RSV Induces Activation of Intracellular EGFR on the Mitochondrial Membrane for Virus Propagation

Respiratory syncytial virus (RSV) infects people of all ages and is one of the most common causative agents of lower respiratory tract infections, such as pneumonia, especially in infants under one year of age. However, no direct treatment has been developed for RSV infections. Maintenance of mitoch...

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Main Authors: Se Sil Noh, Hye Jin Shin
Format: Article
Language:English
Published: MDPI AG 2023-12-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/24/24/17431
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author Se Sil Noh
Hye Jin Shin
author_facet Se Sil Noh
Hye Jin Shin
author_sort Se Sil Noh
collection DOAJ
description Respiratory syncytial virus (RSV) infects people of all ages and is one of the most common causative agents of lower respiratory tract infections, such as pneumonia, especially in infants under one year of age. However, no direct treatment has been developed for RSV infections. Maintenance of mitochondrial homeostasis and epidermal growth factor receptor (EGFR) activity is important for human cell growth. This study reported that RSV infection maintained the total cellular ATP levels and promoted the intracellular activity of EGFR to replicate RSV. RSV activates the intracellular EGFR-mediated cell survival signaling cascade and maintains mitochondrial EGFR expression for viral production during early events after infection. The approved EGFR inhibitor, vandetanib, markedly reduces RSV propagation, suggesting that EGFR is an attractive host target for RSV therapeutics. Our results suggest that RSV infection maintains cellular ATP levels and promotes the activation of intracellular EGFR in the mitochondrial membrane, significantly contributing to robust RSV propagation.
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spelling doaj.art-e043a9ae49144afaa8ecd9403776be532023-12-22T14:14:27ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672023-12-0124241743110.3390/ijms242417431RSV Induces Activation of Intracellular EGFR on the Mitochondrial Membrane for Virus PropagationSe Sil Noh0Hye Jin Shin1Department of Microbiology, School of Medicine, Chungnam National University, Daejeon 35015, Republic of KoreaDepartment of Microbiology, School of Medicine, Chungnam National University, Daejeon 35015, Republic of KoreaRespiratory syncytial virus (RSV) infects people of all ages and is one of the most common causative agents of lower respiratory tract infections, such as pneumonia, especially in infants under one year of age. However, no direct treatment has been developed for RSV infections. Maintenance of mitochondrial homeostasis and epidermal growth factor receptor (EGFR) activity is important for human cell growth. This study reported that RSV infection maintained the total cellular ATP levels and promoted the intracellular activity of EGFR to replicate RSV. RSV activates the intracellular EGFR-mediated cell survival signaling cascade and maintains mitochondrial EGFR expression for viral production during early events after infection. The approved EGFR inhibitor, vandetanib, markedly reduces RSV propagation, suggesting that EGFR is an attractive host target for RSV therapeutics. Our results suggest that RSV infection maintains cellular ATP levels and promotes the activation of intracellular EGFR in the mitochondrial membrane, significantly contributing to robust RSV propagation.https://www.mdpi.com/1422-0067/24/24/17431intracellular epidermal growth factor receptorvandetanibrespiratory syncytial virusmitochondrial homeostasis
spellingShingle Se Sil Noh
Hye Jin Shin
RSV Induces Activation of Intracellular EGFR on the Mitochondrial Membrane for Virus Propagation
International Journal of Molecular Sciences
intracellular epidermal growth factor receptor
vandetanib
respiratory syncytial virus
mitochondrial homeostasis
title RSV Induces Activation of Intracellular EGFR on the Mitochondrial Membrane for Virus Propagation
title_full RSV Induces Activation of Intracellular EGFR on the Mitochondrial Membrane for Virus Propagation
title_fullStr RSV Induces Activation of Intracellular EGFR on the Mitochondrial Membrane for Virus Propagation
title_full_unstemmed RSV Induces Activation of Intracellular EGFR on the Mitochondrial Membrane for Virus Propagation
title_short RSV Induces Activation of Intracellular EGFR on the Mitochondrial Membrane for Virus Propagation
title_sort rsv induces activation of intracellular egfr on the mitochondrial membrane for virus propagation
topic intracellular epidermal growth factor receptor
vandetanib
respiratory syncytial virus
mitochondrial homeostasis
url https://www.mdpi.com/1422-0067/24/24/17431
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