Regulation of Polyomavirus Transcription by Viral and Cellular Factors

Polyomavirus infection is widespread in the human population. This family of viruses normally maintains latent infection within the host cell but can cause a range of human pathologies, especially in immunocompromised individuals. Among several known pathogenic human polyomaviruses, JC polyomavirus...

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Main Authors: June F. Yang, Jianxin You
Format: Article
Language:English
Published: MDPI AG 2020-09-01
Series:Viruses
Subjects:
Online Access:https://www.mdpi.com/1999-4915/12/10/1072
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author June F. Yang
Jianxin You
author_facet June F. Yang
Jianxin You
author_sort June F. Yang
collection DOAJ
description Polyomavirus infection is widespread in the human population. This family of viruses normally maintains latent infection within the host cell but can cause a range of human pathologies, especially in immunocompromised individuals. Among several known pathogenic human polyomaviruses, JC polyomavirus (JCPyV) has the potential to cause the demyelinating disease progressive multifocal leukoencephalopathy (PML); BK polyomavirus (BKPyV) can cause nephropathy in kidney transplant recipients, and Merkel cell polyomavirus (MCPyV) is associated with a highly aggressive form of skin cancer, Merkel cell carcinoma (MCC). While the mechanisms by which these viruses give rise to the relevant diseases are not well understood, it is clear that the control of gene expression in each polyomavirus plays an important role in determining the infectious tropism of the virus as well as their potential to promote disease progression. In this review, we discuss the mechanisms governing the transcriptional regulation of these pathogenic human polyomaviruses in addition to the best-studied simian vacuolating virus 40 (SV40). We highlight the roles of viral <i>cis</i>-acting DNA elements, encoded proteins and miRNAs that control the viral gene expression. We will also underline the cellular transcription factors and epigenetic modifications that regulate the gene expression of these viruses.
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spelling doaj.art-2ee56cec87774620a8b030bf05014f122023-11-20T15:01:27ZengMDPI AGViruses1999-49152020-09-011210107210.3390/v12101072Regulation of Polyomavirus Transcription by Viral and Cellular FactorsJune F. Yang0Jianxin You1Department of Microbiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USADepartment of Microbiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USAPolyomavirus infection is widespread in the human population. This family of viruses normally maintains latent infection within the host cell but can cause a range of human pathologies, especially in immunocompromised individuals. Among several known pathogenic human polyomaviruses, JC polyomavirus (JCPyV) has the potential to cause the demyelinating disease progressive multifocal leukoencephalopathy (PML); BK polyomavirus (BKPyV) can cause nephropathy in kidney transplant recipients, and Merkel cell polyomavirus (MCPyV) is associated with a highly aggressive form of skin cancer, Merkel cell carcinoma (MCC). While the mechanisms by which these viruses give rise to the relevant diseases are not well understood, it is clear that the control of gene expression in each polyomavirus plays an important role in determining the infectious tropism of the virus as well as their potential to promote disease progression. In this review, we discuss the mechanisms governing the transcriptional regulation of these pathogenic human polyomaviruses in addition to the best-studied simian vacuolating virus 40 (SV40). We highlight the roles of viral <i>cis</i>-acting DNA elements, encoded proteins and miRNAs that control the viral gene expression. We will also underline the cellular transcription factors and epigenetic modifications that regulate the gene expression of these viruses.https://www.mdpi.com/1999-4915/12/10/1072polyomavirustranscriptiontropism<i>cis</i>-acting regulatory elementscell type-specific transcription factorsepigenetic modifications
spellingShingle June F. Yang
Jianxin You
Regulation of Polyomavirus Transcription by Viral and Cellular Factors
Viruses
polyomavirus
transcription
tropism
<i>cis</i>-acting regulatory elements
cell type-specific transcription factors
epigenetic modifications
title Regulation of Polyomavirus Transcription by Viral and Cellular Factors
title_full Regulation of Polyomavirus Transcription by Viral and Cellular Factors
title_fullStr Regulation of Polyomavirus Transcription by Viral and Cellular Factors
title_full_unstemmed Regulation of Polyomavirus Transcription by Viral and Cellular Factors
title_short Regulation of Polyomavirus Transcription by Viral and Cellular Factors
title_sort regulation of polyomavirus transcription by viral and cellular factors
topic polyomavirus
transcription
tropism
<i>cis</i>-acting regulatory elements
cell type-specific transcription factors
epigenetic modifications
url https://www.mdpi.com/1999-4915/12/10/1072
work_keys_str_mv AT junefyang regulationofpolyomavirustranscriptionbyviralandcellularfactors
AT jianxinyou regulationofpolyomavirustranscriptionbyviralandcellularfactors