Evidence map›Paper›PMID 26876734›Full record

ArticleClinical oral investigations2016

Pre-coating deproteinized bovine bone mineral (DBBM) with bone-conditioned medium (BCM) improves osteoblast migration, adhesion, and differentiation in vitro.

Jordi Caballé-Serrano, Masako Fujioka-Kobayashi, Dieter D Bosshardt, Reinhard Gruber, Daniel Buser, Richard J Miron

Abstract read
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Article in Clinical oral investigations, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed, 1 pooled it
0.7field-weighted citation impact, top 28% 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

7 citing papers in PubMed, 1 synthesis or guideline pooled it, 11 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 4 institutions in 4 countries.

Jordi Caballé-SerranoLaboratory of Oral Cell Biology, School of Dental Medicine, University of Bern, Bern, Switzerland.
Masako Fujioka-KobayashiDepartment of Cranio-Maxillofacial Surgery, Bern University Hospital, Inselspital, Bern, Switzerland.
Dieter D BosshardtLaboratory of Oral Histology, School of Dental Medicine, University of Bern, Bern, Switzerland.
Reinhard GruberDepartment of Oral Biology, Medical University of Vienna, Vienna, Austria.
Daniel BuserDepartment of Oral Surgery and Stomatology, School of Dental Medicine, University of Bern, Bern, Switzerland.
Richard J MironLaboratory of Oral Cell Biology, School of Dental Medicine, University of Bern, Bern, Switzerland. richard.miron@zmk.unibe.ch.
University of Bern · CHMedical University of Vienna · ATTokushima University · JPUniversitat Internacional de Catalunya · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesAutogenous bone grafting has remained the gold standard for bone augmentation procedures with ability to release growth factors to the surrounding microenvironment. Recent investigations have characterized these specific growth factors released by autogenous bone chips with further isolation into a "bone-conditioned medium" (BCM). The aim of the present investigation was to utilize autologous growth factors from bone chips (BCM) in combination with deproteinized bovine bone mineral (DBBM) and investigate the ability for BCM to enhance osteoblast behavior. MATERIALS AND

methodsMouse ST2 cells were seeded on (1) DBBM particles alone or (2) DBBM + BCM. Thereafter, samples were compared for cell recruitment, adhesion, proliferation, and real-time PCR for osteoblast differentiation markers including Runx2, collagen 1 alpha 2 (COL1A2), alkaline phosphatase (ALP), and osteocalcin (OCN). Alizarin red staining was used to assess mineralization.

resultsCoating BCM on DBBM particles improved cell migration of ST2 cells and significantly enhanced a 2-fold increase in cell adhesion. While no significant increase in cell proliferation was observed, BCM significantly increased mRNA levels of COL1A2, ALP, and OCN at 3 days post seeding. Furthermore, a 3-fold increase in alizarin red staining was observed on DBBM particles pre-coated with BCM.

conclusionPre-coating DBBM with BCM enhanced the osteoconductive properties of DBBM by mediating osteoblast recruitment, attachment, and differentiation towards bone-forming osteoblasts. Future animal study is necessary to further characterize the added benefit of BCM as an autogenous growth factor source for combination therapies. CLINICAL RELEVANCE: The application of BCM in combination with biomaterials may serve as an autogenous growth factor source for bone regeneration.

Indexed as

Alkaline PhosphataseAnimalsBiomarkersBone SubstitutesBone TransplantationCattleCell AdhesionCell DifferentiationCell MovementCell ProliferationCoated Materials, BiocompatibleCollagen Type ICore Binding Factor Alpha 1 SubunitCulture Media, ConditionedMiceOsteoblastsAlkaline PhosphataseBiomarkersBone SubstitutesCoated Materials, BiocompatibleCollagen Type ICore Binding Factor Alpha 1 SubunitCulture Media, ConditionedOsteocalcinRunx2 protein, mouseBarrier membranesBone-conditioned mediaBone graftingGrowth factorsGuided bone regeneration

Identifiers

PMID26876734
OpenAlexW2287600956

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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.