Evidence map›Paper›PMID 30044544›Full record

ArticleJournal of tissue engineering and regenerative medicine2018

Form and functional repair of long bone using 3D-printed bioactive scaffolds.

Nick Tovar, Lukasz Witek, Pablo Atria, Michael Sobieraj, Michelle Bowers, Christopher D Lopez, Bruce N Cronstein, Paulo G Coelho

Abstract read
In one paragraph

Article in Journal of tissue engineering and regenerative medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing 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

29 citing papers in PubMed.

  1. Article
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  4. Review
  5. [Research progress on strontium modified β-tricalcium phosphate composite biomaterials with immune regulatory properties].Zhongguo xiu fu chong jian wai ke za zhi = Zhongguo xiufu chongjian waike zazhi = Chinese journal of reparative and reconstructive surgery · 2025
    Review
  6. Review
  7. Review
  8. Review
  9. Review
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  12. Direct inkjet writing type 1 bovine collagen/β-tricalcium phosphate scaffolds for bone regeneration.Journal of biomedical materials research. Part B, Applied biomaterials · 2024
    Article
  13. Article
  14. Article
  15. Review
  16. Article
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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

8 authors.

Nick TovarDepartment of Biomaterials and Biomimetics, College of Dentistry New York University, New York, New York.
Lukasz WitekDepartment of Biomaterials and Biomimetics, College of Dentistry New York University, New York, New York.ORCID 0000-0003-1458-6527
Pablo AtriaBiomaterials Department, Universidad de los Andes, Santiago, Chile.
Michael SobierajDepartment of Orthopaedic Surgery, University of Pennsylvania, Penn Presbyterian Medical Center, Philadelphia, Pennsylvania.
Michelle BowersDepartment of Biomaterials and Biomimetics, College of Dentistry New York University, New York, New York.
Christopher D LopezDepartment of Biomaterials and Biomimetics, College of Dentistry New York University, New York, New York.
Bruce N CronsteinDepartment of Medicine, New York University School of Medicine, New York, New York.
Paulo G CoelhoDepartment of Biomaterials and Biomimetics, College of Dentistry New York University, New York, New York.

Funding

Project-005UL1TR001445 · NCATS · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI BREDELLA, MIRIAM ANTOINETTE, HOCHMAN, JUDITH S · 2015 to 2025
$103.5M
Purinergic Stimulation of Bone RegenerationR01AR068593 · NIAMS · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI COELHO, PAULO G, CRONSTEIN, BRUCE NEIL · 2015 to 2019
$2.8M
NCATS NIH HHS UL1 TR001445NIAMS NIH HHS AR068593NIAMS NIH HHS AR068593-02SNIAMS NIH HHS AR068593-03SNIAMS NIH HHS R01 AR068593
6 · The paper itself

Abstract

Injuries to the extremities often require resection of necrotic hard tissue. For large-bone defects, autogenous bone grafting is ideal but, similar to all grafting procedures, is subject to limitations. Synthetic biomaterial-driven engineered healing offers an alternative approach. This work focuses on three-dimensional (3D) printing technology of solid-free form fabrication, more specifically robocasting/direct write. The research hypothesizes that a bioactive calcium-phosphate scaffold may successfully regenerate extensive bony defects in vivo and that newly regenerated bone will demonstrate mechanical properties similar to native bone as healing time elapses. Robocasting technology was used in designing and printing customizable scaffolds, composed of 100% beta tri-calcium phosphate (β-TCP), which were used to repair critical sized long-bone defects. Following full thickness segmental defects (~11 mm × full thickness) in the radial diaphysis in New Zealand white rabbits, a custom 3D-printed, 100% β-TCP, scaffold was implanted or left empty (negative control) and allowed to heal over 8, 12, and 24 weeks. Scaffolds and bone, en bloc, were subjected to micro-CT and histological analysis for quantification of bone, scaffold and soft tissue expressed as a function of volume percentage. Additionally, biomechanical testing at two different regions, (a) bone in the scaffold and (b) in native radial bone (control), was conducted to assess the newly regenerated bone for reduced elastic modulus (E

Indexed as

Printing, Three-DimensionalWound HealingAnimalsBiocompatible MaterialsBone and BonesCalorimetry, Differential ScanningNanotechnologyRabbitsSpectroscopy, Fourier Transform InfraredThermogravimetryTissue ScaffoldsX-Ray MicrotomographyBiocompatible Materials3D printingbioactive ceramiccalcium phosphatein vivoregenerationscaffolds

Identifiers

PMID30044544
PMCPMC8483581

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.