Evidence map›Paper›PMID 35455362›Full record

ArticleVaccines2022

Prolonged Protective Immunity Induced by Mild SARS-CoV-2 Infection of K18-hACE2 Mice.

Liat Bar-On, Moshe Aftalion, Efi Makdasi, David Gur, Ron Alcalay, Hila Cohen, Adi Beth-Din, Ronit Rosenfeld, Hagit Achdout, Erez Bar-Haim and 3 more

Abstract read
In one paragraph

Article in Vaccines, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
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

13 authors.

Liat Bar-OnBiochemistry and Molecular Genetics Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.
Moshe AftalionBiochemistry and Molecular Genetics Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.
Efi MakdasiInfectious Diseases Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.
David GurBiochemistry and Molecular Genetics Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.
Ron AlcalayBiochemistry and Molecular Genetics Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.ORCID 0000-0003-1276-0464
Hila CohenBiochemistry and Molecular Genetics Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.
Adi Beth-DinBiochemistry and Molecular Genetics Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.ORCID 0000-0002-9602-2532
Ronit RosenfeldBiochemistry and Molecular Genetics Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.ORCID 0000-0002-3990-8695
Hagit AchdoutInfectious Diseases Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.ORCID 0000-0003-0664-8628
Erez Bar-HaimBiochemistry and Molecular Genetics Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.ORCID 0000-0003-3435-8599
Reut FalachBiochemistry and Molecular Genetics Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.
Theodor ChitlaruBiochemistry and Molecular Genetics Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.
Ofer CohenBiochemistry and Molecular Genetics Department, Israel Institute for Biological Research, Ness-Ziona 74100, Israel.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Longevity of the immune response following viral exposure is an essential aspect of SARS-CoV-2 infection. Mild SARS-CoV-2 infection of K18-hACE2 mice was implemented for evaluating the mounting and longevity of a specific memory immune response. We show that the infection of K18-hACE2 mice induced robust humoral and cellular immunity (systemic and local), which persisted for at least six months. Virus-specific T cells and neutralizing antibody titers decreased over time, yet their levels were sufficient to provide sterile immunity against lethal rechallenge six months post-primary infection. The study substantiates the role of naturally induced immunity against SARS-CoV-2 infection for preventing recurring morbidity.

Indexed as

COVID-19K18-hACE2 micemild infectionSARS-CoV-2

Identifiers

PMID35455362
PMCPMC9032525

What OpenQuestion holds

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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.