Evidence map›Paper›PMID 30462657›Full record

ArticlePloS one2018

RAMP1 in Kupffer cells is a critical regulator in immune-mediated hepatitis.

Tomoyoshi Inoue, Yoshiya Ito, Nobuyuki Nishizawa, Koji Eshima, Ken Kojo, Fumisato Otaka, Tomohiro Betto, Sakiko Yamane, Kazutake Tsujikawa, Wasaburo Koizumi and 1 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
0.8field-weighted citation impact, top 33% 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

16 citing papers in PubMed, 18 citations in OpenAlex.

  1. Review
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  12. Knockout of the Tachykinin Receptor 1 in the Mdr2The American journal of pathology · 2020
    Article
  13. Article
  14. RAMP1 signaling in immune cells regulates inflammation-associated lymphangiogenesis.Laboratory investigation; a journal of technical methods and pathology · 2020
    Article
  15. 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

11 authors at 2 institutions in 1 country.

Tomoyoshi InoueDepartment of Molecular Pharmacology, Graduate School of Medical Sciences, Kitasato University, Sagamihara, Kanagawa, Japan.
Yoshiya ItoDepartment of Molecular Pharmacology, Graduate School of Medical Sciences, Kitasato University, Sagamihara, Kanagawa, Japan.
Nobuyuki NishizawaDepartment of Molecular Pharmacology, Graduate School of Medical Sciences, Kitasato University, Sagamihara, Kanagawa, Japan.
Koji EshimaDepartment of Immunology, Kitasato University School of Medicine, Sagamihara, Kanagawa, Japan.
Ken KojoDepartment of Immunology, Kitasato University School of Medicine, Sagamihara, Kanagawa, Japan.
Fumisato OtakaDepartment of Molecular Pharmacology, Graduate School of Medical Sciences, Kitasato University, Sagamihara, Kanagawa, Japan.
Tomohiro BettoDepartment of Molecular Pharmacology, Graduate School of Medical Sciences, Kitasato University, Sagamihara, Kanagawa, Japan.
Sakiko YamaneDepartment of Molecular Pharmacology, Graduate School of Medical Sciences, Kitasato University, Sagamihara, Kanagawa, Japan.
Kazutake TsujikawaLaboratory of Molecular and Cellular Physiology, Graduate School of Pharmaceutical Sciences, Osaka University, Osaka, Japan.
Wasaburo KoizumiDepartment of Gastroenterology, Kitasato University School of Medicine, Sagamihara, Kanagawa, Japan.
Masataka MajimaDepartment of Molecular Pharmacology, Graduate School of Medical Sciences, Kitasato University, Sagamihara, Kanagawa, Japan.ORCID 0000-0003-2369-5610
Kitasato University · JPThe University of Osaka · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The significance of the relationship between the nervous and immune systems with respect to disease course is increasingly apparent. Immune cells in the liver and spleen are responsible for the development of acute liver injury, yet the regulatory mechanisms of the interactions remain elusive. Calcitonin gene-related peptide (CGRP), which is released from the sensory nervous system, regulates innate immune activation via receptor activity-modifying protein 1 (RAMP1), a subunit of the CGRP receptor. Here, we show that RAMP1 in Kupffer cells (KCs) plays a critical role in the etiology of immune-mediated hepatitis. RAMP1-deficient mice with concanavalin A (ConA)-mediated hepatitis, characterized by severe liver injury accompanied by infiltration of immune cells and increased secretion of pro-inflammatory cytokines by KCs and splenic T cells, showed poor survival. Removing KCs ameliorated liver damage, while depleting T cells or splenectomy led to partial amelioration. Adoptive transfer of splenic T cells from RAMP1-deficient mice led to a modest increase in liver injury. Co-culture of KCs with splenic T cells led to increased cytokine expression by both cells in a RAMP1-dependent manner. Thus, immune-mediated hepatitis develops via crosstalk between immune cells. RAMP1 in KCs is a key regulator of immune responses.

Indexed as

AnimalsCalcitonin Gene-Related PeptideCells, CulturedConcanavalin ACytokinesGene DeletionHepatitisImmunity, InnateKupffer CellsLiverMaleMice, Inbred C57BLMice, KnockoutReceptor Activity-Modifying Protein 1T-LymphocytesCalcitonin Gene-Related PeptideConcanavalin ACytokinesRamp1 protein, mouseReceptor Activity-Modifying Protein 1

Identifiers

PMID30462657
PMCPMC6248891
OpenAlexW2951318181

What OpenQuestion holds

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LicenceCC BY
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.