Evidence map›Paper›PMID 42592124›Full record

ArticleInternational journal of dentistry2026

Effects of Zoledronate on Alveolar Bone and Teeth in Rats: Relationship Between Root Resorption and Occlusion.

Tomomi Takahashi, Tadashi Iizuka

Abstract read
In one paragraph

Article in International journal of dentistry, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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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

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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

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

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5 · Who and what money

Authors and funding

2 authors.

Tomomi TakahashiSupport Section for Education and Research, Faculty of Dental Medicine, Hokkaido University, Sapporo, Japan, hokudai.ac.jp.ORCID https://orcid.org/0009-0004-0866-0860
Tadashi IizukaSupport Section for Education and Research, Faculty of Dental Medicine, Hokkaido University, Sapporo, Japan, hokudai.ac.jp.ORCID https://orcid.org/0000-0003-2363-8448

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Bisphosphonates (BPs) are used to treat osteoporosis and other bone metabolic diseases. Zoledronate (ZOL), a third-generation BP, induces osteoclast apoptosis and inhibits bone resorption. Previous studies have mainly focused on limb bones, and few studies have reported the effects of ZOL administration alone in the oral region. The objective of this study was to investigate the effects of ZOL on teeth and alveolar bone. Methods: Wistar rats were injected intraperitoneally with 40 or 400 μg/kg ZOL, and the right mandibular first molar of some rats were extracted. The rats were euthanized 3 weeks postoperatively. The tibia and maxilla were analyzed histopathologically using hematoxylin and eosin (HE) or tartrate-resistant acid phosphatase (TRAP) staining. Results: In the 40 and 400 μg/kg ZOL groups, dense trabecular bone tissues were observed in the tibia. Osteoclasts in the tibia and alveolar bone were enlarged and had numerous nuclei, and many osteoclasts were detached from the bone surface. These changes were more evident in the 400 μg/kg ZOL group. Root resorption in the maxillary first molar was observed in the apical dentin, and the odontoclasts within the resorption cavities were TRAP-positive. In an experiment with tooth extraction, the nonocclusal side of the maxilla exhibited significantly fewer root resorption cavities than the occlusal side in both 40 and 400 μg/kg ZOL groups. Conclusions: These findings demonstrate that ZOL administration induces irregularities in the alveolar bone surface and root resorption in a dose-dependent manner. They also suggest a correlation between occlusal status and the extent of root resorption in ZOL-treated rats.

Identifiers

PMID42592124
PMCPMC13463732

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