Evidence map›Paper›PMID 34552931›Full record

ArticleFrontiers in cell and developmental biology2021

Senescent Tissue-Resident Mesenchymal Stromal Cells Are an Internal Source of Inflammation in Human Osteoarthritic Cartilage.

Wenguang Liu, Alexander S Brodsky, Meng Feng, Yajun Liu, Jing Ding, Chathuraka T Jayasuriya, Qian Chen

Open access · goldAbstract read
In one paragraph

Article in Frontiers in cell and developmental biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
3.1field-weighted citation impact, top 8% 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

23 citing papers in PubMed, 27 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

7 authors at 2 institutions in 1 country.

Wenguang LiuDepartment of Orthopedics, Rhode Island Hospital, Alpert Medical School of Brown University, Providence, RI, United States.
Alexander S BrodskyDepartment of Pathology and Laboratory Medicine, Rhode Island Hospital, Alpert Medical School of Brown University, Providence, RI, United States.
Meng FengDepartment of Orthopedics, Rhode Island Hospital, Alpert Medical School of Brown University, Providence, RI, United States.
Yajun LiuDepartment of Orthopedics, Rhode Island Hospital, Alpert Medical School of Brown University, Providence, RI, United States.
Jing DingDepartment of Orthopedics, Rhode Island Hospital, Alpert Medical School of Brown University, Providence, RI, United States.
Chathuraka T JayasuriyaDepartment of Orthopedics, Rhode Island Hospital, Alpert Medical School of Brown University, Providence, RI, United States.
Qian ChenDepartment of Orthopedics, Rhode Island Hospital, Alpert Medical School of Brown University, Providence, RI, United States.
Brown University · USRhode Island Hospital · US

Funding

Uncoupling of IL-1 beta and VEGF-A Crosstalk Contributes to Impaired Arteriogenesis Response to Ischemia in Chronic Diabetes MellitusP20GM103652 · NIGMS · OCEAN STATE RESEARCH INSTITUTE, INC. · PI CHOUDHARY, GAURAV, HARRINGTON, ELIZABETH O · 2013 to 2022
$21.3M
Pilot Projects ProgramP30GM122732 · NIGMS · RHODE ISLAND HOSPITAL · PI CRISCO, JOSEPH J · 2017 to 2021
$6.6M
Short-Term Training Program to Increase Diversity in Health-Related ResearchR25HL088992 · NHLBI · BROWN UNIVERSITY · PI ABID, RUHUL, DIAZ, JOSEPH A · 2007 to 2024
$1.9M
Repressing Retrotransposon LINE-1: New Concepts for Osteoarthritis TreatmentR61AR076807 · NIAMS · RHODE ISLAND HOSPITAL · PI CHEN, QIAN · 2019 to 2020
$1.2M
Repressing Retrotransposon LINE-1: New Concepts for Osteoarthritis TreatmentR33AR076807 · NIAMS · RHODE ISLAND HOSPITAL · PI CHEN, QIAN · 2021 to 2021
$397k
NHLBI NIH HHS R25 HL088992NIAMS NIH HHS R33 AR076807NIAMS NIH HHS R61 AR076807NIGMS NIH HHS P20 GM103652NIGMS NIH HHS P30 GM122732
6 · The paper itself

Abstract

Human osteoarthritic cartilage contains not only chondrocytes (OACs), but also mesenchymal stromal cells (OA-MSCs), whose abundance increases during osteoarthritis (OA). However, it is not clear how OA-MSC contributes to OA pathogenesis. Here, we show that aging OA-MSC plays an important role in cell senescence, fibrosis, and inflammation in cartilage. Protein array analysis indicates that OA-MSC expresses pro-inflammatory senescence associated secretory phenotype (SASP) including IL-1β, IL-6, IL-8, and CXCL1, 5, and 6, which play key roles in OA pathogenesis. OAC is a main recipient of the inflammatory signals by expressing receptors of cytokines. RNAseq analysis indicates that the transition from normal cartilage stromal cells (NCSCs) to OA-MSC during aging results in activation of SASP gene expression. This cell transition process can be recapitulated by a serial passage of primary OAC in cell culture comprising (1) OAC dedifferentiation into NCSC-like cells, and (2) its subsequent senescence into pro-inflammatory OA-MSC. While OAC dedifferentiation is mediated by transcriptional repression of chondrogenic gene expression, OA-MSC senescence is mediated by transcriptional activation of SASP gene expression. We postulate that, through replication-driven OAC dedifferentiation and mesenchymal stromal cell (MSC) senescence, OA-MSC becomes an internal source of sterile inflammation in human cartilage joint.

Indexed as

cartilagecell senescencemesenchymal stem cellosteoarthritisSASP

Identifiers

PMID34552931
PMCPMC8450518
OpenAlexW3198628362

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.