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The effects of SARS-CoV-2 infection on modulating innate immunity and strategies of combating inflammatory response for COVID-19 therapy

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

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Abstract

The global pandemic of COVID-19 has caused huge causality and unquantifiable loss of social wealth. The innate immune response is the first line of defense against SARS-CoV-2 infection. However, strong inflammatory response associated with dysregulation of innate immunity causes severe acute respiratory syndrome (SARS) and death. In this review, we update the current knowledge on how SARS-CoV-2 modulates the host innate immune response for its evasion from host defense and its corresponding pathogenesis caused by cytokine storm. We emphasize Type I interferon response and the strategies of evading innate immune defense used by SARS-CoV-2. We also extensively discuss the cells and their function involved in the innate immune response and inflammatory response, as well as the promises and challenges of drugs targeting excessive inflammation for antiviral treatment. This review would help us to figure out the current challenge questions of SARS-CoV-2 infection on innate immunity and directions for future studies.
Original languageEnglish
Article number27
JournalJournal of Biomedical Science
Volume29
Online published3 May 2022
DOIs
Publication statusPublished - 2022

Funding

The work was partially supported by grants from The Science Technology and Innovation Committee of Shenzhen Municipality [JCYJ20180507181627057]; RGC General Research Fund of Hong Kong Special Administrative Region [11104020] and Strategic funds from City University of Hong Kong.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Research Keywords

  • SARS-CoV-2
  • Innate immunity
  • Inflammatory response
  • Drug targets
  • NEUTROPHIL EXTRACELLULAR TRAPS
  • HOST GENE-EXPRESSION
  • I INTERFERON
  • CORONAVIRUS
  • SARS
  • CORTICOSTEROIDS
  • ACTIVATION
  • PROTEIN
  • CELLS
  • MACROPHAGES

Publisher's Copyright Statement

  • This full text is made available under CC-BY 4.0. https://creativecommons.org/licenses/by/4.0/

RGC Funding Information

  • RGC-funded

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