Evidence map›Paper›PMID 26264889›Full record

ArticleHepatology (Baltimore, Md.)2015

Natural killer cells regulate T cell immune responses in primary biliary cirrhosis.

Shinji Shimoda, Satomi Hisamoto, Kenichi Harada, Sho Iwasaka, Yong Chong, Minoru Nakamura, Yuki Bekki, Tomoharu Yoshizumi, Ken Shirabe, Toru Ikegami and 4 more

Open access · greenAbstract read
In one paragraph

Article in Hepatology (Baltimore, Md.), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
3.7field-weighted citation impact, top 6% 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

36 citing papers in PubMed, 78 citations in OpenAlex.

  1. Review
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  5. Article
  6. Sequence of events leading to primary biliary cholangitis.World journal of gastroenterology · 2023
    Review
  7. Article
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  19. Article
  20. Primary biliary cholangitis: pathogenesis and therapeutic opportunities.Nature reviews. Gastroenterology & hepatology · 2020
    Review
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

14 authors at 4 institutions in 2 countries.

Shinji ShimodaDepartment of Medicine and Biosystemic Science Graduate School of Medical Sciences, Kyushu University Fukuoka, Fukuoka, Japan.
Satomi HisamotoDepartment of Medicine and Biosystemic Science Graduate School of Medical Sciences, Kyushu University Fukuoka, Fukuoka, Japan.
Kenichi HaradaDepartment of Human Pathology, Kanazawa University Graduate School of Medicine, Kanazawa, Japan.
Sho IwasakaDepartment of Medicine and Biosystemic Science Graduate School of Medical Sciences, Kyushu University Fukuoka, Fukuoka, Japan.
Yong ChongDepartment of Medicine and Biosystemic Science Graduate School of Medical Sciences, Kyushu University Fukuoka, Fukuoka, Japan.
Minoru NakamuraClinical Research Center in National Hospital Organization (NHO) Nagasaki Medical Center and Department of Hepatology, Nagasaki University Graduate School of Biomedical Sciences, Omura, Japan.
Yuki BekkiDepartment of Surgery and Science Graduate School of Medical Sciences, Kyushu University Fukuoka, Japan.
Tomoharu YoshizumiDepartment of Surgery and Science Graduate School of Medical Sciences, Kyushu University Fukuoka, Japan.
Ken ShirabeDepartment of Surgery and Science Graduate School of Medical Sciences, Kyushu University Fukuoka, Japan.
Toru IkegamiDepartment of Surgery and Science Graduate School of Medical Sciences, Kyushu University Fukuoka, Japan.
Yoshihiko MaeharaDepartment of Surgery and Science Graduate School of Medical Sciences, Kyushu University Fukuoka, Japan.
Xiao-Song HeDivision of Rheumatology, Allergy and Clinical Immunology, School of Medicine, University of California at Davis, Davis, CA.
M Eric GershwinDivision of Rheumatology, Allergy and Clinical Immunology, School of Medicine, University of California at Davis, Davis, CA.
Koichi AkashiDepartment of Medicine and Biosystemic Science Graduate School of Medical Sciences, Kyushu University Fukuoka, Fukuoka, Japan.
Kyushu University · JPUniversity of California, Davis · USKanazawa University · JPNagasaki University · JP

Funding

MECHANISMS AND PATHOGENESIS OF PRIMARY BILIARY CIRRHOSISR37DK039588 · NIDDK · UNIVERSITY OF CALIFORNIA DAVIS · PI GERSHWIN, MERRILL E · 2001 to 2010
$3.5M
MECHANISMS AND PATHOGENESIS OF PRIMARY BILIARY CIRRHOSISR01DK039588 · NIDDK · UNIVERSITY OF CALIFORNIA DAVIS · PI GERSHWIN, MERRILL E · 1988 to 2015
$2.0M
NIDDK NIH HHS DK39588NIDDK NIH HHS R01 DK039588NIDDK NIH HHS R37 DK039588
6 · The paper itself

Abstract

unlabelledThe hallmark of primary biliary cirrhosis (PBC) is the presence of autoreactive T- and B-cell responses that target biliary epithelial cells (BECs). Biliary cell cytotoxicity is dependent upon initiation of innate immune responses followed by chronic adaptive, as well as bystander, mechanisms. Critical to these mechanisms are interactions between natural killer (NK) cells and BECs. We have taken advantage of the ability to isolate relatively pure viable preparations of liver-derived NK cells, BECs, and endothelial cells, and studied interactions between NK cells and BECs and focused on the mechanisms that activate autoreactive T cells, their dependence on interferon (IFN)-γ, and expression of BEC major histocompatibility complex (MHC) class I and II molecules. Here we show that at a high NK/BEC ratio, NK cells are cytotoxic for autologous BECs, but are not dependent on autoantigen, yet still activate autoreactive CD4(+) T cells in the presence of antigen presenting cells. In contrast, at a low NK/BEC ratio, BECs are not lysed, but IFN-γ production is induced, which facilitates expression of MHC class I and II molecules on BEC and protects them from lysis upon subsequent exposure to autoreactive NK cells. Furthermore, IFN-γ secreted from NK cells after exposure to autologous BECs is essential for this protective function and enables autoreactive CD4(+) T cells to become cytopathic.

conclusionsNK cell-mediated innate immune responses are likely critical at the initial stage of PBC, but also facilitate and maintain the chronic cytopathic effect of autoantigen-specific T cells, essential for progression of disease.

Indexed as

Immunity, CellularHumansKiller Cells, NaturalLiver Cirrhosis, BiliaryT-Lymphocytes

Identifiers

PMID26264889
PMCPMC4681684
OpenAlexW1961434898

What OpenQuestion holds

Textmetadata
LicenceTDM
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.