one is in the 10th percentile – i.e., 10% of other outputs scored the same or lower than it.
So far Altmetric has tracked 327 research outputs from this source. They receive a mean Attention Score of 1.7. This one is in the 29th percentile – i.e., 29% of its peers scored the same or lower than it.
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We're also able to compare this research output to 4 others from the same source and published within six weeks on either side of this one. This one has scored higher than 2 of them.