Antimicrobial efficacy of blueM gel and calcium hydroxide against F. nucleatum and E. faecalis biofilm: an ex-vivo study
Abstract Endodontic treatment failure can result from persistent bacteria, inadequate cleaning and sealing of root canals, and missed canals. The resilience of bacteria such as F. nucleatum and E. faecalis within the root canal system is a significant cause of failed endodontic treatment. Calcium hy...
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| Format: | Article |
| Language: | English |
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Springer
2025-07-01
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| Series: | Saudi Dental Journal |
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| Online Access: | https://doi.org/10.1007/s44445-025-00042-x |
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| author | Yahya Raja Alharbi Swati Srivastava Hanin Alsalhi Khawlah Almohimeed Mohammad Alduraibi Ahmed Nabil |
| author_facet | Yahya Raja Alharbi Swati Srivastava Hanin Alsalhi Khawlah Almohimeed Mohammad Alduraibi Ahmed Nabil |
| author_sort | Yahya Raja Alharbi |
| collection | DOAJ |
| description | Abstract Endodontic treatment failure can result from persistent bacteria, inadequate cleaning and sealing of root canals, and missed canals. The resilience of bacteria such as F. nucleatum and E. faecalis within the root canal system is a significant cause of failed endodontic treatment. Calcium hydroxide (CaOH), a widely utilized intracanal medicament, has demonstrated antimicrobial properties. However, its ability to consistently achieve culture-negative root canals after chemo-mechanical procedures remains inconsistent. This study aimed to evaluate and compare the antimicrobial efficacy of CaOH and BlueM gel against F. nucleatum and E. faecalis biofilms using dentin discs. Sterilized dentin discs were prepared from extracted human teeth. F. nucleatum and E. faecalis were grown on these discs and then treated with either CaOH or BlueM gel. Antimicrobial efficacy was assessed by quantifying colony-forming unit counts. BlueM gel demonstrated significantly greater antimicrobial efficacy than CaOH against both F. nucleatum and E. faecalis biofilms. Both agents exhibited substantial antimicrobial activity against the biofilms. BlueM gel showed superior antimicrobial effectiveness against endodontic pathogens such as F. nucleatum and E. faecalis compared to CaOH. |
| format | Article |
| id | doaj-art-c343ff7ee6d24c46ac2497aab2e2a5ec |
| institution | Kabale University |
| issn | 1013-9052 2524-1702 |
| language | English |
| publishDate | 2025-07-01 |
| publisher | Springer |
| record_format | Article |
| series | Saudi Dental Journal |
| spelling | doaj-art-c343ff7ee6d24c46ac2497aab2e2a5ec2025-08-20T04:02:56ZengSpringerSaudi Dental Journal1013-90522524-17022025-07-01377-91710.1007/s44445-025-00042-xAntimicrobial efficacy of blueM gel and calcium hydroxide against F. nucleatum and E. faecalis biofilm: an ex-vivo studyYahya Raja Alharbi0Swati Srivastava1Hanin Alsalhi2Khawlah Almohimeed3Mohammad Alduraibi4Ahmed Nabil5Department of Conservative Dental Sciences, College of Dentistry, Qassim UniversityDepartment of Conservative Dental Sciences, College of Dentistry, Qassim UniversityDepartment of Conservative Dental Sciences, College of Dentistry, Qassim UniversityDepartment of Conservative Dental Sciences, College of Dentistry, Qassim UniversityDepartment of Conservative Dental Sciences, College of Dentistry, Qassim UniversityDepartment of Conservative Dental Sciences, College of Dentistry, Qassim UniversityAbstract Endodontic treatment failure can result from persistent bacteria, inadequate cleaning and sealing of root canals, and missed canals. The resilience of bacteria such as F. nucleatum and E. faecalis within the root canal system is a significant cause of failed endodontic treatment. Calcium hydroxide (CaOH), a widely utilized intracanal medicament, has demonstrated antimicrobial properties. However, its ability to consistently achieve culture-negative root canals after chemo-mechanical procedures remains inconsistent. This study aimed to evaluate and compare the antimicrobial efficacy of CaOH and BlueM gel against F. nucleatum and E. faecalis biofilms using dentin discs. Sterilized dentin discs were prepared from extracted human teeth. F. nucleatum and E. faecalis were grown on these discs and then treated with either CaOH or BlueM gel. Antimicrobial efficacy was assessed by quantifying colony-forming unit counts. BlueM gel demonstrated significantly greater antimicrobial efficacy than CaOH against both F. nucleatum and E. faecalis biofilms. Both agents exhibited substantial antimicrobial activity against the biofilms. BlueM gel showed superior antimicrobial effectiveness against endodontic pathogens such as F. nucleatum and E. faecalis compared to CaOH.https://doi.org/10.1007/s44445-025-00042-xBlueMBiofilmCalcium hydroxideDentin discsE. faecalisF. nucleatum |
| spellingShingle | Yahya Raja Alharbi Swati Srivastava Hanin Alsalhi Khawlah Almohimeed Mohammad Alduraibi Ahmed Nabil Antimicrobial efficacy of blueM gel and calcium hydroxide against F. nucleatum and E. faecalis biofilm: an ex-vivo study Saudi Dental Journal BlueM Biofilm Calcium hydroxide Dentin discs E. faecalis F. nucleatum |
| title | Antimicrobial efficacy of blueM gel and calcium hydroxide against F. nucleatum and E. faecalis biofilm: an ex-vivo study |
| title_full | Antimicrobial efficacy of blueM gel and calcium hydroxide against F. nucleatum and E. faecalis biofilm: an ex-vivo study |
| title_fullStr | Antimicrobial efficacy of blueM gel and calcium hydroxide against F. nucleatum and E. faecalis biofilm: an ex-vivo study |
| title_full_unstemmed | Antimicrobial efficacy of blueM gel and calcium hydroxide against F. nucleatum and E. faecalis biofilm: an ex-vivo study |
| title_short | Antimicrobial efficacy of blueM gel and calcium hydroxide against F. nucleatum and E. faecalis biofilm: an ex-vivo study |
| title_sort | antimicrobial efficacy of bluem gel and calcium hydroxide against f nucleatum and e faecalis biofilm an ex vivo study |
| topic | BlueM Biofilm Calcium hydroxide Dentin discs E. faecalis F. nucleatum |
| url | https://doi.org/10.1007/s44445-025-00042-x |
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