KOBAYASHI, Shintaro, Yukine FUKUDA, Kentaro YOSHII, Passawat THAMMAHAKIN, Keisuke MAEZONO, Luděk EYER, Daniel RŮŽEK and Hiroaki KARIWA. Development of recombinant West Nile virus expressing mCherry reporter protein. Journal of Virological Methods. Amsterdam: Elsevier, 2023, vol. 317, July, p. 1-5. ISSN 0166-0934. Available from: https://dx.doi.org/10.1016/j.jviromet.2023.114744.
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Basic information
Original name Development of recombinant West Nile virus expressing mCherry reporter protein.
Authors KOBAYASHI, Shintaro (guarantor), Yukine FUKUDA, Kentaro YOSHII, Passawat THAMMAHAKIN, Keisuke MAEZONO, Luděk EYER (203 Czech Republic, belonging to the institution), Daniel RŮŽEK (203 Czech Republic, belonging to the institution) and Hiroaki KARIWA.
Edition Journal of Virological Methods, Amsterdam, Elsevier, 2023, 0166-0934.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10607 Virology
Country of publisher Netherlands
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 3.100 in 2022
RIV identification code RIV/00216224:14310/23:00131190
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1016/j.jviromet.2023.114744
UT WoS 001008384800001
Keywords in English West Nile virus; Reporter protein; Production of reporter virus
Tags rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Marie Šípková, DiS., učo 437722. Changed: 7/9/2023 10:32.
Abstract
West Nile virus (WNV) is transmitted to humans and animals by a mosquito and enters the central nervous system, leading to lethal encephalitis. Reporter viruses expressing fluorescent proteins enable detection of infected cells in vitro and in vivo, facilitating evaluation of the dynamics of viral infection, and the development of diagnostic or therapeutic methods. In this study, we developed a method for production of a recombinant replication-competent WNV expressing mCherry fluorescent protein. The expression of mCherry was observed in viral antigen-positive cells in vitro and in vivo, but the growth of the reporter WNV was reduced as compared to the parental WNV. The expression of mCherry was stable during 5 passages in reporter WNV-infected culture cells. Neurological symptoms were observed in mice inoculated intracranially with the reporter WNV. The reporter WNV expressing mCherry will facilitate research into WNV replication in mouse brains.
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