Evidence map›Paper›PMID 25617378›Full record

ArticleAmerican journal of physiology. Lung cellular and molecular physiology2015

Inflammatory impact of IFN-γ in CD8+ T cell-mediated lung injury is mediated by both Stat1-dependent and -independent pathways.

Chilakamarti V Ramana, Matthew P DeBerge, Aseem Kumar, Christopher S Alia, Joan E Durbin, Richard I Enelow

Open access · greenAbstract read
In one paragraph

Article in American journal of physiology. Lung cellular and molecular physiology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed, 2 pooled it
2.2field-weighted citation impact, top 11% of its field
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

34 citing papers in PubMed, 2 syntheses or guidelines pooled it, 61 citations in OpenAlex.

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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

6 authors at 5 institutions in 2 countries.

Chilakamarti V RamanaDepartment of Medicine, Geisel School of Medicine at Dartmouth College, Lebanon, New Hampshire;
Matthew P DeBergeDepartment of Pathology, Feinberg School of Medicine at Northwestern University, Chicago, Illinois;
Aseem KumarDepartment of Chemistry and Biochemistry, Laurentian University, Sudbury, Ontario, Canada;
Christopher S AliaDepartment of Medicine, Yale University School of Medicine, New Haven, Connecticut;
Joan E DurbinDepartment of Pathology, Rutgers-New Jersey Medical School of Medicine, Newark, New Jersey; and.
Richard I EnelowDepartment of Medicine, Geisel School of Medicine at Dartmouth College, Lebanon, New Hampshire; Department of Microbiology and Immunology, Geisel School of Medicine at Dartmouth College, Lebanon, New Hampshire richard.i.enelow@dartmouth.edu.
Dartmouth College · USLaurentian University · CANorthwestern University · USRutgers New Jersey Medical SchoolYale University · US

Funding

Translational Engineering in Cancer (TEC)P30CA023108 · NCI · DARTMOUTH COLLEGE · PI Steven D Leach · 1985 to 2026
$91.3M
IMMUNOBIOLOGY OF MYELOID AND LYMPHOID CELLST32AI007363 · NIAID · DARTMOUTH COLLEGE · PI Claudia V Jakubzick · 1990 to 2026
$9.5M
Regulation of CD8+ T cell responses via liver NK-DC crosstalkU19AI083024 · NIAID · UNIVERSITY OF VIRGINIA · PI ENELOW, RICHARD I · 2009 to 2013
$8.1M
INTERFERON-ALPHA/BETA IN RESPIRATORY VIRUS PATHOGENESISR01AI047226 · NIAID · RESEARCH INST NATIONWIDE CHILDREN'S HOSP · PI DURBIN, JOAN E. · 2001 to 2004
$1.4M
Interferon-gamma in Experimental Pulmonary FibrosisR01HL070816 · NHLBI · YALE UNIVERSITY · PI ENELOW, RICHARD I · 2002 to 2005
$1.3M
NCI NIH HHS P30 CA023108NHLBI NIH HHS R01 HL-070816NIAID NIH HHS R01 AI-047226NIAID NIH HHS T32 AI-007363NIAID NIH HHS U19 AI-083024
6 · The paper itself

Abstract

Influenza infection results in considerable pulmonary pathology, a significant component of which is mediated by CD8(+) T cell effector functions. To isolate the specific contribution of CD8(+) T cells to lung immunopathology, we utilized a nonviral murine model in which alveolar epithelial cells express an influenza antigen and injury is initiated by adoptive transfer of influenza-specific CD8(+) T cells. We report that IFN-γ production by adoptively transferred influenza-specific CD8(+) T cells is a significant contributor to acute lung injury following influenza antigen recognition, in isolation from its impact on viral clearance. CD8(+) T cell production of IFN-γ enhanced lung epithelial cell expression of chemokines and the subsequent recruitment of inflammatory cells into the airways. Surprisingly, Stat1 deficiency in the adoptive-transfer recipients exacerbated the lung injury that was mediated by the transferred influenza-specific CD8(+) T cells but was still dependent on IFN-γ production by these cells. Loss of Stat1 resulted in sustained activation of Stat3 signaling, dysregulated chemokine expression, and increased infiltration of the airways by inflammatory cells. Taken together, these data identify important roles for IFN-γ signaling and Stat1-independent IFN-γ signaling in regulating CD8(+) T cell-mediated acute lung injury. This is the first study to demonstrate an anti-inflammatory effect of Stat1 on CD8(+) T cell-mediated lung immunopathology without the complication of differences in viral load.

Indexed as

Acute Lung InjuryAnimalsCD8-Positive T-LymphocytesCells, CulturedInterferon-gammaMice, Inbred BALB CMice, KnockoutOrthomyxoviridae InfectionsSignal TransductionSTAT1 Transcription FactorSTAT3 Transcription FactorInterferon-gammaStat1 protein, mouseSTAT1 Transcription FactorStat3 protein, mouseSTAT3 Transcription Factoracute lung injuryCD8+ T cellimmunopathologyinterferon-γStat1

Identifiers

PMID25617378
PMCPMC4385989
OpenAlexW2033979861

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.