Microbial biofilms are difficult to control due to the limited accessibility that antimicrobial drugs and chemicals have to the entrapped inner cells. The extracellular matrix, binds water, contributes to altered cell physiology within biofilms and act as a barrier for most antiproliferative molecules. Thus, new strategies need to be developed to overcome biofilm vitality. In this review, based on 223 documents, the advantages, recommendations, and limitations of using bacteriophages as 'biofilm predators' are presented. The plausibility of using phages (bacteriophages and mycoviruses) to control biofilms grown in different environments is also discussed. The topics covered here include recent historical experiences in biofilm control/eradication using phages in medicine, dentistry, veterinary, and food industries, the pros and cons of their use, and the development of microbial resistance/immunity to such viruses.
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http://dx.doi.org/10.1080/08927014.2021.1955866 | DOI Listing |
Virus Res
December 2024
Department of Plant and Environmental Science, University of Copenhagen, Frederiksberg, Denmark. Electronic address:
The phyllosphere microbiome can positively or negatively impact plant health and growth, but we currently lack the tools to control microbiome composition. Contributing to a growing collection of bacteriophages (phages) targeting bacteria living in the wheat phyllosphere, we here isolate and sequence eight novel phages targeting common phyllosphere Erwinia and Pseudomonas strains, including two jumbo phages. We characterize genomic, phylogenetic, and morphological traits from these phages and argue for establishing four novel viral genera.
View Article and Find Full Text PDFProc Natl Acad Sci U S A
December 2024
Department of Ecology and Evolutionary Biology, Yale University, New Haven, CT 06520.
Phages, viruses of bacteria, play a pivotal role in Earth's biosphere and hold great promise as therapeutic and diagnostic tools in combating infectious diseases. Attachment of phages to bacterial cells is a crucial initial step of the interaction. The classic assay to quantify the dynamics of phage attachment involves coculturing and enumeration of bacteria and phages, which is laborious, lengthy, hence low-throughput, and only provides ensemble estimates of model-based adsorption rate constants.
View Article and Find Full Text PDFNat Rev Bioeng
November 2024
Aiiso Yufeng Li Family Department of Chemical and Nano Engineering, University of California, San Diego, La Jolla, CA, USA.
Viruses can be designed to be tools and carrier vehicles for intratumoural immunotherapy. Their nanometre-scale size and shape allow for functionalization with or encapsulation of medical cargoes and tissue-specific ligands. Importantly, immunotherapies may particularly benefit from the inherent immunomodulatory properties of viruses.
View Article and Find Full Text PDFEssays Biochem
December 2024
Structural & Molecular Biology, Division of Biosciences, UCL, London, U.K.
The discovery of viruses that can devour bacteria, bacteriophages (phages), was in 1915. Phages are ubiquitous, outnumbering the organisms they devour, and genomically, morphologically, and ecologically diverse. They were critical in our development of molecular biology and biotechnology tools and have been used as therapeutics for over 100 years, primarily in Eastern Europe with thousands of patients from all over the world treated in Georgia.
View Article and Find Full Text PDFFEMS Microbiol Lett
January 2024
Latvian Biomedical Research and Study Centre, Ratsupites 1 k-1, Riga LV-1067, Latvia.
Endolysins are bacteriophage-encoded peptidoglycan-degrading enzymes with potential applications for treating multidrug-resistant bacterial infections. While exogenously applied endolysins are active against Gram-positive bacteria in their native form, Gram-negative bacteria are protected from such activity of most native endolysins by an outer membrane. However, it was shown that recombinant endolysins can be designed to efficiently lyse Gram-negative bacteria from without as well.
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