Evidence map›Paper›PMID 17274716›Full record

ArticleJournal of periodontology2007

Three-dimensional micro-computed tomographic imaging of alveolar bone in experimental bone loss or repair.

Chan Ho Park, Zachary R Abramson, Mario Taba, Qiming Jin, Jia Chang, Jaclynn M Kreider, Steven A Goldstein, William V Giannobile

Open access · greenAbstract readValidation Study
In one paragraph

Article in Journal of periodontology, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 91 papers.

0numbers the graph read from it
0cells of the map it votes in
91citing papers in PubMed
9.9field-weighted citation impact, top 1% 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

91 citing papers in PubMed, 218 citations in OpenAlex.

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  19. Osteocyte RANKL Drives Bone Resorption in Mouse Ligature-Induced Periodontitis.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2023
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31 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

8 authors at 3 institutions in 2 countries.

Chan Ho ParkDepartment of Biomedical Engineering, College of Engineering, University of Michigan, Ann Arbor, MI, USA.
Zachary R Abramson
Mario Taba
Qiming Jin
Jia Chang
Jaclynn M Kreider
Steven A Goldstein
William V Giannobile
University of Michigan–Ann Arbor · USBiolog (United States) · USOrthopaedic Research Laboratories · US

Funding

GENE THERAPY FOR RECONSTRUCTING PERIODONTAL TISSUESR01DE013397 · NIDCR · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI GIANNOBILE, WILLIAM V · 2000 to 2014
$4.0M
Pilot--Thrombospondin-2 regulation of MSC differentiationP30AR046024 · NIAMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI GOLDSTEIN, STEVEN A · 2001 to 2005
$3.0M
Periodontal Engineering Using Biomimetic Nano ScaffoldsR01DE015384 · NIDCR · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MA, PETER X · 2003 to 2011
$2.9M
TNFR:Fc Gene Transfer for Treatment of PeriodontitisR21DE016619 · NIDCR · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI GIANNOBILE, WILLIAM V · 2005 to 2006
$386k
NIAMS NIH HHS P30 AR046024NIAMS NIH HHS P30-AR46024NIDCR NIH HHS R01 DE013397NIDCR NIH HHS R01 DE015384NIDCR NIH HHS R01-DE015384NIDCR NIH HHS R01-DE13397NIDCR NIH HHS R21 DE016619NIDCR NIH HHS R21-DE016619
6 · The paper itself

Abstract

backgroundMicro-computed tomography (micro-CT) offers significant potential for identifying mineralized structures. However, three-dimensional (3-D) micro-CT of alveolar bone has not been adapted readily for quantification. Moreover, conventional methods are not highly sensitive for analyzing bone loss or bone gain following periodontal disease or reconstructive therapy. The objective of this investigation was to develop a micro-CT methodology for quantifying tooth-supporting alveolar bone in 3-D following experimental preclinical situations of periodontitis or reconstructive therapy.

methodsExperimental in vivo bone loss or regeneration situations were developed to validate the micro-CT imaging techniques. Twenty mature Sprague-Dawley rats were divided into two groups: bone loss (Porphyromonas gingivalis lipopolysaccharide-mediated bone resorption) and regenerative therapy. Micro-CT and software digitized specimens were reconstructed three-dimensionally for linear and volumetric parameter assessment of alveolar bone (linear bone height, bone volume, bone volume fraction, bone mineral content, and bone mineral density). Intra- and interexaminer reproducibility and reliability were compared for methodology validation.

resultsThe results demonstrated high examiner reproducibility for linear and volumetric parameters with high intraclass correlation coefficient (ICC) and coefficient of variation (CV). The ICC showed that the methodology was highly reliable and reproducible (ICC >0.99; 95% confidence interval, 0.937 to 1.000; CV <1.5%), suggesting that 3-D measurements may provide better alveolar bone analysis than conventional 2-D methods.

conclusionsThe developed methods allow for highly accurate and reproducible static measurements of tooth-supporting alveolar bone following preclinical situations of bone destruction or regeneration. Future investigations should focus on using in vivo micro-CT imaging for real-time assessments of alveolar bone changes.

Indexed as

Bone RegenerationAlveolar Bone LossAlveolar ProcessAnimalsBone DensityImaging, Three-DimensionalMalePeriodontitisRadiography, DentalRatsRats, Sprague-DawleyReproducibility of ResultsStem Cell TransplantationTissue EngineeringTomography, X-Ray Computed

Identifiers

PMID17274716
PMCPMC2581750
OpenAlexW2134692337

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.