| Literature DB >> 28242659 |
Catiana Dudiuk1,2, Daiana Macedo1, Florencia Leonardelli1,2, Laura Theill1, Matias S Cabeza1,2, Soledad Gamarra1, Guillermo Garcia-Effron3,2.
Abstract
Candida guilliermondii shows intrinsic reduced echinocandin susceptibility. It harbors two polymorphisms (L633M and T634A) in the Fks1p hot spot 1 region. Our objective was to confirm that the reduced echinocandin susceptibility of C. guilliermondii is due to those naturally occurring substitutions. We constructed a Saccharomyces cerevisiae mutant in which a region of the FKS1 gene (including hot spot 1) was replaced with that from C. guilliermondii The chimeric mutants showed 32-fold increases in echinocandin MIC values, confirming the hypothesis.Entities:
Keywords: Candida guilliermondii; FKS mutations; echinocandin resistance; molecular mechanism
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Year: 2017 PMID: 28242659 PMCID: PMC5404515 DOI: 10.1128/AAC.02644-16
Source DB: PubMed Journal: Antimicrob Agents Chemother ISSN: 0066-4804 Impact factor: 5.191