Evidence map›Paper›PMID 25192899›Full record

ArticleJournal of dental research2014

Osterix couples chondrogenesis and osteogenesis in post-natal condylar growth.

J Jing, R J Hinton, Y Jing, Y Liu, X Zhou, J Q Feng

Open access · greenAbstract readComparative Study
In one paragraph

Article in Journal of dental research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.8field-weighted citation impact, top 10% 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

23 citing papers in PubMed, 38 citations in OpenAlex.

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  17. Dwarfism in homozygous Agc1Genesis (New York, N.Y. : 2000) · 2017
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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 3 institutions in 2 countries.

J JingDepartment of Biomedical Sciences, Texas A&M Baylor College of Dentistry, Dallas, TX, USA State Key Laboratory of Oral Diseases, West China Hospital of Stomatology, Sichuan University, China.
R J HintonDepartment of Biomedical Sciences, Texas A&M Baylor College of Dentistry, Dallas, TX, USA bhinton@bcd.tamhsc.edu jfeng@bcd.tamhsc.edu.
Y JingDepartment of Biomedical Sciences, Texas A&M Baylor College of Dentistry, Dallas, TX, USA.
Y LiuDepartment of Biomedical Sciences, Texas A&M Baylor College of Dentistry, Dallas, TX, USA.
X ZhouState Key Laboratory of Oral Diseases, West China Hospital of Stomatology, Sichuan University, China.
J Q FengDepartment of Biomedical Sciences, Texas A&M Baylor College of Dentistry, Dallas, TX, USA bhinton@bcd.tamhsc.edu jfeng@bcd.tamhsc.edu.
Baylor University · USSichuan University · CNState Key Laboratory of Oral Diseases

Funding

DMP1 Mutations: Defects in OdontogenesisR01DE018486 · NIDCR · TEXAS A&M UNIVERSITY HEALTH SCIENCE CTR · PI FENG, JIAN Q. · 2008 to 2012
$1.7M
Tooth Root Formation: An Emerging Signaling PathwayR56DE022789 · NIDCR · TEXAS A&M UNIVERSITY HEALTH SCIENCE CTR · PI FENG, JIAN Q. · 2013 to 2013
$291k
NIDCR NIH HHS DE018486NIDCR NIH HHS R01 DE018486NIDCR NIH HHS R56 DE022789NIDCR NIH HHS R56DE022789
6 · The paper itself

Abstract

Osterix (Osx) is a transcription factor essential for osteoblast differentiation and bone mineralization. Although there are indications that Osx also plays a regulatory role in cartilage, this has not been well-studied. The goal of this study was to define the function of Osx in the post-natal growth of the secondary cartilage at the mandibular condyle. Conditional Osx knockout (cKO) mice that were missing Osx only in cartilage were generated by crossing Osx-loxP mice to Aggrecan-Cre mice. Cre activity was induced by tamoxifen injection twice a week from day 12 to 1 mo of age, and specimens were collected at 1 and 5 mo of age. At 1 mo of age, the condylar hypertrophic chondrocyte zone in the cKO-mice was > three-fold thicker than that in the age-matched control, with little sign of endochondral bone formation. Immunohistochemistry and analysis of histological data revealed a defect in the coupling of chondrogenesis and osteogenesis in the cKO mice. In five-month-old mice examined to address whether late-stage removal of the Cre-deletion event would alleviate the phenotype, the hypertrophic chondrocyte zone in the cKO condyles was considerably larger than in wild-type mice. There were large discrete areas of calcified cartilage in the hypertrophic zone, few signs of endochondral bone formation, and large regions of disorganized intramembranous bone. Analysis of these data further strengthens the notion that Osterix is essential for the coupling of terminal cartilage differentiation and endochondral ossification in mandibular condylar cartilage.

Indexed as

Activating Transcription Factor 2AggrecansAnimalsCalcification, PhysiologicCartilage, ArticularChondrocytesChondrogenesisGene Knock-In TechniquesGrowth PlateHypertrophyMandibular CondyleMiceMice, KnockoutMice, Mutant StrainsMicroscopy, Electron, ScanningOsteogenesisActivating Transcription Factor 2AggrecansSp7 protein, mouseSp7 Transcription FactorTamoxifenTranscription Factorscartilageconditional knockoutendochondral ossificationfibrocartilagemandibular condyletemporomandibular joint

Identifiers

PMID25192899
PMCPMC4212325
OpenAlexW2021586300

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.