Evidence map›Paper›PMID 25772938›Full record

Trial reportImmunology2015

MicroRNA-155 regulates interferon-γ production in natural killer cells via Tim-3 signalling in chronic hepatitis C virus infection.

Yong Q Cheng, Jun P Ren, Juan Zhao, Jia M Wang, Yun Zhou, Guang Y Li, Jonathan P Moorman, Zhi Q Yao

Open access · bronzeAbstract readClinical TrialMulticenter Study
In one paragraph

Trial report in Immunology, 2015. 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
4.8field-weighted citation impact, top 4% 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

41 citing papers in PubMed, 82 citations in OpenAlex.

  1. Review
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  17. MicroRNA Interference in Hepatic Host-Pathogen Interactions.International journal of molecular sciences · 2021
    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

8 authors at 3 institutions in 2 countries.

Yong Q ChengCenter for Inflammation, Infectious Disease and Immunity, Quillen College of Medicine, East Tennessee State University, Johnson City, TN, USA.
Jun P RenCenter for Inflammation, Infectious Disease and Immunity, Quillen College of Medicine, East Tennessee State University, Johnson City, TN, USA.
Juan ZhaoCenter for Inflammation, Infectious Disease and Immunity, Quillen College of Medicine, East Tennessee State University, Johnson City, TN, USA.
Jia M WangCenter for Inflammation, Infectious Disease and Immunity, Quillen College of Medicine, East Tennessee State University, Johnson City, TN, USA.
Yun ZhouCenter for Inflammation, Infectious Disease and Immunity, Quillen College of Medicine, East Tennessee State University, Johnson City, TN, USA.
Guang Y LiCenter for Inflammation, Infectious Disease and Immunity, Quillen College of Medicine, East Tennessee State University, Johnson City, TN, USA.
Jonathan P MoormanCenter for Inflammation, Infectious Disease and Immunity, Quillen College of Medicine, East Tennessee State University, Johnson City, TN, USA.
Zhi Q YaoCenter for Inflammation, Infectious Disease and Immunity, Quillen College of Medicine, East Tennessee State University, Johnson City, TN, USA.
East Tennessee State University · USAir Force Medical University · CNJames H. Quillen VA Medical Center · US

Funding

miRNA-mediated premature T cell aging in vaccine failure during viral infectionR01AI114748 · NIAID · EAST TENNESSEE STATE UNIVERSITY · PI YAO, ZHI Q. · 2015 to 2019
$1.9M
Tim-3-mediated IL-12 dysregulation in antiviral responses to HCV infectionR01DK093526 · NIDDK · EAST TENNESSEE STATE UNIVERSITY · PI YAO, ZHI Q. · 2012 to 2015
$1.2M
The role of NK cells in immunodysregulation by hepatitis C virusR15AI103828 · NIAID · EAST TENNESSEE STATE UNIVERSITY · PI MOORMAN, JONATHAN P · 2013 to 2013
$438k
The role of microRNAs in premature T cell aging during HIV infectionR15AG050456 · NIA · EAST TENNESSEE STATE UNIVERSITY · PI MOORMAN, JONATHAN P · 2015 to 2015
$359k
Telomere attrition and T cell aging in vaccine failure during HIV infectionI01BX002670 · VA · JAMES H QUILLEN VA MEDICAL CENTER · PI YAO, ZHI Q. · 2016 to 2025
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BLRD VA I01 BX002670NIAID NIH HHS 1R15AI103828-01NIAID NIH HHS R01 AI114748NIAID NIH HHS R01AI114748NIAID NIH HHS R15 AI103828NIA NIH HHS R15 AG050456NIDDK NIH HHS R01 DK093526NIDDK NIH HHS R01DK093526
6 · The paper itself

Abstract

Host immune responses must be tightly regulated by an intricate balance between positive and negative signals while fighting pathogens; persistent pathogens may usurp these regulatory mechanisms to dampen host immunity to facilitate survival in vivo. Here we report that Tim-3, a negative signalling molecule expressed on monocytes and T cells, is up-regulated on natural killer (NK) cells in individuals chronically infected with hepatitis C virus (HCV). Additionally, the transcription factor T-bet was also found to be up-regulated and associated with Tim-3 expression in NK cells during chronic HCV infection. MicroRNA-155 (miR-155), an miRNA that inhibits signalling proteins involved in immune responses, was down-regulated in NK cells by HCV infection. This Tim-3/T-bet over-expression and miR-155 inhibition were recapitulated in vitro by incubating primary NK cells or NK92 cell line with Huh-7 hepatocytes expressing HCV. Reconstitution of miR-155 in NK cells from HCV-infected patients led to a decrease in T-bet/Tim-3 expression and an increase in interferon-γ production. Blocking Tim-3 signalling also enhanced interferon-γ production in NK cells by improving signal transducer and activator of transcription-5 phosphorylation. These data indicate that HCV-induced, miR-155-regulated Tim-3 expression regulates NK cell function, suggesting a novel mechanism for balancing immune clearance and immune injury during chronic viral infection.

Indexed as

AdultAgedCell LineFemaleHepatitis A Virus Cellular Receptor 2Hepatitis C, ChronicHepatocytesHumansInterferon-gammaKiller Cells, NaturalMaleMembrane ProteinsMicroRNAsMiddle AgedSignal TransductionT-bet Transcription FactorHAVCR2 protein, humanHepatitis A Virus Cellular Receptor 2IFNG protein, humanInterferon-gammaMembrane ProteinsMicroRNAsMIRN155 microRNA, humanT-bet Transcription FactorT-Box Domain Proteinshepatitis C virusinterferon-γmicroRNA-155natural killer cellssignal transducer and activator of transcription-5T-cell immunoglobulin and mucin domain protein-3

Identifiers

PMID25772938
PMCPMC4515129
OpenAlexW2113787335

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.