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根管内药物对根尖乳头干细胞活性的有效性评估。

Evaluation of Effectiveness of Intracanal Medicaments on Viability of Stem Cells of Apical Papilla.

作者信息

Jain Gaurav, Goel Akriti, Rajkumar Balakrishnan, Bedi Ravinder Singh, Bharti Divya, Sawardeker Anuradha

机构信息

Department of Conservative Dentistry and Endodontics, Saraswati Dental College, Lucknow, Uttar Pradesh, India.

Department of Conservative Dentistry and Endodontics, King George's Medical University, Lucknow, Uttar Pradesh, India.

出版信息

J Pharm Bioallied Sci. 2020 Aug;12(Suppl 1):S228-S232. doi: 10.4103/jpbs.JPBS_67_20. Epub 2020 Aug 28.

Abstract

INTRODUCTION

Regeneration, in the field of endodontics, is the process of restoring and maintaining both architectural form and biological functions of damaged tooth. Presently, regenerative endodontics is not hypothetical and is an alternative to conventional apexification procedures. There is a deficient knowledge concerning the role of intracanal medicaments and their effect on dental stem cells.

AIM

The aim of this study was to evaluate the effectiveness of commonly used intracanal medicaments on the viability of dental stem cells of the apical papilla (SCAPs).

MATERIALS AND METHODS

SCAPs were cultured and subjected to various concentrations including triple antibiotic paste, double antibiotic paste, Augmentin, and calcium hydroxide (Ca(OH)). Viable percentage of stem cell counts was obtained 3 days after treatment.

RESULTS

All three antibiotics used hereby significantly decreased SCAP cell survival at particular concentrations, whereas Ca(OH) showed stimulating effect on SCAP survival.

CONCLUSION

As per results obtained within limitations of this study, use of Ca(OH) in regenerative endodontics in comparison to different commonly used antimicrobial combinations is recommended. Hereby, for clinical use, we suggest adequate concentrations of antimicrobials with adequate antibacterial efficacy should be used.

摘要

引言

在牙髓病学领域,再生是指恢复和维持受损牙齿的结构形态及生物学功能的过程。目前,再生性牙髓治疗并非是一种假设,而是传统根尖诱导成形术的一种替代方法。关于根管内药物的作用及其对牙干细胞的影响,我们所知甚少。

目的

本研究旨在评估常用根管内药物对根尖乳头牙干细胞(SCAPs)活力的有效性。

材料与方法

培养SCAPs,并使其接触不同浓度的药物,包括三联抗生素糊剂、双联抗生素糊剂、阿莫西林克拉维酸钾以及氢氧化钙(Ca(OH)₂)。在处理3天后获得干细胞计数的存活百分比。

结果

在此使用的所有三种抗生素在特定浓度下均显著降低了SCAP细胞的存活率,而Ca(OH)₂对SCAP的存活显示出刺激作用。

结论

根据本研究有限范围内获得的结果,与不同常用抗菌组合相比,建议在再生性牙髓治疗中使用Ca(OH)₂。因此,对于临床应用,我们建议应使用具有足够抗菌效力的适当浓度的抗菌药物。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6314/7595550/13e8c1014ddc/JPBS-12-228-g001.jpg

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