Evidence map›Paper›PMID 28882369›Full record

ArticleDental materials : official publication of the Academy of Dental Materials2017

3D printed TCP-based scaffold incorporating VEGF-loaded PLGA microspheres for craniofacial tissue engineering.

F Fahimipour, M Rasoulianboroujeni, E Dashtimoghadam, K Khoshroo, M Tahriri, F Bastami, D Lobner, L Tayebi

Open access · greenAbstract read
In one paragraph

Article in Dental materials : official publication of the Academy of Dental Materials, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 52 papers.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed
4.6field-weighted citation impact, top 5% 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

52 citing papers in PubMed, 116 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

8 authors at 3 institutions in 3 countries.

F FahimipourMarquette University School of Dentistry, Milwaukee, WI 53233, USA.
M RasoulianboroujeniMarquette University School of Dentistry, Milwaukee, WI 53233, USA.
E DashtimoghadamMarquette University School of Dentistry, Milwaukee, WI 53233, USA.
K KhoshrooMarquette University School of Dentistry, Milwaukee, WI 53233, USA.
M TahririMarquette University School of Dentistry, Milwaukee, WI 53233, USA.
F BastamiResearch Institute of Dental Sciences, School of Dentistry, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
D LobnerDepartment of Biomedical Sciences, Marquette University, Milwaukee, WI 53233, USA.
L TayebiMarquette University School of Dentistry, Milwaukee, WI 53233, USA; Department of Engineering Science, University of Oxford, Oxford OX1 3PJ, UK. Electronic address: lobat.tayebi@marquette.edu.
Marquette University · USShahid Beheshti University of Medical Sciences · IRUniversity of Oxford · GB

Funding

Role of system xc- in dental pulp survival and deathR15DE024320 · NIDCR · MARQUETTE UNIVERSITY · PI LOBNER, DOUGLAS C · 2015 to 2015
$453k
Growth factor effects on dental pulp cellsR15DE018250 · NIDCR · MARQUETTE UNIVERSITY · PI LOBNER, DOUGLAS C · 2008 to 2008
$224k
NIDCR NIH HHS R15 DE018250NIDCR NIH HHS R15 DE024320
6 · The paper itself

Abstract

objectiveVascularization is a critical process during bone regeneration/repair and the lack of tissue vascularization is recognized as a major challenge in applying bone tissue engineering methods for cranial and maxillofacial surgeries. The aim of our study is to fabricate a vascular endothelial growth factor (VEGF)-loaded gelatin/alginate/β-TCP composite scaffold by 3D printing method using a computer-assisted design (CAD) model.

methodsThe paste, composed of (VEGF-loaded PLGA)-containing gelatin/alginate/β-TCP in water, was loaded into standard Nordson cartridges and promptly employed for printing the scaffolds. Rheological characterization of various gelatin/alginate/β-TCP formulations led to an optimized paste as a printable bioink at room temperature.

resultsThe in vitro release kinetics of the loaded VEGF revealed that the designed scaffolds fulfill the bioavailability of VEGF required for vascularization in the early stages of tissue regeneration. The results were confirmed by two times increment of proliferation of human umbilical vein endothelial cells (HUVECs) seeded on the scaffolds after 10 days. The compressive modulus of the scaffolds, 98±11MPa, was found to be in the range of cancellous bone suggesting their potential application for craniofacial tissue engineering. Osteoblast culture on the scaffolds showed that the construct supports cell viability, adhesion and proliferation. It was found that the ALP activity increased over 50% using VEGF-loaded scaffolds after 2 weeks of culture. SIGNIFICANCE: The 3D printed gelatin/alginate/β-TCP scaffold with slow releasing of VEGF can be considered as a potential candidate for regeneration of craniofacial defects.

Indexed as

Printing, Three-DimensionalAlginatesBiological AvailabilityCalcium PhosphatesCells, CulturedComputer-Aided DesignCraniofacial AbnormalitiesGelatinGlucuronic AcidHexuronic AcidsLactic AcidMicrospheresOsteoblastsPolyglycolic AcidPolylactic Acid-Polyglycolic Acid CopolymerTissue EngineeringAlginatesbeta-tricalcium phosphateCalcium PhosphatesGelatinGlucuronic AcidHexuronic AcidsLactic AcidPolyglycolic AcidPolylactic Acid-Polyglycolic Acid CopolymerVascular Endothelial Growth Factor A3D printingPLGA microsphereScaffoldTissue engineeringVEGFβ-Tricalcium phosphate

Identifiers

PMID28882369
PMCPMC6013845
OpenAlexW2753611131

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.