Evidence map›Paper›PMID 29855543›Full record

ArticleScientific reports2018

Direct phenotypic conversion of human fibroblasts into functional osteoblasts triggered by a blockade of the transforming growth factor-β signal.

Kenta Yamamoto, Tsunao Kishida, Kei Nakai, Yoshiki Sato, Shin-Ichiro Kotani, Yuta Nishizawa, Toshiro Yamamoto, Narisato Kanamura, Osam Mazda

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
2.2field-weighted citation impact, top 12% 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

27 citing papers in PubMed, 38 citations in OpenAlex.

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  17. Cell-PermeableInternational journal of molecular sciences · 2021
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  19. The Progress of Stem Cell Technology for Skeletal Regeneration.International journal of molecular sciences · 2021
    Review
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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

9 authors at 1 institution in 1 country.

Kenta YamamotoDepartment of Immunology, Kyoto Prefectural University of Medicine, Kamigyo, Kyoto, 602-8566, Japan.
Tsunao KishidaDepartment of Immunology, Kyoto Prefectural University of Medicine, Kamigyo, Kyoto, 602-8566, Japan.
Kei NakaiDepartment of Immunology, Kyoto Prefectural University of Medicine, Kamigyo, Kyoto, 602-8566, Japan.
Yoshiki SatoDepartment of Dental Medicine, Kyoto Prefectural University of Medicine, Kamigyo, Kyoto, 602-8566, Japan.
Shin-Ichiro KotaniDepartment of Immunology, Kyoto Prefectural University of Medicine, Kamigyo, Kyoto, 602-8566, Japan.
Yuta NishizawaDepartment of Immunology, Kyoto Prefectural University of Medicine, Kamigyo, Kyoto, 602-8566, Japan.
Toshiro YamamotoDepartment of Dental Medicine, Kyoto Prefectural University of Medicine, Kamigyo, Kyoto, 602-8566, Japan.
Narisato KanamuraDepartment of Dental Medicine, Kyoto Prefectural University of Medicine, Kamigyo, Kyoto, 602-8566, Japan.
Osam MazdaDepartment of Immunology, Kyoto Prefectural University of Medicine, Kamigyo, Kyoto, 602-8566, Japan. mazda@koto.kpu-m.ac.jp.ORCID 0000-0001-9489-3556
Kyoto Prefectural University of Medicine · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A procedure to generate functional osteoblasts from human somatic cells may pave the way to a novel and effective transplantation therapy in bone disorders. Here, we report that human fibroblasts were induced to show osteoblast phenotypes by culturing with ALK5 i II, which is a specific inhibitor for activin-like kinase 5 (ALK5) (tumor growth factor-β receptor 1 (TGF-β R1)). Cells cultured with ALK5 i II expressed osteoblast-specific genes and massively produced calcified bone matrix, similar to the osteoblasts induced from mesenchymal stem cells (MSC-OBs). Treatment with vitamin D3 in addition to ALK5 i II induced more osteoblast-like characters, and the efficiency of the conversion reached approximately 90%. The chemical compound-mediated directly converted osteoblasts (cOBs) were similar to human primary osteoblasts in terms of expression profiles of osteoblast-related genes. The cOBs abundantly produced bone matrix in vivo and facilitated bone healing after they were transplanted into immunodeficient mice at an artificially induced defect lesion in femoral bone. The present procedure realizes a highly efficient direct conversion of human fibroblasts into transgene-free and highly functional osteoblasts, which might be applied in a novel strategy of bone regeneration therapy in bone diseases.

Indexed as

AnimalsBenzamidesBone RegenerationCells, CulturedCholecalciferolDioxolesFemoral FracturesFemurFibroblastsHumansImidazolesMaleMiceMice, Inbred NODOsteoblastsPhenotype4-(4-(2,3-dihydrobenzo(1,4)dioxin-6-yl)-5-pyridin-2-yl-1H-imidazol-2-yl)benzamide4-(5-benzo(1,3)dioxol-5-yl-4-pyridin-2-yl-1H-imidazol-2-yl)benzamideBenzamidesCholecalciferolDioxolesImidazolesReceptor, Transforming Growth Factor-beta Type ISmad2 Protein

Identifiers

PMID29855543
PMCPMC5981640
OpenAlexW2807184716

What OpenQuestion holds

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Registered trials

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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.