Evidence map›Paper›PMID 31814175›Full record

ArticleJournal of orthopaedic research : official publication of the Orthopaedic Research Society2020

Amniotic Suspension Allograft Modulates Inflammation in a Rat Pain Model of Osteoarthritis.

Kelly A Kimmerling, Andreas H Gomoll, Jack Farr, Katie C Mowry

Open access · hybridAbstract readEvaluation Study
In one paragraph

Article in Journal of orthopaedic research : official publication of the Orthopaedic Research Society, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 1 pooled it
3.9field-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

21 citing papers in PubMed, 1 synthesis or guideline pooled it, 46 citations in OpenAlex.

  1. Pooled it
  2. Article
  3. Article
  4. Exploring Placental Protein-Target Protein Interactions:Current protein & peptide science · 2025
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  11. Network analysis,Frontiers in pharmacology · 2023
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  12. Review
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  15. Article
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  19. Injectable amnion hydrogel-mediated delivery of adipose-derived stem cells for osteoarthritis treatment.Proceedings of the National Academy of Sciences of the United States of America · 2022
    Article
  20. 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

4 authors at 3 institutions in 1 country.

Kelly A KimmerlingOrganogenesis Inc., Birmingham, Alabama.ORCID 0000-0002-3159-5700
Andreas H GomollDepartment of Orthopaedic Surgery, Hospital for Special Surgery, New York, New York.
Jack FarrKnee Preservation and Cartilage Restoration Center, OrthoIndy, Indianapolis, Indiana.
Katie C MowryOrganogenesis Inc., Birmingham, Alabama.ORCID 0000-0002-0047-544X
Organogenesis (United States) · USHospital for Special Surgery · USIndiana Orthopaedic Hospital · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Osteoarthritis (OA) affects over 301 million adults worldwide. Inflammation is a recognized component of the OA process; two potent pro-inflammatory cytokines involved in OA are interleukin-1β and tumor necrosis factor-α. Placental-derived tissues and fluids are known to contain anti-inflammatory and immunomodulatory cytokines and growth factors. The objective of this study was to evaluate the anti-inflammatory effects of amniotic suspension allograft (ASA) in an in vivo model of OA; we evaluated pain, function, and cytokine levels following ASA treatment in the rat monosodium iodoacetate (MIA) OA pain model. Rats were injected with 2 mg of MIA, which causes pain, cartilage degeneration, and inflammation, followed by treatment with saline, triamcinolone (positive control), or ASA 7 days following disease induction with MIA. Behavioral assays, including gait analysis, mechanical pain threshold, incapacitance, and swelling were evaluated, along with histology and serum and synovial fluid biomarkers. Treatment with ASA resulted in significant improvements in pain threshold, while weight bearing aversion and swelling were significantly decreased. There were no differences between groups in total joint score after histological grading. Serum biomarkers did not show differences, indicating a lack of systemic response; however, synovial fluid levels of IL-10 were significantly increased in animals treated with ASA. ASA treatment significantly reduced pain, weight-bearing aversion and swelling. This study provides mechanistic data regarding potential therapeutic effects of ASA in OA and preliminary evidence of the anti-inflammatory nature of ASA. © 2019 Orthopaedic Research Society. Published by Wiley Periodicals, Inc. J Orthop Res 38:1141-1149, 2020.

Indexed as

Amniotic FluidAllograftsAmnionAnimalsArthritis, ExperimentalCell- and Tissue-Based TherapyMaleOsteoarthritisRats, Sprague-Dawleyamniotic suspension allograftinflammationMIA modelosteoarthritispain

Identifiers

PMID31814175
PMCPMC7187262
OpenAlexW2995171684

What OpenQuestion holds

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Registered trials

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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.