Evidence map›Paper›PMID 33561941›Full record

ArticleInternational journal of molecular sciences2021

Gelatin Methacryloyl-Riboflavin (GelMA-RF) Hydrogels for Bone Regeneration.

Ryoma Goto, Eisaku Nishida, Shuichiro Kobayashi, Makoto Aino, Tasuku Ohno, Yuki Iwamura, Takeshi Kikuchi, Jun-Ichiro Hayashi, Genta Yamamoto, Masaki Asakura and 1 more

Open access · goldAbstract read
In one paragraph

Article in International journal of molecular sciences, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
5.0field-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

44 citing papers in PubMed, 77 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

11 authors at 1 institution in 1 country.

Ryoma GotoDepartment of Periodontology, School of Dentistry, Aichi Gakuin University, 2-11 Suemori-dori, Chikusa-ku, Nagoya, Aichi 464-8651, Japan.
Eisaku NishidaDepartment of Periodontology, School of Dentistry, Aichi Gakuin University, 2-11 Suemori-dori, Chikusa-ku, Nagoya, Aichi 464-8651, Japan.ORCID 0000-0002-4957-0405
Shuichiro KobayashiDepartment of Periodontology, School of Dentistry, Aichi Gakuin University, 2-11 Suemori-dori, Chikusa-ku, Nagoya, Aichi 464-8651, Japan.
Makoto AinoDepartment of Periodontology, School of Dentistry, Aichi Gakuin University, 2-11 Suemori-dori, Chikusa-ku, Nagoya, Aichi 464-8651, Japan.
Tasuku OhnoDepartment of Periodontology, School of Dentistry, Aichi Gakuin University, 2-11 Suemori-dori, Chikusa-ku, Nagoya, Aichi 464-8651, Japan.
Yuki IwamuraDepartment of Periodontology, School of Dentistry, Aichi Gakuin University, 2-11 Suemori-dori, Chikusa-ku, Nagoya, Aichi 464-8651, Japan.ORCID 0000-0003-0673-4921
Takeshi KikuchiDepartment of Periodontology, School of Dentistry, Aichi Gakuin University, 2-11 Suemori-dori, Chikusa-ku, Nagoya, Aichi 464-8651, Japan.ORCID 0000-0003-0310-5302
Jun-Ichiro HayashiDepartment of Periodontology, School of Dentistry, Aichi Gakuin University, 2-11 Suemori-dori, Chikusa-ku, Nagoya, Aichi 464-8651, Japan.ORCID 0000-0001-9742-5184
Genta YamamotoDepartment of Periodontology, School of Dentistry, Aichi Gakuin University, 2-11 Suemori-dori, Chikusa-ku, Nagoya, Aichi 464-8651, Japan.
Masaki AsakuraDepartment of Dental Materials Science, School of Dentistry, Aichi Gakuin University, 1-100 Kusumoto-cho, Chikusa-ku, Nagoya, Aichi 464-8650, Japan.ORCID 0000-0002-3901-8465
Akio MitaniDepartment of Periodontology, School of Dentistry, Aichi Gakuin University, 2-11 Suemori-dori, Chikusa-ku, Nagoya, Aichi 464-8651, Japan.ORCID 0000-0001-5427-411X
Aichi Gakuin University · JP

Funding

the Ministry of Education, Culture, Sports, Science and Technology of Japan. 17K11998
6 · The paper itself

Abstract

Gelatin methacryloyl (GelMA) is a versatile biomaterial that has been used in various biomedical fields. UV light is commonly used to photocrosslink such materials; however, its use has raised several biosafety concerns. We investigated the mechanical and biological properties of a visible-wavelength (VW)-light-crosslinked gelatin-based hydrogel to evaluate its viability as a scaffold for bone regeneration in bone-destructive disease treatment. Irgacure2959 or riboflavin was added as a photoinitiator to create GelMA solutions. GelMA solutions were poured into a mold and exposed to either UV or VW light. KUSA-A1 cell-laden GelMA hydrogels were crosslinked and then cultured. Mechanical characterization revealed that the stiffness range of GelMA-RF hydrogel was suitable for osteoblast differentiation. KUSA-A1 cells encapsulated in GelMA hydrogels photopolymerized with VW light displayed significantly higher cell viability than cells encapsulated in hydrogels photopolymerized with UV light. We also show that the expression of osteogenesis-related genes at a late stage of osteoblast differentiation in osteoblasts encapsulated in GelMA-RF hydrogel was markedly increased under osteoblast differentiation-inducing conditions. The GelMA-RF hydrogel served as an excellent scaffold for the encapsulation of osteoblasts. GelMA-RF hydrogel-encapsulated osteoblasts have the potential not only to help regenerate bone mass but also to treat complex bone defects associated with bone-destructive diseases such as periodontitis.

Indexed as

AnimalsBiocompatible MaterialsBone RegenerationCell DifferentiationCell LineCell SurvivalCuring Lights, DentalGelatinHydrogelsLightMethacrylatesMiceOsteogenesisPeriodontitisPhotoinitiators, DentalPropane2-hydroxy-1-(4-(hydroxyethoxy)phenyl)-2-methyl-1-propanoneBiocompatible MaterialsGelatingelatin methacryloylHydrogelsMethacrylatesPhotoinitiators, DentalPropaneRiboflavinGelMAhydrogelosteoblastphotocrosslinkingriboflavintissue engineeringvisible wavelength

Identifiers

PMID33561941
PMCPMC7915045
OpenAlexW3126960072

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.