Viruses have short replication cycles and produce genomic variants within a host, a process that seems to adapt to their specific host and also enable them to infect new hosts. The recent emergence of viral genomic variants from the circulating pool within the host population and re-emergence of the old ones are posing serious threat to agriculture, animal husbandry and humanity as a whole. This review assesses the potential role of genomic and proteomic tools that can monitor not only the course of infection and pathogenesis, but also predict the pandemic or zoonotic epidemic potential of a virus in a previously exposed or immunologically naive biological population.
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http://dx.doi.org/10.1007/s13337-013-0150-3 | DOI Listing |
Acta Physiol (Oxf)
February 2025
Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada.
Purpose: Homoarginine (hArg) is an arginine metabolite that has been known for years, but its physiological role in the body remains poorly understood. For instance, it is well known that high hArg concentrations in the blood are protective against several disease states, yet the mechanisms behind these health benefits are unclear. This review compiles what is known about hArg, namely its synthetic pathways, its role in different diseases and conditions, and its proposed mechanisms of action in humans and experimental animals.
View Article and Find Full Text PDFMicrobiol Spectr
January 2025
Institute for Microbial Systems and Society, Faculty of Science, University of Regina, Regina, Saskatchewan, Canada.
Unlabelled: Antimicrobial resistance (AMR) is a global threat. The identification and characterization of novel resistance genes is integral to AMR surveillance. The (55) gene was originally identified through whole genome sequencing of macrolide-resistant strains of .
View Article and Find Full Text PDFAntimicrob Agents Chemother
January 2025
Division of Infectious Diseases, Department of Medicine, University of Texas at Tyler School of Medicine, Tyler, Texas, USA.
The impact of heteroresistance on tuberculosis (TB) treatment outcomes is unclear, as is the role of different rifampin and isoniazid exposures on developing resistance mutations. Hollow fiber system model of TB (HFS-TB) units were inoculated with drug-susceptible () and treated with isoniazid and rifampin exposure identified in a clinical trial as leading to treatment failure and acquired drug resistance. Systems were sampled for drug concentration measurements, estimation of total and drug-resistant , and small molecule overlapping reads (SMOR) analysis for the detection of heteroresistance.
View Article and Find Full Text PDFMicrobiol Spectr
January 2025
School of Basic Medical Sciences, Xianning Medical College, Hubei University of Science and Technology, Xianning, China.
Unlabelled: Mercury pollution is a kind of heavy metal pollution with great harm and strong toxicity which exists worldwide. Some microorganisms can convert highly toxic methylmercury into inorganic mercury compounds with significantly reduced toxicity. This is an effective means of methylmercury pollution remediation.
View Article and Find Full Text PDFAppl Environ Microbiol
January 2025
School of Biotechnology, Institute of Science, Banaras Hindu University, Varanasi, India.
Plant growth-promoting rhizobacterium Sp7 utilizes fructose efficiently via a fructose phosphotransferase system (Fru-PTS). Its genome encodes two putative Fru-PTS, each consisting of FruB (EIIA), FruK (Pfk), and FruA (EIIBC) proteins. We compared the proteomes of Sp7 grown with malate or fructose as sole carbon source, and noticed upregulation of the constituent proteins of Fru-PTS1 only on fructose.
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