Recent advancements in the diverse roles of polymerase-associated proteins in the replication and pathogenesis of Newcastle disease virus

Abstract Newcastle disease virus (NDV) is a significant member of the Paramyxoviridae family, known for causing epidemics and substantial economic losses in the poultry industry worldwide. The NDV RNA genome primarily encodes six structural proteins (N, P, M, F, HN, and L) and two non-structural pro...

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Main Authors: Jinghang Zhou, Yuqi Duan, Menglan Liu, Jinyang Liu, Zenglei Hu, Zhiqiang Duan
Format: Article
Language:English
Published: BMC 2025-01-01
Series:Veterinary Research
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Online Access:https://doi.org/10.1186/s13567-024-01429-0
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author Jinghang Zhou
Yuqi Duan
Menglan Liu
Jinyang Liu
Zenglei Hu
Zhiqiang Duan
author_facet Jinghang Zhou
Yuqi Duan
Menglan Liu
Jinyang Liu
Zenglei Hu
Zhiqiang Duan
author_sort Jinghang Zhou
collection DOAJ
description Abstract Newcastle disease virus (NDV) is a significant member of the Paramyxoviridae family, known for causing epidemics and substantial economic losses in the poultry industry worldwide. The NDV RNA genome primarily encodes six structural proteins (N, P, M, F, HN, and L) and two non-structural proteins (V and W). Among these, the polymerase-associated proteins (N, P, and L) and the viral RNA (vRNA) genome form the ribonucleoprotein complex, which plays a crucial role in the synthesis and transcription of NDV vRNA. In the last two decades, numerous studies have demonstrated that the polymerase-associated proteins are linked to the virulence, pathotype, and thermostability of NDV. Additionally, the interactions between these polymerase-associated proteins and host proteins are closely related to the NDV’s replication and pathogenicity. Despite significant progress in understanding the unique and shared functions of NDV polymerase-associated proteins, research on these viral proteins’ structure and function is less comprehensive than other NDV proteins, and the available information is often scattered. Therefore, this article systematically summarises and reviews the research progress made in understanding the structural features, virulence, pathotype, and thermostability correlation of NDV polymerase-associated proteins, as well as the critical roles of interactions between polymerase-associated proteins and host proteins in NDV replication and pathogenicity. This review aims to enhance our understanding of the complex functions of polymerase-associated proteins in NDV replication and pathogenesis and to contribute to the development of more effective vaccines and antiviral drugs against NDV challenges.
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spelling doaj-art-dc1ebb668f044a10b1af208348f7e0112025-01-19T12:35:07ZengBMCVeterinary Research1297-97162025-01-0156111910.1186/s13567-024-01429-0Recent advancements in the diverse roles of polymerase-associated proteins in the replication and pathogenesis of Newcastle disease virusJinghang Zhou0Yuqi Duan1Menglan Liu2Jinyang Liu3Zenglei Hu4Zhiqiang Duan5Key Laboratory of Animal Genetics, Breeding and Reproduction in The Plateau Mountainous Region, Ministry of Education, Guizhou UniversityKey Laboratory of Animal Genetics, Breeding and Reproduction in The Plateau Mountainous Region, Ministry of Education, Guizhou UniversityKey Laboratory of Animal Genetics, Breeding and Reproduction in The Plateau Mountainous Region, Ministry of Education, Guizhou UniversityCollege of Animal Science, Guizhou UniversityJoint International Research Laboratory of Agriculture and Agri-Product Safety, Ministry of Education, Yangzhou UniversityKey Laboratory of Animal Genetics, Breeding and Reproduction in The Plateau Mountainous Region, Ministry of Education, Guizhou UniversityAbstract Newcastle disease virus (NDV) is a significant member of the Paramyxoviridae family, known for causing epidemics and substantial economic losses in the poultry industry worldwide. The NDV RNA genome primarily encodes six structural proteins (N, P, M, F, HN, and L) and two non-structural proteins (V and W). Among these, the polymerase-associated proteins (N, P, and L) and the viral RNA (vRNA) genome form the ribonucleoprotein complex, which plays a crucial role in the synthesis and transcription of NDV vRNA. In the last two decades, numerous studies have demonstrated that the polymerase-associated proteins are linked to the virulence, pathotype, and thermostability of NDV. Additionally, the interactions between these polymerase-associated proteins and host proteins are closely related to the NDV’s replication and pathogenicity. Despite significant progress in understanding the unique and shared functions of NDV polymerase-associated proteins, research on these viral proteins’ structure and function is less comprehensive than other NDV proteins, and the available information is often scattered. Therefore, this article systematically summarises and reviews the research progress made in understanding the structural features, virulence, pathotype, and thermostability correlation of NDV polymerase-associated proteins, as well as the critical roles of interactions between polymerase-associated proteins and host proteins in NDV replication and pathogenicity. This review aims to enhance our understanding of the complex functions of polymerase-associated proteins in NDV replication and pathogenesis and to contribute to the development of more effective vaccines and antiviral drugs against NDV challenges.https://doi.org/10.1186/s13567-024-01429-0Newcastle disease viruspolymerase-associated proteinvirulenceviral replicationpathogenesis
spellingShingle Jinghang Zhou
Yuqi Duan
Menglan Liu
Jinyang Liu
Zenglei Hu
Zhiqiang Duan
Recent advancements in the diverse roles of polymerase-associated proteins in the replication and pathogenesis of Newcastle disease virus
Veterinary Research
Newcastle disease virus
polymerase-associated protein
virulence
viral replication
pathogenesis
title Recent advancements in the diverse roles of polymerase-associated proteins in the replication and pathogenesis of Newcastle disease virus
title_full Recent advancements in the diverse roles of polymerase-associated proteins in the replication and pathogenesis of Newcastle disease virus
title_fullStr Recent advancements in the diverse roles of polymerase-associated proteins in the replication and pathogenesis of Newcastle disease virus
title_full_unstemmed Recent advancements in the diverse roles of polymerase-associated proteins in the replication and pathogenesis of Newcastle disease virus
title_short Recent advancements in the diverse roles of polymerase-associated proteins in the replication and pathogenesis of Newcastle disease virus
title_sort recent advancements in the diverse roles of polymerase associated proteins in the replication and pathogenesis of newcastle disease virus
topic Newcastle disease virus
polymerase-associated protein
virulence
viral replication
pathogenesis
url https://doi.org/10.1186/s13567-024-01429-0
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