Evidence map›Paper›PMID 22456357›Full record

ArticlePlastic and reconstructive surgery2012

Deferoxamine enhances the vascular response of bone regeneration in mandibular distraction osteogenesis.

Alexis Donneys, Aaron S Farberg, Catherine N Tchanque-Fossuo, Sagar S Deshpande, Steven R Buchman

Abstract read
In one paragraph

Article in Plastic and reconstructive surgery, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
2.9field-weighted citation impact, top 9% 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, 1 synthesis or guideline pooled it, 53 citations in OpenAlex.

  1. Pooled it
  2. Review
  3. Article
  4. Article
  5. Review
  6. Article
  7. Review
  8. Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Review
  18. Article
  19. Article
  20. Article
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 1 institution in 1 country.

Alexis DonneysAnn Arbor, Mich. From the Plastic Surgery Section, University of Michigan Craniofacial Research Laboratory.
Aaron S Farberg
Catherine N Tchanque-Fossuo
Sagar S Deshpande
Steven R Buchman
Ann Arbor Center for Independent Living · 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 R01 CA125187NCI NIH HHS R01 CA 12587-01NIGMS NIH HHS T32 GM008616
6 · The paper itself

Abstract

backgroundBone regeneration during distraction osteogenesis is intricately associated with an enhanced vascular response. Augmenting this response may offer considerable clinical advantages such as optimizing the quality of regenerate formation, decreasing lengthy consolidation periods, or increasing regenerate size and distance. Using deferoxamine, an angiogenic transcriptional activator, the authors posit that substantial increases in vascular volume beyond the normal response to mechanical distraction can be quantified with micro-computed tomography after vessel perfusion during mandibular distraction osteogenesis.

methodsTwo groups of Sprague-Dawley rats (n = 12) underwent external fixator placement, mandibular osteotomy, and 5.1-mm distraction. During distraction, the experimental group (n = 6) was treated with deferoxamine injections into the distraction gap. After consolidation, the animals were perfused and imaged with micro-computed tomography. Vascular radiomorphometrics were calculated and statistical comparison was conducted with the independent samples t test. A value of p ≤ 0.05 was considered statistically significant.

resultsA 40 percent statistically significant increase in the number of vessels (0.82 vessels/mm versus 1.15 vessels/mm; p < 0.012) and a complementary decrease in the space between vessels (1.18 mm versus 0.86 mm; p < 0.012) were calculated in the experimental regenerate when compared with controls. This robust increase in vascularity could also be readily observed with micro-computed tomographic image reconstruction. Gross examination revealed a denser regenerate in the deferoxamine-injected group that is clearly illustrated with Faxitron radiography.

conclusionThe authors' study quantifies the ability of deferoxamine to augment the vascular response of mandibular distraction osteogenesis and establishes correlations between this therapeutic enrichment and enhanced regenerate formation.

Indexed as

Osteogenesis, DistractionAngiographyAnimalsBone RegenerationDeferoxamineExternal FixatorsMaleMandibleMicroradiographyNeovascularization, PhysiologicOsteotomyRatsRats, Sprague-DawleyTomography, X-Ray ComputedDeferoxamine

Identifiers

PMID22456357
PMCPMC4535714
OpenAlexW2093358955

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.