Evidence map›Paper›PMID 42029737›Full record

ArticleClinical oral investigations2026

Voltage-tunable plasma-activated water: a strategy for combating peri-implantitis via dual-path biofilm disruption and vascular regeneration.

Yiyuan Lang, Han Mei, Jingyun Zhang, Chenxi Hu, Zixu Pang, Yan Chen, Changao Xue

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Article in Clinical oral investigations, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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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

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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

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0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

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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

7 authors.

Yiyuan LangDepartment of Stomatology, Nanjing First Hospital, Nanjing Medical University, Nanjing, China.
Han MeiDepartment of Stomatology, Nanjing First Hospital, Nanjing Medical University, Nanjing, China.
Jingyun ZhangDepartment of Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China.
Chenxi HuDepartment of Stomatology, Nanjing First Hospital, Nanjing Medical University, Nanjing, China.
Zixu PangDepartment of Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China.
Yan ChenDepartment of Stomatology, Nanjing First Hospital, Nanjing Medical University, Nanjing, China.
Changao XueDepartment of Stomatology, Nanjing First Hospital, Nanjing Medical University, Nanjing, China. xuechangao@njmu.edu.cn.

Funding

the Science and Technology Department of Jiangsu Province BE2020707
6 · The paper itself

Abstract

objectivesPeri-implantitis therapy requires both effective biofilm eradication and subsequent tissue regeneration. This study aimed to develop a voltage-gated plasma-activated water (PAW) system with switchable bioactivities to address these dual needs and evaluate its efficacy for potential application in peri-implantitis management. MATERIALS AND

methodsPAW was generated using a dielectric barrier discharge system across a voltage spectrum of 33–46 kV. Its antibacterial activity was assessed against Porphyromonas gingivalis and multi-species biofilms on titanium surfaces, quantified via colony-forming unit (CFU) counts and visualized using scanning electron microscopy (SEM) and confocal laser scanning microscopy (CLSM). The pro-angiogenic potential was evaluated through endothelial cell viability, migration, and tubule formation assays.

resultsHigh-voltage PAW (46 kV, 30 min) achieved a > 6.0-log reduction of P. gingivalis and induced structural collapse of multi-species biofilms. In contrast, low-voltage PAW (36 kV, 15 min) significantly enhanced endothelial cell viability to 118.5% [116.8-120.2] (padj = 0.003), and accelerated both cell migration and tubulogenesis.

conclusionsThis study demonstrates that PAW’s biological functionality can be precisely tuned via modulation of activation voltage. The same platform can be switched between a potent antibacterial state and a pro-regenerative state, enabling adaptive bioactivity suited to the staged therapeutic requirements of peri-implantitis. CLINICAL RELEVANCE: The voltage-gated PAW system presents a promising, affordable strategy for dual-phase peri-implantitis therapy. It offers clinicians a potential non-antibiotic tool to first disinfect implant surfaces and then promote vascular healing, which is critical for improving clinical outcomes in implant dentistry.

Indexed as

Anti-Bacterial AgentsBiofilmsPeri-ImplantitisPlasma GasesWaterColony Count, MicrobialHumansMicroscopy, ConfocalMicroscopy, Electron, ScanningPorphyromonas gingivalisSurface PropertiesAnti-Bacterial AgentsPlasma GasesWaterDecontaminationImplant surfaceIn vitro studyPeri-implantitis treatment

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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.