Evidence map›Paper›PMID 23149902›Full record

ArticleAnnals of biomedical engineering2013

Temporal healing in rat achilles tendon: ultrasound correlations.

Connie S Chamberlain, Sarah E Duenwald-Kuehl, Gregory Okotie, Sabrina H Brounts, Geoffrey S Baer, Ray Vanderby

Abstract read
In one paragraph

Article in Annals of biomedical engineering, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
–field-weighted citation impact
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

24 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Loss of periostin function impairs ligament fibroblast activity and facilitates ROS-mediated cellular senescence.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2024
    Article
  6. Identification of Periostin as a critical niche for myofibroblast dynamics and fibrosis during tendon healing.Matrix biology : journal of the International Society for Matrix Biology · 2024
    Article
  7. Article
  8. Article
  9. Article
  10. Article
  11. Distinct expression pattern of periostin splice variants in chondrocytes and ligament progenitor cells.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2019
    Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Review
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  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

6 authors.

Connie S ChamberlainDepartment of Orthopedics and Rehabilitation, University of Wisconsin, 1111 Highland Ave., 5059 WIMR, Madison, WI 53705, USA.
Sarah E Duenwald-Kuehl
Gregory Okotie
Sabrina H Brounts
Geoffrey S Baer
Ray Vanderby

Funding

Modulation of the Immune System to Improve Ligament/Ligament Graft HealingR01AR059916 · NIAMS · UNIVERSITY OF WISCONSIN-MADISON · PI MURPHY, WILLIAM L., VANDERBY, RAY · 2010 to 2014
$1.4M
Ligament Healing: Role of NeuropeptidesR01AR049266 · NIAMS · UNIVERSITY OF WISCONSIN-MADISON · PI VANDERBY, RAY · 2005 to 2007
$991k
NIAMS NIH HHS AR049266NIAMS NIH HHS AR059916NIAMS NIH HHS R01 AR049266NIAMS NIH HHS R01 AR059916
6 · The paper itself

Abstract

The purpose of this study was to explore whether a new ultrasound-based technique correlates with mechanical and biological metrics that describe the tendon healing. Achilles tendons in 32 rats were unilaterally transected and allowed to heal without repair. At 7, 9, 14, or 29 days post-injury, tendons were collected and examined for healing via ultrasound image analysis, mechanical testing, and immunohistochemistry. Consistent with previous studies, we observe that the healing tendons are mechanically inferior (ultimate stress, ultimate load, and normalized stiffness) and biologically altered (cellular and ECM factors) compared to contralateral controls with an incomplete recovery over healing time. Unique to this study, we report: (1) Echo intensity (defined by gray-scale brightness in the ultrasound image) in the healing tissue is related to stress and normalized stiffness. (2) Elongation to failure is relatively constant so that tissue normalized stiffness is linearly correlated with ultimate stress. Together, 1 and 2 suggest a method to quantify mechanical compromise in healing tendons. (3) The amount and type of collagen in healing tendons associates with their strength and normalized stiffness as well as their ultrasound echo intensity. (4) A significant increase of periostin in the healing tissues suggests an important but unexplored role for this ECM protein in tendon healing.

Indexed as

Achilles TendonAnimalsBiomechanical PhenomenaBiomedical EngineeringCell Adhesion MoleculesCollagen Type ICollagen Type IIIImmunohistochemistryRatsRats, WistarTime FactorsUltrasonographyWound HealingCell Adhesion MoleculesCollagen Type ICollagen Type IIIPostn protein, rat

Identifiers

PMID23149902
PMCPMC3600106

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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.