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http://dx.doi.org/10.1093/infdis/jiaf036 | DOI Listing |
mSystems
January 2025
Malopolska Centre of Biotechnology, Jagiellonian University, Kraków, Poland.
Average nucleotide identity (ANI) is a widely used metric to estimate genetic relatedness, especially in microbial species delineation. While ANI calculation has been well optimized for bacteria and closely related viral genomes, accurate estimation of ANI below 80%, particularly in large reference data sets, has been challenging due to a lack of accurate and scalable methods. To bridge this gap, we introduce MANIAC, an efficient computational pipeline optimized for estimating ANI and alignment fraction (AF) in viral genomes with divergence around ANI of 70%.
View Article and Find Full Text PDFmBio
January 2025
Department of Biological Sciences, College of Natural & Applied Sciences, University of Alberta, Edmonton, Alberta, Canada.
Bacteriophages (phages) are being investigated as potential biocontrol agents for the suppression of bacterial diseases in cultivated crops. Jumbo bacteriophages, which possess genomic DNA larger than 200 kbp, generally have a broader host range than other phages and therefore would be useful as biocontrol agents against a wide range of bacterial strains. Thus, the characterization of novel jumbo phages specific for agricultural pathogens would be of importance for the development of phage biocontrol strategies.
View Article and Find Full Text PDFbioRxiv
January 2025
Center for Excellence in Pulmonary Biology, Division of Pulmonary Medicine, Department of Pediatrics, Stanford University, Stanford, CA, USA.
Pf bacteriophages, lysogenic viruses that infect , are implicated in the pathogenesis of chronic infections; phage-infected (Pf+) strains are known to predominate in people with cystic fibrosis (pwCF) who are older and have more severe disease. However, the transmission patterns of Pf underlying the progressive dominance of Pf+ strains are unclear. In particular, it is unknown whether phage transmission commonly occurs horizontally between bacteria within the airway via viral particles or if Pf+ bacteria are mostly acquired via new infections.
View Article and Find Full Text PDFNPJ Antimicrob Resist
January 2025
College of Biological Sciences, Department of Molecular and Cellular Biology, University of Guelph, 50 Stone Rd E, Guelph, ON, Canada.
Since its discovery nearly 60 years ago, TolC has been associated with various cellular functions in Escherichia coli, including the efflux of environmental stressors and virulence factors. It also acts as a receptor for specific bacteriophages and the colicin E1 toxin. This review highlights key discoveries over the past six decades and emphasizes the remaining gaps in understanding how TolC contributes to physiological functions in E.
View Article and Find Full Text PDFMicrob Pathog
January 2025
Laboratory of Molecular Microbiology and Food Safety, Zhejiang University College of Animal Sciences, Hangzhou, 310058, China; Hainan Institute of Zhejiang University, Sanya, 572025, China; Key Laboratory of Systems Health Science of Zhejiang Province, School of Life Science, Hangzhou Institute for Advanced Study, University of Chinese Academy of Sciences, Hangzhou, 310024, China. Electronic address:
Salmonella presents a significant threat to the health of animals and humans, especially with the rise of strains resistant to multiple drugs. This highlights the necessity for creating sustainable and efficient practical approaches to managing salmonellosis. The most recent and safest approach to combat antimicrobial resistance-associated infections is lytic bacteriophages.
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