Evidence map›Paper›PMID 34433867›Full record

ArticleScientific reports2021

Comparative transcriptomic analysis of SARS-CoV-2 infected cell model systems reveals differential innate immune responses.

Guihua Sun, Qi Cui, Gustavo Garcia, Cheng Wang, Mingzi Zhang, Vaithilingaraja Arumugaswami, Arthur D Riggs, Yanhong Shi

Abstract readComparative Study
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

24 citing papers in PubMed.

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  16. SARS-CoV-2PeerJ · 2023
    Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Guihua SunDepartment of Diabetes Complications & Metabolism, Beckman Research Institute of City of Hope, Duarte, CA, 91010, USA.
Qi CuiDivision of Stem Cell Biology Research, Department of Developmental and Stem Cell Biology, Beckman Research Institute of City of Hope, Duarte, CA, 91010, USA.
Gustavo GarciaDepartment of Molecular and Medical Pharmacology, University of California, Los Angeles, Los Angeles, CA, 90095, USA.
Cheng WangDivision of Stem Cell Biology Research, Department of Developmental and Stem Cell Biology, Beckman Research Institute of City of Hope, Duarte, CA, 91010, USA.
Mingzi ZhangDivision of Stem Cell Biology Research, Department of Developmental and Stem Cell Biology, Beckman Research Institute of City of Hope, Duarte, CA, 91010, USA.
Vaithilingaraja ArumugaswamiDepartment of Molecular and Medical Pharmacology, University of California, Los Angeles, Los Angeles, CA, 90095, USA. VArumugaswami@mednet.ucla.edu.
Arthur D RiggsDepartment of Diabetes Complications & Metabolism, Beckman Research Institute of City of Hope, Duarte, CA, 91010, USA. ariggs@coh.org.
Yanhong ShiDivision of Stem Cell Biology Research, Department of Developmental and Stem Cell Biology, Beckman Research Institute of City of Hope, Duarte, CA, 91010, USA. yshi@coh.org.

Funding

Transgenic Mouse FacilityP30CA033572 · NCI · CITY OF HOPE/BECKMAN RESEARCH INSTITUTE · PI XIWEI WU · 1985 to 2026
$86.3M
NCI NIH HHS P30 CA033572
6 · The paper itself

Abstract

The transcriptome of SARS-CoV-2-infected cells that reflects the interplay between host and virus has provided valuable insights into mechanisms underlying SARS-CoV-2 infection and COVID-19 disease progression. In this study, we show that SARS-CoV-2 can establish a robust infection in HEK293T cells that overexpress human angiotensin-converting enzyme 2 (hACE2) without triggering significant host immune response. Instead, endoplasmic reticulum stress and unfolded protein response-related pathways are predominantly activated. By comparing our data with published transcriptome of SARS-CoV-2 infection in other cell lines, we found that the expression level of hACE2 directly correlates with the viral load in infected cells but not with the scale of immune responses. Only cells that express high level of endogenous hACE2 exhibit an extensive immune attack even with a low viral load. Therefore, the infection route may be critical for the extent of the immune response, thus the severity of COVID-19 disease status.

Indexed as

Angiotensin-Converting Enzyme 2COVID-19Immunity, InnateSARS-CoV-2TranscriptomeViral LoadEndoplasmic Reticulum StressGene Expression ProfilingHEK293 CellsHumansUnfolded Protein ResponseACE2 protein, humanAngiotensin-Converting Enzyme 2

Identifiers

PMID34433867
PMCPMC8387424

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.