Evidence map›Paper›PMID 23629110›Full record

ArticlePlastic and reconstructive surgery2013

Deferoxamine restores callus size, mineralization, and mechanical strength in fracture healing after radiotherapy.

Alexis Donneys, Salman Ahsan, Joseph E Perosky, Sagar S Deshpande, Catherine N Tchanque-Fossuo, Benjamin Levi, Ken M Kozloff, Steven R Buchman

Open access · greenAbstract readComparative Study
In one paragraph

Article in Plastic and reconstructive surgery, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 2 pooled it
3.3field-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

19 citing papers in PubMed, 2 syntheses or guidelines pooled it, 47 citations in OpenAlex.

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  16. Experimental study of high-energy fractures delayed operation in promote bone healing.International journal of clinical and experimental medicine · 2015
    Article
  17. Amifostine preserves osteocyte number and osteoid formation in fracture healing following radiotherapy.Journal of oral and maxillofacial surgery : official journal of the American Association of Oral and Maxillofacial Surgeons · 2014
    Article
  18. The role of PGRN in musculoskeletal development and disease.Frontiers in bioscience (Landmark edition) · 2014
    Review
  19. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 3 institutions in 1 country.

Alexis DonneysAnn Arbor, Mich. From the Plastic Surgery Section, Craniofacial Research Laboratory, and the Department of Orthopedic Surgery, Orthopedic Research Laboratory, University of Michigan.
Salman Ahsan
Joseph E Perosky
Sagar S Deshpande
Catherine N Tchanque-Fossuo
Benjamin Levi
Ken M Kozloff
Steven R Buchman
University of Michigan–Ann Arbor · USAnn Arbor Center for Independent Living · USC. S. Mott Children's Hospital · US

Funding

TRAINING GRANT IN TRAUMA, BURN AND WOUND HEALING RESEARCT32GM008616 · NIGMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI BUCHMAN, STEVEN R, CHUNG, KEVIN C · 1997 to 2025
$3.1M
Translational Optimization of Bone Regeneration in the Irradiated MandibleR01CA125187 · NCI · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI BUCHMAN, STEVEN R · 2007 to 2017
$2.8M
NCI NIH HHS CA 125187NCI NIH HHS R01 CA125187NIGMS NIH HHS T32 GM008616NIGMS NIH HHS T32-GM008616
6 · The paper itself

Abstract

backgroundTherapeutic augmentation of fracture-site angiogenesis with deferoxamine has proven to increase vascularity, callus size, and mineralization in long-bone fracture models. The authors posit that the addition of deferoxamine would enhance pathologic fracture healing in the setting of radiotherapy in a model where nonunions are the most common outcome.

methodsThirty-five Sprague-Dawley rats were divided into three groups. Fracture, irradiated fracture, and irradiated fracture plus deferoxamine. The irradiated fracture and irradiated fracture plus deferoxamine groups received a human equivalent dose of radiotherapy [7 Gy/day for 5 days, (35 Gy)] 2 weeks before mandibular osteotomy and external fixation. The irradiated fracture plus deferoxamine group received injections of deferoxamine into the fracture callus after surgery. After a 40-day healing period, mandibles were dissected, clinically assessed for bony union, imaged with micro-computed tomography, and tension tested to failure.

resultsCompared with irradiated fractures, metrics of callus size, mineralization, and strength in deferoxamine-treated mandibles were significantly increased. These metrics were restored to a level demonstrating no statistical difference from control fractures. In addition, the authors observed an increased rate of achieving bony unions in the irradiated fracture plus deferoxamine-treated group when compared with irradiated fracture (67 percent and 20 percent, respectively).

conclusionsThe authors' data demonstrate nearly total restoration of callus size, mineralization, and biomechanical strength, and a threefold increase in the rate of union with the use of deferoxamine. The authors' results suggest that the administration of deferoxamine may have the potential for clinical translation as a new treatment paradigm for radiation-induced pathologic fractures.

Indexed as

AnimalsBiomechanical PhenomenaBony CallusCalcification, PhysiologicDeferoxamineDisease Models, AnimalFracture HealingMaleMandibleOsteotomyRadiation Injuries, ExperimentalRadiotherapyRandom AllocationRatsRats, Sprague-DawleySiderophoresDeferoxamineSiderophores

Identifiers

PMID23629110
PMCPMC3641519
OpenAlexW1983119666

What OpenQuestion holds

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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.