Bacterial plant pathogens pv. , pv. , pv. , and East River isolate A serve as common laboratory hosts for bacteriophage Φ6, a widely used model organism for enveloped viruses. Here, we report complete genome sequences for strains of these bacterial hosts.
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http://dx.doi.org/10.1128/mra.01000-24 | DOI Listing |
FEMS Microbiol Ecol
January 2025
School of Science, Engineering and Environment, Salford University, Manchester, UK.
Diurnal rhythms of the gut microbiota are emerging as an important yet often overlooked facet of microbial ecology. Feeding is thought to stimulate gut microbial rhythmicity, but this has not been explicitly tested. Moreover, the role of the gut environment is entirely unexplored, with rhythmic changes to gut pH rather than feeding per se possibly affecting gut microbial fluctuations.
View Article and Find Full Text PDFAcinetobacter baumannii is a gram-negative opportunistic bacterium that causes life-threatening infections in immunocompromised hosts. The World Health Organization (WHO) recognizes the high mortality and increasing antimicrobial resistance of A. baumannii and calls for new treatment options.
View Article and Find Full Text PDFMicrobiology (Reading)
January 2025
Department of Biology, Tor Vergata University of Rome, Rome, Italy.
Nutritional immunity, a key component of the vertebrate innate immune response, involves the modulation of zinc availability to limit the growth of pathogens. counteracts host-imposed zinc starvation through metabolic adaptations, including reprogramming of gene expression and activating efficient metal uptake systems. To unravel how zinc shortage contributes to the complexity of bacterial adaptation to the host environment, it is critical to use model systems that mimic fundamental features of -related diseases in humans.
View Article and Find Full Text PDFChembiochem
January 2025
Chinese Academy of Medical Sciences & Peking Union Medical College Institute of Materia Medica, State Key Laboratory of Bioactive Substances and Function of Natural Medicine, 1 Xian Nong Tan Street, 100050, Beijing, CHINA.
Bacterial infections, particularly those caused by drug-resistant bacteria, represent a pressing global health challenge. During the interaction between pathogen infection and host defense, bacterial infections initiate the host's immune response, which involves the activation of proteases that play a critical role in antibacterial defense. Granzyme B (GzmB), a key immune-related biomarker associated with cytotoxic T lymphocytes (CTLs), plays a pivotal role in this process.
View Article and Find Full Text PDFEnviron Sci Technol
January 2025
College of Environmental and Resource Sciences, Zhejiang University, Hangzhou 310058, China.
The plastisphere, defined as the ecological niche for microbial colonization of plastic debris, has been recognized as a hotspot of pathogenic and antibiotic-resistant bacteria. However, the interactions between bacteria and phages facilitated by the plastisphere, as well as their impact on microbial risks to public health, remain unclear. Here, we analyzed public metagenomic data from 180 plastisphere and environmental samples, stemming from four different habitats and two plastic types (biodegradable and nonbiodegradable plastics) and obtained 611 nonredundant metagenome-assembled genomes (MAGs) and 4061 nonredundant phage contigs.
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