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Antibacterial activity of Cinnamomum cassia L. essential oil in a carbapenem- and polymyxin-resistant Klebsiella aerogenes strain
Vasconcelos, Nathalie Gaebler; Silva, Késia Esther; Croda, Júlio; Simionatto, Simone.
  • Vasconcelos, Nathalie Gaebler; Universidade Federal da Grande Dourados. Laboratório de Pesquisa em Ciências da Saúde. Dourados. BR
  • Silva, Késia Esther; Universidade Federal da Grande Dourados. Laboratório de Pesquisa em Ciências da Saúde. Dourados. BR
  • Croda, Júlio; Fundação Oswaldo Cruz. Campo Grande. BR
  • Simionatto, Simone; Universidade Federal da Grande Dourados. Laboratório de Pesquisa em Ciências da Saúde. Dourados. BR
Rev. Soc. Bras. Med. Trop ; 53: e20200032, 2020. tab, graf
Article in English | SES-SP, ColecionaSUS, LILACS | ID: biblio-1136877
ABSTRACT
Abstract

INTRODUCTION:

Essential oils can serve as novel sources of antibiotics for multidrug-resistant bacteria.

METHODS:

The multidrug-resistance profile of a Klebsiella aerogenes strain was assessed by PCR and sequencing. The antibacterial activity of Cinnamomum cassia essential oil (CCeo) against K. aerogenes was assessed by broth microdilution and time-kill methods.

RESULTS:

K. aerogenes showed high antibiotic resistance. The genes bla KPC-2, ampC, bla CTX-M-15, bla OXA-1, and bla TEM were present. CCeo exhibited an inhibitory effect with a minimum inhibitory concentration of 17.57 μg/mL.

CONCLUSIONS:

The antibacterial activity of CCeo makes it a potential candidate for treating carbapenem- and polymyxin-resistant K. aerogenes strains.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Klebsiella Infections / Enterobacter aerogenes / Cinnamomum aromaticum / Anti-Bacterial Agents Limits: Humans Language: English Journal: Rev. Soc. Bras. Med. Trop Year: 2020 Type: Article Institution/Affiliation country: Fundação Oswaldo Cruz/BR / Universidade Federal da Grande Dourados/BR

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Full text: Available Index: LILACS (Americas) Main subject: Klebsiella Infections / Enterobacter aerogenes / Cinnamomum aromaticum / Anti-Bacterial Agents Limits: Humans Language: English Journal: Rev. Soc. Bras. Med. Trop Year: 2020 Type: Article Institution/Affiliation country: Fundação Oswaldo Cruz/BR / Universidade Federal da Grande Dourados/BR