Microbiome Characterization of Infected Diabetic Foot Ulcers in Association With Clinical Outcomes: Traditional Cultures Versus Molecular Sequencing Methods

Autor: Hadar Mudrik-Zohar, Shaqed Carasso, Tal Gefen, Anat Zalmanovich, Michal Katzir, Yael Cohen, Yossi Paitan, Naama Geva-Zatorsky, Michal Chowers
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Frontiers in Cellular and Infection Microbiology, Vol 12 (2022)
Druh dokumentu: article
ISSN: 2235-2988
DOI: 10.3389/fcimb.2022.836699
Popis: BackgroundInfected diabetic foot ulcers (IDFU) are a major complication of diabetes mellitus. These potentially limb-threatening ulcers are challenging to treat due to impaired wound healing characterizing diabetic patients and the complex microbial environment of these ulcers.AimTo analyze the microbiome of IDFU in association with clinical outcomes.MethodsWound biopsies from IDFU were obtained from hospitalized patients and were analyzed using traditional microbiology cultures, 16S rRNA sequencing and metagenomic sequencing. Patients’ characteristics, culture-based results and sequencing data were analyzed in association with clinical outcomes.ResultsA total of 31 patients were enrolled. Gram-negative bacteria dominated the IDFU samples (79%, 59% and 54% of metagenomics, 16S rRNA and cultures results, respectively, p
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