Evidence map›Paper›PMID 28974767›Full record

ArticleScientific reports2017

The neurotrophic effects of different human dental mesenchymal stem cells.

Mallappa K Kolar, Vinay N Itte, Paul J Kingham, Lev N Novikov, Mikael Wiberg, Peyman Kelk

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 89 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
89citing papers in PubMed, 1 pooled it
4.5field-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

89 citing papers in PubMed, 1 synthesis or guideline pooled it, 141 citations in OpenAlex.

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29 more citing papers are in PubMed but not listed here.

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 1 institution in 1 country.

Mallappa K KolarDepartment of Integrative Medical Biology, Section for Anatomy, Umeå University, Umeå, Sweden.
Vinay N ItteDepartment of Integrative Medical Biology, Section for Anatomy, Umeå University, Umeå, Sweden.
Paul J KinghamDepartment of Integrative Medical Biology, Section for Anatomy, Umeå University, Umeå, Sweden.ORCID 0000-0003-2596-5936
Lev N NovikovDepartment of Integrative Medical Biology, Section for Anatomy, Umeå University, Umeå, Sweden.
Mikael WibergDepartment of Integrative Medical Biology, Section for Anatomy, Umeå University, Umeå, Sweden.
Peyman KelkDepartment of Integrative Medical Biology, Section for Anatomy, Umeå University, Umeå, Sweden. peyman.kelk@umu.se.ORCID 0000-0003-1594-1738
Umeå University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The current gold standard treatment for peripheral nerve injury is nerve grafting but this has disadvantages such as donor site morbidity. New techniques focus on replacing these grafts with nerve conduits enhanced with growth factors and/or various cell types such as mesenchymal stem cells (MSCs). Dental-MSCs (D-MSCs) including stem cells obtained from apical papilla (SCAP), dental pulp stem cells (DPSC), and periodontal ligament stem cells (PDLSC) are potential sources of MSCs for nerve repair. Here we present the characterization of various D-MSCs from the same human donors for peripheral nerve regeneration. SCAP, DPSC and PDLSC expressed BDNF, GDNF, NGF, NTF3, ANGPT1 and VEGFA growth factor transcripts. Conditioned media from D-MSCs enhanced neurite outgrowth in an in vitro assay. Application of neutralizing antibodies showed that brain derived neurotrophic factor plays an important mechanistic role by which the D-MSCs stimulate neurite outgrowth. SCAP, DPSC and PDLSC were used to treat a 10 mm nerve gap defect in a rat sciatic nerve injury model. All the stem cell types significantly enhanced axon regeneration after two weeks and showed neuroprotective effects on the dorsal root ganglia neurons. Overall the results suggested SCAP to be the optimal dental stem cell type for peripheral nerve repair.

Indexed as

Mesenchymal Stem Cell TransplantationAnimalsAntibodies, NeutralizingAxonsBrain-Derived Neurotrophic FactorCulture Media, ConditionedDental PapillaDental PulpHumansMesenchymal Stem CellsNerve RegenerationNerve TissueNeuronal OutgrowthPeriodontal LigamentPeripheral Nerve InjuriesRatsAntibodies, NeutralizingBrain-Derived Neurotrophic FactorCulture Media, Conditioned

Identifiers

PMID28974767
PMCPMC5626751
OpenAlexW2556617636

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.