Anidulafungin and micafungin were quantified in cerebrospinal fluid (CSF) of critically ill adults and in cerebral cortex of deceased patients. In CSF, anidulafungin levels (<0.01 to 0.66 μg/ml) and micafungin levels (<0.01 to 0.16 μg/ml) were lower than those in plasma concentrations (0.77 to 5.07 and 1.21 to 8.70 μg/ml, respectively) drawn simultaneously. In cerebral cortex, anidulafungin and micafungin levels were 0.21 to 2.34 and 0.18 to 2.88 μg/g, respectively. Thus, MIC values of several pathogenic strains exceed concentrations in CSF and in brain.
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http://dx.doi.org/10.1128/AAC.00275-20 | DOI Listing |
Clin Chem
January 2025
Department of Pathology and Cell Biology, Columbia University Irving Medical Center, New York, NY, United States.
Background: Candida auris is an emerging multidrug-resistant pathogen. Interpretation of susceptibility testing can be difficult since minimum inhibitory concentration (MIC) breakpoints have not been fully established.
Methods: All C.
Clin Pharmacokinet
December 2024
Pharmacy Service, Division of Medicines, Hospital Clinic of Barcelona, Universitat de Barcelona, Barcelona, Spain.
In recent years, many population pharmacokinetic (popPK) models have been developed for echinocandins to better understand the pharmacokinetics (PK) of these antifungals. This comprehensive review aimed to summarize popPK models of echinocandins (micafungin, caspofungin, anidulafungin, and rezafungin), by focusing on dosage optimization to maximize the probability of attaining the PK/PD target proposed in special populations. A search in PubMed, Embase, Web of Science, and Scopus, supplemented by the bibliography of relevant articles, was conducted from inception to March 2024, including both observational and prospective trials.
View Article and Find Full Text PDFJ Fungi (Basel)
October 2024
Department of Immunology, Microbiology and Parasitology, Faculty of Medicine and Nursing, University of the Basque Country, UPV/EHU, 48080 Bilbao, Spain.
Mycoses
November 2024
Clinical Microbiology and Infectious Diseases, Hospital General Universitario Gregorio Marañón, Universidad Complutense de Madrid, Madrid, Spain.
Background: Previous studies correlated Sensititre YeastOne and gradient diffusion plastic strips with standard procedures for the detection of echinocandin-resistant C. glabrata isolates. However, these studies were limited by the low number of resistant isolates studied; the inclusion of sufficient numbers of mutant isolates is essential to test the procedures' capacity to detect resistance.
View Article and Find Full Text PDFAnn Clin Microbiol Antimicrob
November 2024
The International Peace Maternity and Child Health Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, 200030, China.
Background: Candida glabrata is the second most common cause of invasive candidiasis worldwide. In this study, we determined the clinical characteristics and drug sensitivity of C. glabrata isolates and investigated the associations between MSH2 gene mutations, sequence types (ST), and drug resistance.
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