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Journal : Odonto dental journal

The Antibacterial Activity of Leaves Ethanol Extract, Stem Bark, and Latex of Angsana (Pterocarpus indicus Willd.) towards Bacterial Growth Streptococcus mutans as in vitro Dera Armedita; Verry Asfrizal; Masyhudi Amir
Odonto : Dental Journal Vol 5, No 1 (2018): July 2018
Publisher : Faculty of Dentistry, Universitas Islam Sultan Agung

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (470.697 KB) | DOI: 10.30659/odj.5.1.1-8

Abstract

Background: Indonesia has many types of plants, which have medicinal properties and are used to cure various diseases. One of plant that has medicinal properties is the Angsana plant (Pterocarpus indicus Willd.) which traditionally can cure dental and oral diseases.Method: This research used experimental laboratory with disc diffusion methods. Angsana (Pterocarpus indicus Willd.) was taken from as city ornamental tree in Samarinda city. The bacteria which used were Streptococcus mutans. The samples consisted of 11 treatment groups is leaves ethanol extract, stem bark, and Angsana latex respectively with concentration 25%, 50%, 75%, positive control group (chlorhexidine 0,2%), and negative control group (sterile aquades). Data analysis using Shapiro-Wilk test and One-Way Annova test.Result: The results showed that leaves ethanol extract, stem bark, and Angsana latex (Pterocarpus indicus Willd.). All concentrations have antibacterial activity against the growth of Streptococcus mutans. The highest and the lowest concentrations that can inhibit the growth of Streptococcus mutans are 50% ethanol stem bark extract and 25% leaves ethanol extract.Conclusion: The conclusion of this study proves that the leaves, stem bark ethanol extract, and Angsana latex (Pterocarpus indicus Willd.) Have antibacterial activity against the growth of Streptococcus mutans.
EFEKTIVITAS EKSTRAK ETANOL DAUN BELUNTAS PLUCHEA INDICA (L.) LESS TERHADAP BAKTERI SALIVA SECARA IN VITRO Annisa Fairus Syafira; Masyhudi Masyhudi; Sinar Yani
Odonto : Dental Journal Vol 6, No 2 (2019): December 2019
Publisher : Faculty of Dentistry, Universitas Islam Sultan Agung

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (662.098 KB) | DOI: 10.30659/odj.6.2.68-75

Abstract

Background: Pluchea indica (L.) Less leaf contains antibacteria substances that can inhibit the growth of bacteria that cause dental and oral diseases. Previous research shows that Pluchea indica (L.) Less leaf extract can inhibit the growth of Escherichia coli, Staphylococcus aureus and Pseudomonas aeruginosa bacteria. This research aimed to find out effectiveness of Pluchea indica (L.) Less leaves to decrease in the number of salivary bacteria colony.Method: This research used a sample of saliva obtained from a person who has dental caries. The saliva had been treated with Pluchea indica (L.) Less leaves ethanol extract with concentration 2,5%, 3,5%, 4,5%, 5,5%, and 6,5%. Bacterial colonies were calculated using a colony counter and no identification was performed.Result: The mean of bacteria colony number in Plate Count Agar media without Pluchea indica (L.) Less leaves ethanol extract is 142,67. After being given Pluchea indica (L.) Less leaves ethanol extract with concentration of 2,5%, 3,5%, and 4,5%, the mean of bacteria colony number sequentially are 15,67, 10,67, 4, and at a concentration of 5.5% and 6.5% no more bacterial colonies were found.Conclusion: Pluchea indica (L.) Less leaves ethanol extract effective to inhibit and eliminate oral bacteria.