Evidence map›Paper›PMID 37036977›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2023

Enhanced inhibition of MHC-I expression by SARS-CoV-2 Omicron subvariants.

Miyu Moriyama, Carolina Lucas, Valter Silva Monteiro, Yale SARS-CoV-2 Genomic Surveillance Initiative, Akiko Iwasaki

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing 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

30 citing papers in PubMed.

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  11. Article
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  14. The Recurring Loss of ORF8 Secretion in Dominant SARS-CoV-2 Variants.International journal of molecular sciences · 2025
    Article
  15. Article
  16. Predicting pathogen evolution and immune evasion in the age of artificial intelligence.Computational and structural biotechnology journal · 2025
    Review
  17. Intranasal Multiepitope PD-L1-siRNA-Based Nanovaccine: The Next-Gen COVID-19 Immunotherapy.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2024
    Article
  18. Review
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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

5 authors.

Miyu MoriyamaDepartment of Immunobiology, Yale University School of Medicine, New Haven, CT 06520.
Carolina LucasDepartment of Immunobiology, Yale University School of Medicine, New Haven, CT 06520.
Valter Silva MonteiroDepartment of Immunobiology, Yale University School of Medicine, New Haven, CT 06520.ORCID 0000-0003-1785-6713
Yale SARS-CoV-2 Genomic Surveillance Initiative
Akiko IwasakiDepartment of Immunobiology, Yale University School of Medicine, New Haven, CT 06520.ORCID 0000-0002-7824-9856

Funding

Viral and immune-mediated CNS pathology during SARS-CoV-2 infectionR01AI157488 · NIAID · YALE UNIVERSITY · PI FARHADIAN, SHELLI, IWASAKI, AKIKO · 2020 to 2024
$4.7M
Howard Hughes Medical InstituteNIAID NIH HHS R01 AI157488
6 · The paper itself

Abstract

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants of concern (VOCs) possess mutations that confer resistance to neutralizing antibodies within the Spike protein and are associated with breakthrough infection and reinfection. By contrast, less is known about the escape from CD8+ T cell-mediated immunity by VOC. Here, we demonstrated that all SARS-CoV-2 VOCs possess the ability to suppress major histocompatibility complex class I (MHC-I) expression. We identified several viral genes that contribute to the suppression of MHC I expression. Notably, MHC-I upregulation was strongly inhibited after SARS-CoV-2 but not influenza virus infection in vivo. While earlier VOCs possess similar capacity as the ancestral strain to suppress MHC-I, the Omicron subvariants exhibited a greater ability to suppress surface MHC-I expression. We identified a common mutation in the E protein of Omicron that further suppressed MHC-I expression. Collectively, our data suggest that in addition to escaping from neutralizing antibodies, the success of Omicron subvariants to cause breakthrough infection and reinfection may in part be due to its optimized evasion from T cell recognition.

Indexed as

COVID-19SARS-CoV-2Antibodies, NeutralizingAntibodies, ViralBreakthrough InfectionsHumansReinfectionSpike Glycoprotein, CoronavirusAntibodies, NeutralizingAntibodies, ViralSpike Glycoprotein, Coronavirusspike protein, SARS-CoV-2CD8 T cellCOVID-19cytotoxic T lymphocytesMHCviral evasion

Identifiers

PMID37036977
PMCPMC10120007

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

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.