High-Throughput Sequencing Reveals Three Rhabdoviruses Persisting in the IRE/CTVM19 Cell Line

Autor: Alexander G. Litov, Alexey M. Shchetinin, Ivan S. Kholodilov, Oxana A. Belova, Magomed N. Gadzhikurbanov, Anna Y. Ivannikova, Anastasia A. Kovpak, Vladimir A. Gushchin, Galina G. Karganova
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Viruses, Vol 16, Iss 4, p 576 (2024)
Druh dokumentu: article
ISSN: 1999-4915
DOI: 10.3390/v16040576
Popis: Cell cultures derived from ticks have become a commonly used tool for the isolation and study of tick-borne pathogens and tick biology. The IRE/CTVM19 cell line, originating from embryos of Ixodes ricinus, is one such line. Previously, reovirus-like particles, as well as sequences with similarity to rhabdoviruses and iflaviruses, were detected in the IRE/CTVM19 cell line, suggesting the presence of multiple persisting viruses. Subsequently, the full genome of an IRE/CTVM19-associated rhabdovirus was recovered from a cell culture during the isolation of the Alongshan virus. In the current work, we used high-throughput sequencing to describe a virome of the IRE/CTVM19 cell line. In addition to the previously detected IRE/CTVM19-associated rhabdovirus, two rhabdoviruses were detected: Chimay rhabdovirus and Norway mononegavirus 1. In the follow-up experiments, we were able to detect both positive and negative RNA strands of the IRE/CTVM19-associated rhabdovirus and Norway mononegavirus 1 in the IRE/CTVM19 cells, suggesting their active replication in the cell line. Passaging attempts in cell lines of mammalian origin failed for all three discovered rhabdoviruses.
Databáze: Directory of Open Access Journals
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