Background: Rabies is the oldest fatal zoonotic disease recognised as a neglected tropical disease and is caused by an RNA virus belonging to the genus Lyssavirus, family Rhabdoviridae.
Methodology/principal Findings: A deep molecular analysis was conducted on full-length nucleoprotein (N) gene and whole genome sequences of rabies virus from 37 animal brain samples collected between 2012 and 2017 to study the circulation of rabies virus (RABV) variants. The overall aim was to better understand their distribution in Moldova and north-eastern Romania. Both Sanger and high throughput sequencing on Ion Torrent and Illumina platforms were performed. Phylogenetic analysis of the RABV sequences from both Moldova and Romania revealed that all the samples (irrespective of the year of isolation and the species) belonged to a single phylogenetic group: north-eastern Europe (NEE), clustering into three assigned lineages: RO#5, RO#6 and RO#7.
Conclusions/significance: High throughput sequencing of RABV samples from domestic and wild animals was performed for the first time for both countries, providing new insights into virus evolution and epidemiology in this less studied region, expanding our understanding of the disease.
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http://dx.doi.org/10.1371/journal.pntd.0011446 | DOI Listing |
Rabies virus causes nearly 60,000 human deaths annually. Antibodies that target the rabies glycoprotein (G) are being developed as post-exposure prophylactics, but mutations in G can render such antibodies ineffective. Here, we use pseudovirus deep mutational scanning to measure how all single amino-acid mutations to G affect cell entry and neutralization by a panel of antibodies.
View Article and Find Full Text PDFBMC Infect Dis
January 2025
Department of Medical Laboratory Technology, Felege Hiwot Comprehensive Specialized Referral Hospital, Bahir Dar, 680, Ethiopia.
Background: Despite the World Health Organization's 2030 goal of zero deaths, rabies disproportionately affects Asia and Africa, causing 55,000 deaths and 8.6 billion monetary losses annually. In Ethiopia, dogs are the primary cause of human rabies virus exposure due to their close interaction with humans and other domestic animals.
View Article and Find Full Text PDFJ Prev Med Hyg
September 2024
Department of Health Sciences (DISSAL), University of Genoa, Genoa, Italy.
Rabies is a zoonotic viral disease transmitted mainly by bites of infected animals, especially dogs, which are responsible for 99% of human cases. Despite being preventable, it remains a neglected disease in low-income countries, with approximately 60,000 deaths per year, mostly concentrated in Africa and Asia. The real worldwide burden of rabies is probably underestimated, as death-reporting systems are inadequate and active surveillance is limited.
View Article and Find Full Text PDFOne Health Outlook
January 2025
Department of Microbiology, Immunology and Parasitology, Federal University of São Paulo, São Paulo, SP, Brazil.
Background: Rabies, a lethal viral zoonotic disease, remains a significant global public health concern. In northeastern Brazil, in particular, its epidemiology is complex and dynamic, characterized by the presence of several reservoirs associated with human rabies infection.
Methods: This study, conducted from June 2022 to July 2023, was part of a passive epidemiological surveillance initiative under Brazil's National Rabies Surveillance Program.
Mol Ther
December 2024
School of Basic Medicine and Clinical Pharmacy, China Pharmaceutical University, Nanjing 211112, China; Institute of Translational Medicine, China Pharmaceutical University, Nanjing 211112, China. Electronic address:
Rabies is a lethal zoonotic infectious disease. Vaccines against the rabies virus have significantly reduced the number of deaths from the disease. However, all the licensed rabies vaccines are inactivated vaccines, which have limited immunogenicity and complicated immunization procedures.
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