Article ; Online: From bedside to bench: regulation of host factors in SARS-CoV-2 infection.
Experimental & molecular medicine
2021 Volume 53, Issue 4, Page(s) 483–494
Abstract: The zoonotic coronavirus SARS-CoV-2 (severe acute respiratory syndrome coronavirus-2), which causes COVID-19 (coronavirus disease-2019), has resulted in a pandemic. This has led to an urgent need to understand the molecular determinants of SARS-CoV-2 ... ...
Abstract | The zoonotic coronavirus SARS-CoV-2 (severe acute respiratory syndrome coronavirus-2), which causes COVID-19 (coronavirus disease-2019), has resulted in a pandemic. This has led to an urgent need to understand the molecular determinants of SARS-CoV-2 infection, factors associated with COVID-19 heterogeneity and severity, and therapeutic options for these patients. In this review, we discuss the role of host factors in SARS-CoV-2 infection and describe variations in host factor expression as mechanisms underlying the symptoms and severity of COVID-19. We focus on two host factors, angiotensin-converting enzyme 2 (ACE2) and transmembrane serine protease 2 (TMPRSS2), implicated in SARS-CoV-2 infection. We also discuss genetic variants associated with COVID-19 severity revealed in selected patients and based on genome-wide association studies (GWASs). Furthermore, we highlight important advances in cell and chromatin biology, such as single-cell RNA and chromatin sequencing and chromosomal conformation assays, as methods that may aid in the discovery of viral-host interactions in COVID-19. Understanding how regulation of host factor genes varies in physiological and pathological states might explain the heterogeneity observed in SARS-CoV-2 infection, help identify pathways for therapeutic development, and identify patients most likely to progress to severe COVID-19. |
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MeSH term(s) | Angiotensin-Converting Enzyme 2/genetics ; Angiotensin-Converting Enzyme 2/metabolism ; COVID-19/etiology ; COVID-19/genetics ; Gene Expression ; Genetic Variation ; Host-Pathogen Interactions/physiology ; Humans ; Interferon Type I/genetics ; Interferon Type I/metabolism ; Lung/pathology ; Lung/virology ; Serine Endopeptidases/genetics ; Serine Endopeptidases/metabolism |
Chemical Substances | Interferon Type I ; ACE2 protein, human (EC 3.4.17.23) ; Angiotensin-Converting Enzyme 2 (EC 3.4.17.23) ; Serine Endopeptidases (EC 3.4.21.-) ; TMPRSS2 protein, human (EC 3.4.21.-) |
Language | English |
Publishing date | 2021-04-07 |
Publishing country | United States |
Document type | Journal Article ; Research Support, Non-U.S. Gov't ; Review |
ZDB-ID | 1328915-9 |
ISSN | 2092-6413 ; 1226-3613 ; 0378-8512 |
ISSN (online) | 2092-6413 |
ISSN | 1226-3613 ; 0378-8512 |
DOI | 10.1038/s12276-021-00595-x |
Database | MEDical Literature Analysis and Retrieval System OnLINE |
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