Chemical Composition and Antibacterial Activity of the Essential Oil of Vitex agnus-castus L. (Lamiaceae)



Document title: Chemical Composition and Antibacterial Activity of the Essential Oil of Vitex agnus-castus L. (Lamiaceae)
Journal: Anais da Academia Brasileira de Ciencias
Database: PERIÓDICA
System number: 000417630
ISSN: 0001-3765
Authors: 1
1
1
2
1
4
1
2
1
3
Institutions: 1Universidade Federal do Amazonas, Instituto de Ciencias Exatas e Tecnologicas, Itacoatiara, Amazonas. Brasil
2Universidade de Franca, Nucleo de Pesquisas em Ciencias Exatas e Tecnologicas, Franca, Sao Paulo. Brasil
3Universidade Federal da Bahia, Instituto de Quimica, Salvador, Bahia. Brasil
4Universidade de Sao Paulo, Faculdade de Filosofia, Ciencias e Letras de Ribeirao Preto, Ribeirao Preto, Sao Paulo. Brasil
Year:
Season: Dic
Volumen: 89
Number: 4
Pages: 2825-2832
Country: Brasil
Language: Inglés
Document type: Artículo
Approach: Experimental, aplicado
English abstract Abnormal multiplication of oral bacteria causes dental caries and dental plaque. These diseases continue to be major public health concerns worldwide, mainly in developing countries. In this study, the chemical composition and antimicrobial activity of the essential oil of Vitex agnus-castus leaves (VAC‒EO) collected in the North of Brazil against a representative panel of cariogenic bacteria were investigated. The antimicrobial activity of VAC-EO was evaluated in terms of its minimum inhibitory concentration (MIC) values by using the broth microdilution method in 96-well microplates. The chemical constituents of VAC-EO were identified by gas chromatography (GC‒FID) and gas chromatography‒mass spectrometry (GC‒MS). VAC‒EO displayed some activity against all the investigated oral pathogens; MIC values ranged from 15.6 to 200 μg/mL. VAC-EO had promising activity against Streptococcus mutans (MIC= 15.6 μg/mL), Lactobacillus casei (MIC= 15.6 μg/mL), and Streptococcus mitis (MIC= 31.2 μg/mL). The compounds 1,8-cineole (23.8%), (E)-β-farnesene (14.6%), (E)-caryophyllene (12.5%), sabinene (11.4%), and α-terpinyl acetate (7.7%) were the major chemical constituents of VAC‒EO. VAC-EO displays antimicrobial activity against cariogenic bacteria. The efficacy of VAC-EO against S. mutans is noteworthy and should be further investigated
Disciplines: Medicina,
Química
Keyword: Fitoquímica,
Farmacología,
Angiospermas,
Aceites esenciales,
Actividad antibacteriana,
Patógenos orales,
Bacterias cariogénicas,
Vitex agnus-castus,
Lamiaceae
Keyword: Phytochemistry,
Pharmacology,
Angiosperms,
Essential oils,
Antbacterial activity,
Oral pathogens,
Cariogenic bacteria,
Vitex agnus-castus,
Lamiaceae
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