Evidence map›Paper›PMID 29116140›Full record

ArticleScientific reports2017

Valid gene expression normalization by RT-qPCR in studies on hPDL fibroblasts with focus on orthodontic tooth movement and periodontitis.

Christian Kirschneck, Sarah Batschkus, Peter Proff, Josef Köstler, Gerrit Spanier, Agnes Schröder

Abstract 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 52 papers.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed
–field-weighted citation impact
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

52 citing papers in PubMed.

  1. Article
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  3. Validation of reliable reference genes for qPCR of CD4+ T cells exposed to compressive strain.Journal of orofacial orthopedics = Fortschritte der Kieferorthopadie : Organ/official journal Deutsche Gesellschaft fur Kieferorthopadie · 2025
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  12. Impact of phosphorylation of heat shock protein 27 on the expression profile of periodontal ligament fibroblasts during mechanical strain.Journal of orofacial orthopedics = Fortschritte der Kieferorthopadie : Organ/official journal Deutsche Gesellschaft fur Kieferorthopadie · 2023
    Article
  13. Article
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  16. Effects of histamine and various histamine receptor antagonists on gene expression profiles of macrophages during compressive strain.Journal of orofacial orthopedics = Fortschritte der Kieferorthopadie : Organ/official journal Deutsche Gesellschaft fur Kieferorthopadie · 2022
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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.

Christian KirschneckDepartment of Orthodontics, University Medical Centre of Regensburg, Regensburg, D-93053, Germany. christian.kirschneck@ukr.de.ORCID 0000-0001-9473-8724
Sarah BatschkusDepartment of Orthodontics, University of Goettingen, Goettingen, D-37075, Germany.
Peter ProffDepartment of Orthodontics, University Medical Centre of Regensburg, Regensburg, D-93053, Germany.
Josef KöstlerInstitute of Microbiology and Hygiene, University Medical Centre of Regensburg, Regensburg, D-93053, Germany.
Gerrit SpanierDepartment of Cranial and Maxillo-Facial Surgery, University Medical Centre of Regensburg, Regensburg, D-93053, Germany.
Agnes SchröderDepartment of Orthodontics, University Medical Centre of Regensburg, Regensburg, D-93053, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Meaningful, reliable and valid mRNA expression analyses by real-time quantitative PCR (RT-qPCR) can only be achieved, if suitable reference genes are chosen for normalization and if appropriate RT-qPCR quality standards are met. Human periodontal ligament (hPDL) fibroblasts play a major mediating role in orthodontic tooth movement and periodontitis. Despite corresponding in-vitro gene expression studies being a focus of interest for many years, no information is available for hPDL fibroblasts on suitable reference genes, which are generally used in RT-qPCR experiments to normalize variability between samples. The aim of this study was to identify and validate suitable reference genes for normalization in untreated hPDL fibroblasts as well as experiments on orthodontic tooth movement or periodontitis (Aggregatibacter actinomycetemcomitans). We investigated the suitability of 13 candidate reference genes using four different algorithms (geNorm, NormFinder, comparative ΔC

Indexed as

Gene Expression ProfilingTooth Movement TechniquesAlgorithmsComputational BiologyFibroblastsHumansPeriodontal LigamentPeriodontitisReal-Time Polymerase Chain Reaction

Identifiers

PMID29116140
PMCPMC5677027

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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.