Evidence map›Paper›PMID 26309799›Full record

ArticleBioResearch open access2015

Tissue Engineering Whole Bones Through Endochondral Ossification: Regenerating the Distal Phalanx.

Eamon J Sheehy, Tariq Mesallati, Lara Kelly, Tatiana Vinardell, Conor T Buckley, Daniel J Kelly

Open access · diamondAbstract read
In one paragraph

Article in BioResearch open access, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
5.6field-weighted citation impact, top 4% 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

17 citing papers in PubMed, 44 citations in OpenAlex.

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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

6 authors at 3 institutions in 1 country.

Eamon J SheehyTrinity Centre for Bioengineering, Trinity Biomedical Sciences Institute, Trinity College Dublin , Dublin, Ireland . ; Department of Mechanical and Manufacturing Engineering, School of Engineering, Trinity College Dublin , Dublin, Ireland .
Tariq MesallatiTrinity Centre for Bioengineering, Trinity Biomedical Sciences Institute, Trinity College Dublin , Dublin, Ireland . ; Department of Mechanical and Manufacturing Engineering, School of Engineering, Trinity College Dublin , Dublin, Ireland .
Lara KellyTrinity Centre for Bioengineering, Trinity Biomedical Sciences Institute, Trinity College Dublin , Dublin, Ireland . ; Department of Mechanical and Manufacturing Engineering, School of Engineering, Trinity College Dublin , Dublin, Ireland .
Tatiana VinardellSchool of Agriculture and Food Science, University College Dublin , Belfield, Dublin, Ireland .
Conor T BuckleyTrinity Centre for Bioengineering, Trinity Biomedical Sciences Institute, Trinity College Dublin , Dublin, Ireland . ; Department of Mechanical and Manufacturing Engineering, School of Engineering, Trinity College Dublin , Dublin, Ireland .
Daniel J KellyTrinity Centre for Bioengineering, Trinity Biomedical Sciences Institute, Trinity College Dublin , Dublin, Ireland . ; Department of Mechanical and Manufacturing Engineering, School of Engineering, Trinity College Dublin , Dublin, Ireland . ; Department of Anatomy, Royal College of Surgeons in Ireland , Dublin, Ireland . ; Advanced Materials and Bioengineering Research Centre (AMBER), Royal College of Surgeons in Ireland and Trinity College Dublin , Dublin, Ireland .
Trinity College Dublin · IERoyal College of Surgeons in Ireland · IEUniversity College Dublin · IE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Novel strategies are urgently required to facilitate regeneration of entire bones lost due to trauma or disease. In this study, we present a novel framework for the regeneration of whole bones by tissue engineering anatomically shaped hypertrophic cartilaginous grafts in vitro that subsequently drive endochondral bone formation in vivo. To realize this, we first fabricated molds from digitized images to generate mesenchymal stem cell-laden alginate hydrogels in the shape of different bones (the temporomandibular joint [TMJ] condyle and the distal phalanx). These constructs could be stimulated in vitro to generate anatomically shaped hypertrophic cartilaginous tissues that had begun to calcify around their periphery. Constructs were then formed into the shape of the distal phalanx to create the hypertrophic precursor of the osseous component of an engineered long bone. A layer of cartilage engineered through self-assembly of chondrocytes served as the articular surface of these constructs. Following chondrogenic priming and subcutaneous implantation, the hypertrophic phase of the engineered phalanx underwent endochondral ossification, leading to the generation of a vascularized bone integrated with a covering layer of stable articular cartilage. Furthermore, spatial bone deposition within the construct could be modulated by altering the architecture of the osseous component before implantation. These findings open up new horizons to whole limb regeneration by recapitulating key aspects of normal bone development.

Indexed as

alginateanatomicalbiomaterialsendochondralstem cellstissue engineering

Identifiers

PMID26309799
PMCPMC4540120
OpenAlexW2060718794

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.