Evidence map›Paper›PMID 38862796›Full record

ArticleNature immunology2024

IL-12 induces a B cell-intrinsic IL-12/IFNγ feed-forward loop promoting extrafollicular B cell responses.

Rebecca A Elsner, Shuchi Smita, Mark J Shlomchik

Abstract read
In one paragraph

Article in Nature immunology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing 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

41 citing papers in PubMed.

  1. Article
  2. B cells in cancer: functions, mechanisms and therapeutic advances.Signal transduction and targeted therapy · 2026
    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

3 authors.

Rebecca A ElsnerDepartment of Immunology, University of Pittsburgh, Pittsburgh, PA, USA. relsner@pitt.edu.ORCID http://orcid.org/0000-0001-5364-8060
Shuchi SmitaDepartment of Immunology, University of Pittsburgh, Pittsburgh, PA, USA.
Mark J ShlomchikDepartment of Immunology, University of Pittsburgh, Pittsburgh, PA, USA. mshlomch@pitt.edu.ORCID http://orcid.org/0000-0002-2152-0959

Funding

Transcriptomics and Repertoire ProfilingP01AI106697 · NIAID · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI Donna L. Farber · 2013 to 2026
$31.3M
Autoimmunity and Immunopathology Training ProgramT32AI089443 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI SHLOMCHIK, MARK J · 2010 to 2024
$6.6M
Signaling and Selection in Germinal Center B CellsR01AI105018 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI MARK J SHLOMCHIK · 2014 to 2026
$4.8M
Investigating How TLR7 Activates and TLR9 Regulates Systemic AutoimmunityR37AI118841 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI SHLOMCHIK, MARK J · 2016 to 2025
$4.2M
NIAID NIH HHS P01 AI106697NIAID NIH HHS R01 AI105018NIAID NIH HHS R37 AI118841NIAID NIH HHS T32 AI089443U.S. Department of Health & Human Services | NIH | National Institute of Allergy and Infectious Diseases (NIAID) AI105018
6 · The paper itself

Abstract

While some infections elicit germinal centers, others produce only extrafollicular responses. The mechanisms controlling these dichotomous fates are poorly understood. We identify IL-12 as a cytokine switch, acting directly on B cells to promote extrafollicular and suppress germinal center responses. IL-12 initiates a B cell-intrinsic feed-forward loop between IL-12 and IFNγ, amplifying IFNγ production, which promotes proliferation and plasmablast differentiation from mouse and human B cells, in synergy with IL-12. IL-12 sustains the expression of a portion of IFNγ-inducible genes. Together, they also induce unique gene changes, reflecting both IFNγ amplification and cooperative effects between both cytokines. In vivo, cells lacking both IL-12 and IFNγ receptors are more impaired in plasmablast production than those lacking either receptor alone. Further, B cell-derived IL-12 enhances both plasmablast responses and T helper 1 cell commitment. Thus, B cell-derived IL-12, acting on T and B cells, determines the immune response mode, with implications for vaccines, pathogen protection and autoimmunity.

Indexed as

B-LymphocytesCell DifferentiationGerminal CenterInterferon-gammaInterleukin-12AnimalsCell ProliferationCells, CulturedHumansLymphocyte ActivationMiceMice, Inbred C57BLMice, KnockoutPlasma CellsReceptors, InterferonInterferon-gammaInterleukin-12Receptors, Interferon

Identifiers

PMID38862796
PMCPMC11992614

What OpenQuestion holds

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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.