Evidence map›Paper›PMID 32935871›Full record

ArticleJournal of periodontal research2021

Caspase inhibitor attenuates the shape changes in the alveolar ridge following tooth extraction: A pilot study in rats.

Uwe Yacine Schwarze, Franz-Josef Strauss, Reinhard Gruber

Open access · hybridAbstract read
In one paragraph

Article in Journal of periodontal research, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
0.6field-weighted citation impact, top 34% 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

9 citing papers in PubMed, 10 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

3 authors at 3 institutions in 3 countries.

Uwe Yacine SchwarzeDepartment of Oral Biology, Medical University of Vienna, Vienna, Austria.ORCID https://orcid.org/0000-0002-8954-0024
Franz-Josef StraussClinic of Reconstructive Dentistry, Center of Dental Medicine, University of Zurich, Zurich, Switzerland.ORCID https://orcid.org/0000-0002-5832-7327
Reinhard GruberDepartment of Oral Biology, Medical University of Vienna, Vienna, Austria.ORCID https://orcid.org/0000-0001-5400-9009
Medical University of Graz · ATUniversity of Bern · CHUniversity of Zurich · CH

Funding

Austrian Science Fund 4072-B28Austrian Science Fund FWF I 4072Osteology Foundation YR-15-244
6 · The paper itself

Abstract

objectiveThe aim of the study was to determine whether the inhibition of apoptosis via pan-caspase inhibitors can attenuate the changes in the alveolar ridge upon tooth extraction.

backgroundCells undergoing apoptosis might play a central role in the onset of alveolar bone resorption and the ensuing bone atrophy following tooth extraction. Caspases are proteases that regulate apoptotic cell death. It is, therefore, reasonable to hypothesize that blocking apoptosis with pan-caspase inhibitors attenuates the changes in the alveolar ridge following tooth extraction.

methodsIn 16 inbred rats, the mandibular first (M1) and second (M2) molars of one side were extracted. Following random allocation, the rats received either a cell-permeable pan-caspase inhibitor or diluent. After a healing period of 10 days, changes in shape and height of the alveolar ridge were examined using geometric morphometrics and linear measurements based on micro-computed tomography.

resultsGeometric morphometric analysis revealed that the pan-caspase inhibitor prevented major shape changes of the alveolar ridge following M1 tooth extraction (P < .05). Furthermore, linear measurements confirmed that the pan-caspase inhibitor significantly prevented the atrophy of the alveolar ridge height following M1 tooth extraction compared to the diluent controls (-0.53 mm vs -0.24 mm; P = .012). M2 tooth extraction caused no shape changes of the alveolar ridge, and thus, the pan-caspase inhibitor group did not differ from the control group (-0.14 mm vs -0.05 mm; P = .931).

conclusionsThese findings suggest that the inhibition of apoptosis may attenuate shape changes of the alveolar ridge following M1 tooth extraction in rodents.

Indexed as

Alveolar Bone LossTooth SocketAlveolar ProcessAnimalsCaspase InhibitorsPilot ProjectsRatsTooth ExtractionX-Ray MicrotomographyCaspase Inhibitorsatrophybuccal bonecaspase inhibitorosteocytesresorptionridge preservationsocket preservationtooth extraction

Identifiers

PMID32935871
PMCPMC7891322
OpenAlexW3087221054

What OpenQuestion holds

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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.