Objectives: This study aimed to characterize the genomic epidemiology of human adenoviruses (HAdVs) in Hubei, China, using metagenomic next-generation sequencing (mNGS).
Methods: In total, 25 HAdV-positive samples collected from 21 pediatric patients were sequenced and subjected to mNGS using the NextSeq 550 and GenoLab M sequencing platforms. The metagenomic data were assembled for molecular typing, phylogenetic and recombination analyzes.
Results: We assembled 50 HAdV genomes, 88% (22/25) genomes from GenoLab M, and 84% (21/25) genomes from NextSeq 550 have perfect alignments to reference genomes with greater than 90%. The most fully assembled 25 genomes were categorized into 7 HAdV genotypes, the most abundant of which were HAdV-B3 (9/25) and HAdV-C2 (6/25). Phylogenetic analyzes revealed that the newly isolated HAdV-B3 strains diverged into separate clusters according to their genotypes. Vigilance is needed that HAdV-B3 isolates have begun to form new distinct clusters. High nucleotide identity was observed in the whole genome level within the same HAdV genotypes, while marked differences of three capsid genes across HAdV genotypes were noted. The high nucleotide diversity regions were concordant with the reported hypervariable regions. Further, three recombinant strains were identified: S64 and S71 originated from the parental strains HAdV-B14 and HAdV-B11, and S28 originated from HAdV-C1, HAdV-C5, and HAdV-CBJ113. GenoLab M and NextSeq 550 showed comparable performance with respect to data yield, duplication rate, human ratio, and assembly completeness.
Conclusion: The sequencing quality and assembly accuracy showed that mNGS assembled genomes can be used for subsequently HAdV genotyping and genomic characterization. The high nucleotide diversity of capsid genes and high frequency of recombination events has highlighted the necessity for HAdV epidemiological surveillance in China.
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http://dx.doi.org/10.3389/fmicb.2023.1153728 | DOI Listing |
Sci Rep
January 2025
Department of Environmental Medicine, University of Rochester Medical Center, Rochester, NY, US.
Little is known about how exclusive e-cigarette use affects exosomal microRNA (miRNA) expression, which is crucial in inflammation and disease processes like cancer. We compared exosomal miRNA profiles between exclusive e-cigarette users and non-users. We used plasma samples from 15 exclusive e-cigarette users and 15 non-users from the Population Assessment of Tobacco and Health (PATH) Wave 1 study (2013-2014) and sequenced miRNAs with Illumina NextSeq 500/550.
View Article and Find Full Text PDFBMC Med Genomics
January 2025
Kilimanjaro Christian Medical University College, Kilimanjaro, Tanzania.
Background: Methicillin-resistant Staphylococcus aureus (MRSA) is a formidable public scourge causing worldwide mild to severe life-threatening infections. The ability of this strain to swiftly spread, evolve, and acquire resistance genes and virulence factors such as pvl genes has further rendered this strain difficult to treat. Of concern, is a recently recognized ability to resist antiseptic/disinfectant agents used as an essential part of treatment and infection control practices.
View Article and Find Full Text PDFMikrobiyol Bul
October 2024
University of Health Sciences, Ankara Bilkent City Health Application and Research Center, Clinic of Medical Microbiology, Ankara, Türkiye.
The severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) virus has mutated at a high rate since the beginning of the pandemic, leading to the formation of different variants. Alpha, Beta, Gamma, Delta and Omicron have emerged as concerning variants identified by the World Health Organization (WHO). The Omicron variant and its sublineages became dominant worldwide in 2022.
View Article and Find Full Text PDFNoncoding RNA Res
April 2025
Programa de Pós-graduação Em Ciências Aplicadas à Cirurgia e à Oftalmologia, Faculdade de Medicina, Universidade Federal de Minas Gerais, 31.270-901, Belo Horizonte, MG, Brazil.
Cervical cancer (CC) is a global public health concern, primarily caused by persistent infection with oncogenic types of human papillomavirus (HPV). The World Health Organization (WHO) has established a plan to eliminate CC as a public health issue by the year 2100. However, the implementation of the HPV vaccine is impeded by vaccine restrictions and misinformation despite its demonstrated effectiveness.
View Article and Find Full Text PDFHeliyon
November 2024
Institute of Biotechnology, Addis Ababa University, Addis Ababa, Ethiopia.
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