Evidence map›Paper›PMID 26250796›Full record

ArticleClinical oral investigations2016

Regenerative endodontic procedure of an infected immature permanent human tooth: an immunohistological study.

Nastaran Meschi, Petra Hilkens, Ivo Lambrichts, Kathleen Van den Eynde, Athina Mavridou, Olaf Strijbos, Marieke De Ketelaere, Gertrude Van Gorp, Paul Lambrechts

Abstract read
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In one paragraph

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 14 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 1 pooled it
8.4field-weighted citation impact, top 2% 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

14 citing papers in PubMed, 1 synthesis or guideline pooled it, 60 citations in OpenAlex.

  1. Tissue Characteristics in Endodontic Regeneration: A Systematic Review.International journal of molecular sciences · 2022
    Pooled it
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  5. Loss of Stat3 in OsterixCell & bioscience · 2023
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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 2 institutions in 1 country.

Nastaran MeschiDepartment of Oral Health Sciences, KU Leuven & Dentistry, University Hospitals Leuven, Leuven, Belgium. nastaran.meschi@med.kuleuven.be.
Petra HilkensLaboratory of Morphology, Biomedical Research Institute (BIOMED), Hasselt University, 3590, Diepenbeek, Belgium.
Ivo LambrichtsLaboratory of Morphology, Biomedical Research Institute (BIOMED), Hasselt University, 3590, Diepenbeek, Belgium.
Kathleen Van den EyndeLaboratory of Translational Cell and Tissue Research, Department of Imaging and Pathology, KU Leuven, Leuven, Belgium.
Athina MavridouDepartment of Oral Health Sciences, KU Leuven & Dentistry, University Hospitals Leuven, Leuven, Belgium.
Olaf StrijbosDepartment of Oral Health Sciences, KU Leuven & Dentistry, University Hospitals Leuven, Leuven, Belgium.
Marieke De Ketelaere, H. Horriestraat 40 a bus 13, 8800, Roeselare, Belgium.
Gertrude Van GorpDepartment of Oral Health Sciences, KU Leuven & Dentistry, University Hospitals Leuven, Leuven, Belgium.
Paul LambrechtsDepartment of Oral Health Sciences, KU Leuven & Dentistry, University Hospitals Leuven, Leuven, Belgium.
KU Leuven · BEHasselt University · BE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesAn immunohistological study of an infected immature permanent human tooth after a regenerative endodontic procedure (REP) was conducted in order to determine the histologic outcome of this procedure. Besides observed signs of angiogenesis and neurogenesis, repair and/or regeneration of the pulp-dentin complex was also investigated. MATERIALS AND

methodsA REP was performed on tooth 45 of a 10-year-old girl. Eleven months post-treatment, the tooth had to be removed for orthodontic reasons. The following investigations were performed: immunohistology and radiographic quantification of root development. After hematoxylin-eosin (HE) staining, the following immunomarkers were selected: neurofilament (NF), pan cytokeratin (PK), osteocalcin (OC), and CD34.

resultsThe REP resulted in clinical and radiographic healing of the periradicular lesion and quantifiable root development. The HE staining matches with the medical imaging post-REP: underneath the mineral trioxide aggregate a calcified bridge with cell inclusions, connective pulp-like tissue (PLT) with blood vessels, osteodentin against the root canal walls, on the root surface cementum (Ce), and periodontal ligament (PDL). The PDL was PK(+). The blood vessels in the PLT and PDL were CD34(+). The Ce, osteodentin, and stromal cells in the PLT were OC(+). The neurovascular bundles in the PLT were NF(+).

conclusionsImmunohistologically, REP of this infected immature permanent tooth resulted in an intracanalar connective tissue with a regulated physiology, but not pulp tissue. CLINICAL RELEVANCE: REP of an immature permanent infected tooth may heal the periapical infection and may result in a combination of regeneration and repair of the pulp-dentin complex.

Indexed as

ApexificationDental Pulp NecrosisTooth ApexDental PulpFemaleHumansTooth RootAngiogenesisPulp biologyStem cell(s)Tooth development

Identifiers

PMID26250796
OpenAlexW1059435133

What OpenQuestion holds

Textmetadata
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.