Evidence map›Paper›PMID 35708907›Full record

ArticleJCI insight2022

Senescent hepatic stellate cells promote liver regeneration through IL-6 and ligands of CXCR2.

Naiyuan Cheng, Ki-Hyun Kim, Lester F Lau

Open access · goldAbstract read
In one paragraph

Article in JCI insight, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 62 papers.

0numbers the graph read from it
0cells of the map it votes in
62citing papers in PubMed
9.3field-weighted citation impact, top 1% 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

62 citing papers in PubMed, 77 citations in OpenAlex.

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2 more citing papers are in PubMed but not listed here.

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.

Naiyuan Cheng
Ki-Hyun Kim
Lester F Lau

Funding

Regulation of TNF-alpha by Integrin-Mediated Matrix SignalingR01GM078492 · NIGMS · UNIVERSITY OF ILLINOIS AT CHICAGO · PI LAU, LESTER F · 2007 to 2018
$4.3M
The Matricellular Protein CCN1 in Wound HealingR01AR061791 · NIAMS · UNIVERSITY OF ILLINOIS AT CHICAGO · PI LAU, LESTER F · 2011 to 2021
$3.8M
Integrin-mediated matricellular signaling in experimental colitisR01DK108994 · NIDDK · UNIVERSITY OF ILLINOIS AT CHICAGO · PI LAU, LESTER F · 2017 to 2020
$1.7M
NIAMS NIH HHS R01 AR061791NIDDK NIH HHS R01 DK108994NIGMS NIH HHS R01 GM078492
6 · The paper itself

Abstract

Senescent cells have long been associated with deleterious effects in aging-related pathologies, although recent studies have uncovered their beneficial roles in certain contexts, such as wound healing. We have found that hepatic stellate cells (HSCs) underwent senescence within 2 days after 2/3 partial hepatectomy (PHx) in young (2-3 months old) mice, and the elimination of these senescent cells by using the senolytic drug ABT263 or by using a genetic mouse model impaired liver regeneration. Senescent HSCs secrete IL-6 and CXCR2 ligands as part of the senescence-associated secretory phenotype, which induces multiple signaling pathways to stimulate liver regeneration. IL-6 activates STAT3, induces Yes-associated protein (YAP) activation through SRC family kinases, and synergizes with CXCL2 to activate ERK1/2 to stimulate hepatocyte proliferation. The administration of either IL-6 or CXCL2 partially restored liver regeneration in mice with senescent cell elimination, and the combination of both fully restored liver weight recovery. Furthermore, the matricellular protein central communication network factor 1 (CCN1, previously called CYR61) was rapidly elevated in response to PHx and induced HSC senescence. Knockin mice expressing a mutant CCN1 unable to bind integrin α6β1 were deficient in senescent cells and liver regeneration after PHx. Thus, HSC senescence, largely induced by CCN1, is a programmed response to PHx and plays a critical role in liver regeneration through signaling pathways activated by IL-6 and ligands of CXCR2.

Indexed as

Hepatic Stellate CellsLiver RegenerationAnimalsHepatectomyInterleukin-6LigandsMiceReceptors, Interleukin-8BCxcr2 protein, mouseInterleukin-6LigandsReceptors, Interleukin-8BCellular senescenceCytokinesHepatologyIntegrins

Identifiers

PMID35708907
PMCPMC9431681
OpenAlexW4282960103

What OpenQuestion holds

Textmetadata
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.