Antibacterial activity of Ocimum gratissimum L. essential oil

The essential oil (EO) of Ocimum gratissimum inhibited Staphylococcus aureus at a concentration of 0.75 mg/ml. The minimal inhibitory concentrations (MICs) for Shigella flexineri, Salmonella enteritidis, Escherichia coli, Klebsiella sp., and Proteus mirabilis were at concentrations ranging from 3 to...

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Main Authors: Celso Vataru Nakamura, Tania Ueda-Nakamura, Erika Bando, Abrahão Fernandes Negrão Melo, Díogenes Aparício Garcia Cortez, Benedito Prado Dias Filho
Format: Article
Language:English
Published: Fundação Oswaldo Cruz (FIOCRUZ) 1999-09-01
Series:Memorias do Instituto Oswaldo Cruz
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761999000500022
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author Celso Vataru Nakamura
Tania Ueda-Nakamura
Erika Bando
Abrahão Fernandes Negrão Melo
Díogenes Aparício Garcia Cortez
Benedito Prado Dias Filho
author_facet Celso Vataru Nakamura
Tania Ueda-Nakamura
Erika Bando
Abrahão Fernandes Negrão Melo
Díogenes Aparício Garcia Cortez
Benedito Prado Dias Filho
author_sort Celso Vataru Nakamura
collection DOAJ
description The essential oil (EO) of Ocimum gratissimum inhibited Staphylococcus aureus at a concentration of 0.75 mg/ml. The minimal inhibitory concentrations (MICs) for Shigella flexineri, Salmonella enteritidis, Escherichia coli, Klebsiella sp., and Proteus mirabilis were at concentrations ranging from 3 to 12 <FONT FACE="Symbol">m</FONT>g/ml. The endpoint was not reached for Pseudomonas aeruginosa (>=24 mg/ml). The MICs of the reference drugs used in this study were similar to those presented in other reports. The minimum bactericidal concentration of EO was within a twofold dilution of the MIC for this organism. The compound that showed antibacterial activity in the EO of O. gratissimum was identified as eugenol and structural findings were further supported by gas chromatography/mass spectra retention time data. The structure was supported by spectroscopic methods.
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spelling doaj.art-2066aeff9b614186ae8843fb146b96c32023-09-02T21:33:28ZengFundação Oswaldo Cruz (FIOCRUZ)Memorias do Instituto Oswaldo Cruz0074-02761678-80601999-09-0194567567810.1590/S0074-02761999000500022Antibacterial activity of Ocimum gratissimum L. essential oilCelso Vataru NakamuraTania Ueda-NakamuraErika BandoAbrahão Fernandes Negrão MeloDíogenes Aparício Garcia CortezBenedito Prado Dias FilhoThe essential oil (EO) of Ocimum gratissimum inhibited Staphylococcus aureus at a concentration of 0.75 mg/ml. The minimal inhibitory concentrations (MICs) for Shigella flexineri, Salmonella enteritidis, Escherichia coli, Klebsiella sp., and Proteus mirabilis were at concentrations ranging from 3 to 12 <FONT FACE="Symbol">m</FONT>g/ml. The endpoint was not reached for Pseudomonas aeruginosa (>=24 mg/ml). The MICs of the reference drugs used in this study were similar to those presented in other reports. The minimum bactericidal concentration of EO was within a twofold dilution of the MIC for this organism. The compound that showed antibacterial activity in the EO of O. gratissimum was identified as eugenol and structural findings were further supported by gas chromatography/mass spectra retention time data. The structure was supported by spectroscopic methods.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761999000500022Ocimum gratissimumessential oileugenolantimicrobial activity
spellingShingle Celso Vataru Nakamura
Tania Ueda-Nakamura
Erika Bando
Abrahão Fernandes Negrão Melo
Díogenes Aparício Garcia Cortez
Benedito Prado Dias Filho
Antibacterial activity of Ocimum gratissimum L. essential oil
Memorias do Instituto Oswaldo Cruz
Ocimum gratissimum
essential oil
eugenol
antimicrobial activity
title Antibacterial activity of Ocimum gratissimum L. essential oil
title_full Antibacterial activity of Ocimum gratissimum L. essential oil
title_fullStr Antibacterial activity of Ocimum gratissimum L. essential oil
title_full_unstemmed Antibacterial activity of Ocimum gratissimum L. essential oil
title_short Antibacterial activity of Ocimum gratissimum L. essential oil
title_sort antibacterial activity of ocimum gratissimum l essential oil
topic Ocimum gratissimum
essential oil
eugenol
antimicrobial activity
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761999000500022
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