Evaluation of antibacterial efficacy of propolis as an intercanal medicament against Enterococcus faecalis (a randomized controlled in vitro study)

Background: Enterococcus faecalis (E. faecalis) is one of the microorganisms responsible for the pathology of root canals. We aimed in this study to determine the efficacy of two different pastes (calcium hydroxide combined with saline and calcium hydroxide combined with propolis) as a dressing mate...

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Main Authors: Alaa Almahameed, Joul Kassis, Magd Aboud, Kinda Layous
Format: Article
Language:English
Published: Elsevier 2025-01-01
Series:Heliyon
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Online Access:http://www.sciencedirect.com/science/article/pii/S2405844025001136
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author Alaa Almahameed
Joul Kassis
Magd Aboud
Kinda Layous
author_facet Alaa Almahameed
Joul Kassis
Magd Aboud
Kinda Layous
author_sort Alaa Almahameed
collection DOAJ
description Background: Enterococcus faecalis (E. faecalis) is one of the microorganisms responsible for the pathology of root canals. We aimed in this study to determine the efficacy of two different pastes (calcium hydroxide combined with saline and calcium hydroxide combined with propolis) as a dressing material in eradicating E. faecalis from infected root canals. Methods: Twenty extracted single-rooted and single-canalled first premolars randomly distributed into two equal groups of 10 teeth each. Each canal was first injected with the prepared bacterial suspension, which was cultured with E. faecalis aerobically in the incubator at 37 °C for 7 days. Then they were irrigated with NaOCl, and finally, groups 1 and 2 were stuffed with (calcium hydroxide + saline) and (calcium hydroxide + propolis) pastes, respectively. Both groups were cultured for 7 days in a moist environment. Bacterial colonies' units were counted at three different times (T0; after bacterial injection, T1; after NaOCl irrigation, and T2; after paste application). Data were analyzed using a T-test (P-value≤0.05) as the significance level. Results: The mean value of the E. faecalis count at the time T2 was 0.030 for group 2, which is less and better than in group 1 (0.363). Statistical analysis showed that the difference in the E. faecalis count at T2 between the studied groups was 2.192 and a P-value of 0.042, indicating that there is a statistically significant difference between the two studied groups. Conclusion: Propolis-containing paste had a remarkable ability to reduce the bacterial enumeration of E. faecalis in root canals.
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spelling doaj-art-f8bb95e7c3cb4e6aa80e0b20a2490d502025-01-17T04:51:58ZengElsevierHeliyon2405-84402025-01-01111e41733Evaluation of antibacterial efficacy of propolis as an intercanal medicament against Enterococcus faecalis (a randomized controlled in vitro study)Alaa Almahameed0Joul Kassis1Magd Aboud2Kinda Layous3Department of Restorative Dentistry and Endodontic, Faculty of Dentistry, Damascus University, Damascus, SyriaDepartment of Oral and Maxillofacial Surgery, Faculty of Dentistry, Damascus University, Damascus, Syria; Corresponding author. Department of Oral and Maxillofacial Surgery, Faculty of Dentistry, Damascus University, Faculty of Dentistry, Fayez Mansour Highway, Mazzeh, Damascus, Syria.Department of Implantology, National Dental Center of Syrian Board and Specialization, Damascus, SyriaDepartment of Restorative Dentistry and Endodontic, Faculty of Dentistry, Damascus University, Damascus, SyriaBackground: Enterococcus faecalis (E. faecalis) is one of the microorganisms responsible for the pathology of root canals. We aimed in this study to determine the efficacy of two different pastes (calcium hydroxide combined with saline and calcium hydroxide combined with propolis) as a dressing material in eradicating E. faecalis from infected root canals. Methods: Twenty extracted single-rooted and single-canalled first premolars randomly distributed into two equal groups of 10 teeth each. Each canal was first injected with the prepared bacterial suspension, which was cultured with E. faecalis aerobically in the incubator at 37 °C for 7 days. Then they were irrigated with NaOCl, and finally, groups 1 and 2 were stuffed with (calcium hydroxide + saline) and (calcium hydroxide + propolis) pastes, respectively. Both groups were cultured for 7 days in a moist environment. Bacterial colonies' units were counted at three different times (T0; after bacterial injection, T1; after NaOCl irrigation, and T2; after paste application). Data were analyzed using a T-test (P-value≤0.05) as the significance level. Results: The mean value of the E. faecalis count at the time T2 was 0.030 for group 2, which is less and better than in group 1 (0.363). Statistical analysis showed that the difference in the E. faecalis count at T2 between the studied groups was 2.192 and a P-value of 0.042, indicating that there is a statistically significant difference between the two studied groups. Conclusion: Propolis-containing paste had a remarkable ability to reduce the bacterial enumeration of E. faecalis in root canals.http://www.sciencedirect.com/science/article/pii/S2405844025001136Calcium hydroxideEnterococcus faecalisPropolisSalineSodium hypochlorite
spellingShingle Alaa Almahameed
Joul Kassis
Magd Aboud
Kinda Layous
Evaluation of antibacterial efficacy of propolis as an intercanal medicament against Enterococcus faecalis (a randomized controlled in vitro study)
Heliyon
Calcium hydroxide
Enterococcus faecalis
Propolis
Saline
Sodium hypochlorite
title Evaluation of antibacterial efficacy of propolis as an intercanal medicament against Enterococcus faecalis (a randomized controlled in vitro study)
title_full Evaluation of antibacterial efficacy of propolis as an intercanal medicament against Enterococcus faecalis (a randomized controlled in vitro study)
title_fullStr Evaluation of antibacterial efficacy of propolis as an intercanal medicament against Enterococcus faecalis (a randomized controlled in vitro study)
title_full_unstemmed Evaluation of antibacterial efficacy of propolis as an intercanal medicament against Enterococcus faecalis (a randomized controlled in vitro study)
title_short Evaluation of antibacterial efficacy of propolis as an intercanal medicament against Enterococcus faecalis (a randomized controlled in vitro study)
title_sort evaluation of antibacterial efficacy of propolis as an intercanal medicament against enterococcus faecalis a randomized controlled in vitro study
topic Calcium hydroxide
Enterococcus faecalis
Propolis
Saline
Sodium hypochlorite
url http://www.sciencedirect.com/science/article/pii/S2405844025001136
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