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Urobiome research has the potential to advance the understanding of a wide range of diseases, including lower urinary tract symptoms and kidney disease. Many scientific areas have benefited from early research method consensus to facilitate the greater, common good. This consensus document, developed by a group of expert investigators currently engaged in urobiome research (UROBIOME 2020 conference participants), aims to promote standardization and advances in this field by the adoption of common core research practices. We propose a standardized nomenclature as well as considerations for specimen collection, preservation, storage, and processing. Best practices for urobiome study design include our proposal for standard metadata elements as part of core metadata collection. Although it is impractical to follow fixed analytical procedures when analyzing urobiome data, we propose guidelines to document and report data originating from urobiome studies. We offer this first consensus document with every expectation of subsequent revision as our field progresses.
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http://dx.doi.org/10.1128/mSystems.01371-20 | DOI Listing |
bioRxiv
August 2025
Department of Pediatrics, University of Pittsburgh School of Medicine and UPMC Children's Hospital of Pittsburgh, Pittsburgh, PA, USA.
Mice have been used as a valuable model of understanding pathophysiological mechanisms of urinary tract infection for almost six decades. Mice offer many advantages including genetic manipulation to test the role of genes and mechanisms, the availability of germ-free mice, and similarities to humans in innate immune defenses and the strain-dependent presence of vesicoureteral reflux. However, like with humans, the mouse bladder urine above the urinary sphincter has generally been assumed to be sterile.
View Article and Find Full Text PDFMedicina (Kaunas)
August 2025
Department of Urology, George Emil Palade University of Medicine, Pharmacy, Science, and Technology of Târgu Mureș, 540139 Târgu Mureș, Romania.
: Bladder cancer is a common malignancy with a high rate of recurrence and progression. Recent studies have identified that the urinary microbiome can be a key factor in tumor pathogenesis, progression, and outcomes. This narrative review is designed to summarize current evidence regarding the urobiome and explore its diagnostic and therapeutic potential.
View Article and Find Full Text PDFMicroPubl Biol
August 2025
Chemistry Department, Lewis & Clark College, Portland, Oregon, United States of America.
Uromodulin (UMOD), the most abundant urinary glycoprotein, protects against urinary tract infections through glycan-mediated pathogen binding; nevertheless, its interactions with commensal bladder microbiota (urobiome) remain unexplored. Based on our previous bioinformatics analysis on the urobiome's capacity to digest host glycans with glycosyl hydrolase genes (GHs), we hypothesized that UMOD may serve as a nutrient source for selected bacteria. We cultured one of them, in a minimal medium supplemented solely with purified UMOD.
View Article and Find Full Text PDFbioRxiv
August 2025
Division of Molecular Pathogenesis, Department of Pathology, Microbiology & Immunology, Vanderbilt University Medical Center, Nashville, TN.
Individuals with neurogenic bladder are particularly susceptible to both chronic bacterial colonization of the bladder and urinary tract infections (UTIs). Neurogenic bladder can arise from a variety of diseases such as diabetes, spinal cord injuries, and spina bifida. To study the ecological and evolutionary dynamics of the microbiome in neurogenic bladder, we developed a longitudinal cohort of 77 children and young adults with spina bifida from two medical centers.
View Article and Find Full Text PDFmSystems
August 2025
Department of Urology, Guizhou Provincial People's Hospital, Guiyang, Guizhou, China.
Early prediction and diagnosis of systemic inflammatory response syndrome (SIRS) following percutaneous nephrolithotomy (PCNL) are critical. This study aimed to investigate differences in clinical characteristics and the renal pelvis urobiome between patients with and without post-PCNL SIRS to identify potential predictive biomarkers. Patients undergoing unilateral PCNL were categorized into SIRS(+) and SIRS(-) groups based on postoperative SIRS status.
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