Despite increasing clinical relevance of Chikungunya virus (CHIKV) infection, caused by a rapidly emerging pathogen, recommended guidelines for its inactivation do not exist. In this study, we investigated the susceptibility of CHIKV to inactivation by heat and commercially available hand, surface, and World Health Organization-recommended disinfectants to define CHIKV prevention protocols for healthcare systems.
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http://dx.doi.org/10.1093/infdis/jiy359 | DOI Listing |
PLoS Pathog
January 2025
Department of Cell Biology, Albert Einstein College of Medicine, Bronx, New York, United States of America.
Chikungunya virus (CHIKV) is an arthritogenic alphavirus that has re-emerged to cause large outbreaks of human infections worldwide. There are currently no approved antivirals for treatment of CHIKV infection. Recently, we reported that the ribonucleoside analog 4'-fluorouridine (4'-FlU) is a highly potent inhibitor of CHIKV replication, and targets the viral nsP4 RNA dependent RNA polymerase.
View Article and Find Full Text PDFEur J Public Health
January 2025
Department of Community Health, Amref International University, Nairobi, Kenya.
The Chikungunya virus (CHIKV) presents substantial public health challenges in the Eastern Mediterranean Region (EMR), with its prevalence and interaction with other arboviruses (ABVs) remaining poorly understood. This systematic review and meta-analysis aimed to assess the prevalence of CHIKV and its association with other ABVs, such as dengue virus (DENV), Rift Valley fever virus (RVFV), malaria, and yellow fever virus (YFV), in the EMR. We systematically searched databases including PubMed, Embase, Web of Science, Scopus, Cochrane Library, CINAHL, PsycINFO, and ScienceDirect to identify epidemiological studies that report CHIKV prevalence and provide odds ratios (ORs) for CHIKV compared to other ABVs.
View Article and Find Full Text PDFBMC Infect Dis
January 2025
Faculty of Medicine, Center for Zoonotic and Emerging Diseases HUMRC, Universitas Hasanuddin, Makassar, Indonesia.
Background: The burden of Aedes aegypti-transmitted viruses such as dengue, chikungunya, and Zika are increasing globally, fueled by urbanization and climate change, with some of the highest current rates of transmission in Asia. Local factors in the built environment have the potential to exacerbate or mitigate transmission.
Methods: In 24 informal urban settlements in Makassar, Indonesia and Suva, Fiji, we tested children under 5 years old for evidence of prior infection with dengue, chikungunya, and Zika viruses by IgG serology.
Travel Med Infect Dis
January 2025
University of Zürich, Epidemiology, Biostatistics and Prevention Institute, Hirschengraben 84, 8001, Zürich, Switzerland; WHO Collaborating Centre for Travellers' Health, Department of Global and Public Health, MilMedBiol Competence Centre, Hirschengraben 84, 8001, Zürich, Switzerland.
Introduction: Aedes-borne arboviral infections, both imported and autochthonous, are reported in Europe. We evaluated the landscape of these infections in Europe over 23 years and attempted to pre-empt the trajectory of impact of these infections in the climatic context of Aedes mosquito expansion in Europe.
Methods: This systematic review was conducted in accordance with PRISMA guidelines and registered in Prospero (CRD42023360259).
Ecohealth
January 2025
Universidade Federal do Vale do São Francisco, Rodovia BR-407, KM 12, Lote 543, Sem Número, Projeto de Irrigação Nilo Coelho, Petrolina, Pernambuco, 56300-000, Brazil.
Arbovirus surveillance in marmosets (Callithrix spp.) that live close to humans helps identify viral circulation in the environment and contributes to public health. We investigated the exposure to arboviral infections in 47 captive and free-living Callithrix from urban and peri-urban areas in the semiarid region of northeastern Brazil (SNB) in 2018.
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