Viral Traits and Cellular Knock-Out Genotype Affect Dependence of BVDV on Bovine CD46

The role of bovine CD46 in the host cell entry of BVDV has been established for more than a decade. By generating novel MDBK CD46 knock-out clones, we confirm previously reported data on the CD46 motives important for BVDV binding and the importance of the G479R exchange within BVDV E<sup>rns&...

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Main Authors: Hann-Wei Chen, Verena Huber, Kati Szakmary-Braendle, Kerstin Seitz, Marlene Moetz, Till Ruemenapf, Christiane Riedel
Format: Article
Language:English
Published: MDPI AG 2021-12-01
Series:Pathogens
Subjects:
Online Access:https://www.mdpi.com/2076-0817/10/12/1620
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author Hann-Wei Chen
Verena Huber
Kati Szakmary-Braendle
Kerstin Seitz
Marlene Moetz
Till Ruemenapf
Christiane Riedel
author_facet Hann-Wei Chen
Verena Huber
Kati Szakmary-Braendle
Kerstin Seitz
Marlene Moetz
Till Ruemenapf
Christiane Riedel
author_sort Hann-Wei Chen
collection DOAJ
description The role of bovine CD46 in the host cell entry of BVDV has been established for more than a decade. By generating novel MDBK CD46 knock-out clones, we confirm previously reported data on the CD46 motives important for BVDV binding and the importance of the G479R exchange within BVDV E<sup>rns</sup> to gain independence of bovine CD46 during entry. The comparison of different knock-out genotypes revealed a high variability of cellular susceptibility for a BVDV encoding the G479R exchange. These data highlight the effect of clonal selection of knock-outs on virus susceptibility, which should be considered when planning knock-out experiments.
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spelling doaj.art-af560a4146a041f4ae5eed2d2fef3b062023-11-23T10:01:34ZengMDPI AGPathogens2076-08172021-12-011012162010.3390/pathogens10121620Viral Traits and Cellular Knock-Out Genotype Affect Dependence of BVDV on Bovine CD46Hann-Wei Chen0Verena Huber1Kati Szakmary-Braendle2Kerstin Seitz3Marlene Moetz4Till Ruemenapf5Christiane Riedel6Institute of Virology, Department of Pathobiology, University of Veterinary Medicine, 1210 Vienna, AustriaInstitute of Virology, Department of Pathobiology, University of Veterinary Medicine, 1210 Vienna, AustriaInstitute of Virology, Department of Pathobiology, University of Veterinary Medicine, 1210 Vienna, AustriaInstitute of Virology, Department of Pathobiology, University of Veterinary Medicine, 1210 Vienna, AustriaInstitute of Virology, Department of Pathobiology, University of Veterinary Medicine, 1210 Vienna, AustriaInstitute of Virology, Department of Pathobiology, University of Veterinary Medicine, 1210 Vienna, AustriaInstitute of Virology, Department of Pathobiology, University of Veterinary Medicine, 1210 Vienna, AustriaThe role of bovine CD46 in the host cell entry of BVDV has been established for more than a decade. By generating novel MDBK CD46 knock-out clones, we confirm previously reported data on the CD46 motives important for BVDV binding and the importance of the G479R exchange within BVDV E<sup>rns</sup> to gain independence of bovine CD46 during entry. The comparison of different knock-out genotypes revealed a high variability of cellular susceptibility for a BVDV encoding the G479R exchange. These data highlight the effect of clonal selection of knock-outs on virus susceptibility, which should be considered when planning knock-out experiments.https://www.mdpi.com/2076-0817/10/12/1620bovine viral diarrhea viruspestivirusbovine CD46susceptibilityCRISPR-CAS9 mediated knock-out
spellingShingle Hann-Wei Chen
Verena Huber
Kati Szakmary-Braendle
Kerstin Seitz
Marlene Moetz
Till Ruemenapf
Christiane Riedel
Viral Traits and Cellular Knock-Out Genotype Affect Dependence of BVDV on Bovine CD46
Pathogens
bovine viral diarrhea virus
pestivirus
bovine CD46
susceptibility
CRISPR-CAS9 mediated knock-out
title Viral Traits and Cellular Knock-Out Genotype Affect Dependence of BVDV on Bovine CD46
title_full Viral Traits and Cellular Knock-Out Genotype Affect Dependence of BVDV on Bovine CD46
title_fullStr Viral Traits and Cellular Knock-Out Genotype Affect Dependence of BVDV on Bovine CD46
title_full_unstemmed Viral Traits and Cellular Knock-Out Genotype Affect Dependence of BVDV on Bovine CD46
title_short Viral Traits and Cellular Knock-Out Genotype Affect Dependence of BVDV on Bovine CD46
title_sort viral traits and cellular knock out genotype affect dependence of bvdv on bovine cd46
topic bovine viral diarrhea virus
pestivirus
bovine CD46
susceptibility
CRISPR-CAS9 mediated knock-out
url https://www.mdpi.com/2076-0817/10/12/1620
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