Evidence map›Paper›PMID 21826801›Full record

ReviewWiley interdisciplinary reviews. Systems biology and medicine

A systems biology approach to synovial joint lubrication in health, injury, and disease.

Alexander Y Hui, William J McCarty, Koichi Masuda, Gary S Firestein, Robert L Sah

Abstract readReview
In one paragraph

Review in Wiley interdisciplinary reviews. Systems biology and medicine. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 121 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
121citing papers in PubMed, 2 pooled it
8.6field-weighted citation impact, top 2% 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

121 citing papers in PubMed, 2 syntheses or guidelines pooled it, 271 citations in OpenAlex.

  1. Guideline
  2. Pooled it
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  10. Human Knee as an Organ: Joint Tissue Collection, Processing, and Scoring for Multimodal Analyses.Laboratory investigation; a journal of technical methods and pathology · 2026
    Review
  11. Article
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61 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

5 authors at 2 institutions in 1 country.

Alexander Y HuiDepartment of Bioengineering, University of California-San Diego, La Jolla, CA, USA.
William J McCarty
Koichi Masuda
Gary S Firestein
Robert L Sah
University of California, San Diego · USLa Jolla Bioengineering Institute · US

Funding

TISSUE ACQUISITION, MORPHOLOGY, AND CELL CULTUREP01AG007996 · NIA · UNIVERSITY OF CALIFORNIA SAN DIEGO · PI LOTZ, MARTIN K · 1989 to 2016
$26.0M
Mechanisms of Articular Cartilage LubricationR01AR051565 · NIAMS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI SAH, ROBERT L · 2006 to 2010
$2.0M
Predoctoral Training in Translational Musculoskeletal ResearchT32AR060712 · NIAMS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI LIEBER, RICHARD L., SAH, ROBERT L · 2012 to 2016
$741k
Joint Capsule Biomechanics and Transport in Rat Models of Aging and DiseaseF31AG039939 · NIA · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI MCCARTY, WILLIAM JOSEPH · 2011 to 2012
$46k
NIAMS NIH HHS R01 AR051565NIAMS NIH HHS T32 AR060712NIA NIH HHS F31 AG039939NIA NIH HHS P01 AG007996
6 · The paper itself

Abstract

The synovial joint contains synovial fluid (SF) within a cavity bounded by articular cartilage and synovium. SF is a viscous fluid that has lubrication, metabolic, and regulatory functions within synovial joints. SF contains lubricant molecules, including proteoglycan-4 and hyaluronan. SF is an ultrafiltrate of plasma with secreted contributions from cell populations lining and within the synovial joint space, including chondrocytes and synoviocytes. Maintenance of normal SF lubricant composition and function are important for joint homeostasis. In osteoarthritis, rheumatoid arthritis, and joint injury, changes in lubricant composition and function accompany alterations in the cytokine and growth factor environment and increased fluid and molecular transport through joint tissues. Thus, understanding the synovial joint lubrication system requires a multifaceted study of the various parts of the synovial joint and their interactions. Systems biology approaches at multiple scales are being used to describe the molecular, cellular, and tissue components and their interactions that comprise the functioning synovial joint. Analyses of the transcriptome and proteome of SF, cartilage, and synovium suggest that particular molecules and pathways play important roles in joint homeostasis and disease. Such information may be integrated with physicochemical tissue descriptions to construct integrative models of the synovial joint that ultimately may explain maintenance of health, recovery from injury, or development and progression of arthritis.

Indexed as

AnimalsArthritisBiological TransportFemaleHumansJointsMaleMiceModels, BiologicalPeptide HydrolasesProteomicsRatsSynovial FluidSystems BiologyPeptide Hydrolases

Identifiers

PMID21826801
PMCPMC3593048
OpenAlexW2095392254

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.