Evidence map›Paper›PMID 32161892›Full record

ArticleEuropean endodontic journal2019

Vascularity and Angiogenic Signaling in the Dentine-Pulp Complex of Immature and Mature Permanent Teeth.

Ahmad Al-Hassiny, Haizal Hussaini, Trudy Milne, Benedict Seo, Alison M Rich, Lara T Friedlander

Open access · greenAbstract read
In one paragraph

Article in European endodontic journal, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.5field-weighted citation impact, top 30% 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

6 citing papers in PubMed, 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 2 institutions in 2 countries.

Ahmad Al-HassinySir John Walsh Research Institute, Faculty of Dentistry, University of Otago, New Zealand.
Haizal HussainiSir John Walsh Research Institute, Faculty of Dentistry, University of Otago, New Zealand.
Trudy MilneSir John Walsh Research Institute, Faculty of Dentistry, University of Otago, New Zealand.
Benedict SeoSir John Walsh Research Institute, Faculty of Dentistry, University of Otago, New Zealand.
Alison M RichSir John Walsh Research Institute, Faculty of Dentistry, University of Otago, New Zealand.
Lara T FriedlanderSir John Walsh Research Institute, Faculty of Dentistry, University of Otago, New Zealand.
University of Otago · NZThe University of Queensland · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

ABSTRACT.

objectiveThis study aimed to examine the protein and gene expression of vascular endothelial growth factor (VEGF) and angiopoietins-1 and 2 in tissue from healthy and inflamed dental pulps.

methodsPermanent teeth with pulps diagnosed as healthy or reversible pulpitis were used for immunohistochemistry (IHC) and gene expression experiments. For IHC, a whole pulp tissue was excavated from the pulp chamber, and it was formalin-fixed and processed for routine IHC with angiogenic markers anti-VEGF, anti-Ang1, and anti-Ang2. Staining was visualized with diaminobenzidine (DAB), and examined using light microscopy. The distribution of markers in healthy and inflamed pulps was qualitatively and quantitatively analyzed. Real-time quantitative polymerase chain reaction (RT qPCR) was used to ascertain the gene expression levels of

resultsThere was increased protein and mRNA expression of VEGF and Ang-1 markers in inflamed pulp samples as compared with that in the healthy pulp tissue. IHC demonstrated intense expression of the VEGF protein on endothelial cells (EC) and some non-ECs, and there was significantly more staining on ECs associated with inflamed tissue (P<0.001). Ang-1 and Ang-2 were significantly expressed on ECs and non-ECs (P<0.05). RT qPCR did not show significant differences in gene expression between healthy and inflamed samples although similar trends were observed to IHC.

conclusionThe presence of Ang-1, Ang-2, VEGF, and

Indexed as

Angiogenesisangiopoietinsdental pulpimmunohistochemistryreversible pulpitisTie2VEGF

Identifiers

PMID32161892
PMCPMC7006546
OpenAlexW2901238031

What OpenQuestion holds

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LicenceCC BY-NC
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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.