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Ocotea pulchellaas an alternative against schistosomiasis: chemical analysis, development of nanoemulsion and biological control activity / Ocotea pulchellacomo una alternativa ante esquistosomiasis: análisis químico, desarrollo de una nanoemulsión y actividad en control biológico
Passos, Bruno Goulart; Rangel, Leonardo da Silva; Albuquerque, Ricardo Diego Duarte Galhardo de; Caldas, Gabriel Rocha; Santos, Marcelo Guerra; Esteves, Ricardo dos Santos; Milton, Flora Aparecida; Neves, Francisco de Assis Rocha; Ruppelt, Bettina Monika; Santos, José Augusto Albuquerque dos; Faria, Robson Xavier; Rocha, Leandro.
  • Passos, Bruno Goulart; Fluminense Federal University. Natural Products Technology Laboratory. Río de Janeiro. BR
  • Rangel, Leonardo da Silva; Fiocruz. Oswaldo Cruz Institute. Environmental Health Assessment and Promotion Laboratory. Río de Janeiro. BR
  • Albuquerque, Ricardo Diego Duarte Galhardo de; Fluminense Federal University. Natural Products Technology Laboratory. Río de Janeiro. BR
  • Caldas, Gabriel Rocha; Fluminense Federal University. Natural Products Technology Laboratory. Río de Janeiro. BR
  • Santos, Marcelo Guerra; Rio de Janeiro State University. Faculty of Teacher Training. Department of Science. Río de Janeiro. BR
  • Esteves, Ricardo dos Santos; Fluminense Federal University. Natural Products Technology Laboratory. Río de Janeiro. BR
  • Milton, Flora Aparecida; Fluminense Federal University. Department of Basic Sciences. Multaneous Laboratory of Animal Cells and Tissues. Río de Janeiro. BR
  • Neves, Francisco de Assis Rocha; University of Brasilia. Faculty of Health Sciences. Laboratory of Molecular Pharmacology. Brasília DF. BR
  • Ruppelt, Bettina Monika; Fluminense Federal University. Natural Products Technology Laboratory. Río de Janeiro. BR
  • Santos, José Augusto Albuquerque dos; Fiocruz. Oswaldo Cruz Institute. Environmental Health Assessment and Promotion Laboratory. Río de Janeiro. BR
  • Faria, Robson Xavier; Fiocruz. Oswaldo Cruz Institute. Toxoplasmosis and other Protozooses Laboratory. Río de Janeiro. BR
  • Rocha, Leandro; Fluminense Federal University. Natural Products Technology Laboratory. Río de Janeiro. BR
Bol. latinoam. Caribe plantas med. aromát ; 19(5): 508-518, 2020. tab, ilus
Article in English | LILACS | ID: biblio-1283650
ABSTRACT
The aim of this work was to evaluate the potential of the essential oil (EO) from Ocotea pulchella leaves as an alternative in the control of schistosomiasis. It was tested O. pulchella EO nanoformulation to assess its activity against adult Biomphalaria glabrata, their spawning and Schistossoma mansoni cercariae. Additionally, the EO chemical composition was investigated by gas-chromatography. Nanoemulsion were elaborated by the low energy method. The adult mollusks, their spawning and cercariae were placed in contact with nanoemulsion to calculate lethal concentrations. Myristicin, bicyclogermacrene and α-Pinene were the main substances in the EO. Nanoemulsion caused mortality of adult B. glabrata, its egg embryos and S. mansoni. These results suggest the use of this nanoemulsion as an alternative in the control of the schistosomiasis cycle.
RESUMEN
El objetivo de este trabajo fue evaluar el potencial de los aceites esenciales (AE) de las hojas de Ocotea pulchellacomo una alternativa en el control de esquistosomiasis. Se probó una nanoformulación de AE de O. pulchellapara evaluar su actividad ante adultos de Biomphalaria glabrata, sus huevos y cercarías de Schistossoma mansoni. La nanoemulsión fue elaborada por el método de baja energía. Los moluscos adultos, sus huevos y cercarías se colocaron en contacto con la nanoemulsión para calcular concentraciones letales. Los compuestos mayoritarios en el AE fueron miristicina, biciclogermacreno y α-pineno. La nanoemulsión causó mortalidad en adultos de B. glabrata, sus huevos y a S. mansoni. Los resultados sugieren el uso de esta nanoemulsión como una alternativa en el control del ciclo de esquistosomiasis.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Schistosomiasis / Oils, Volatile / Ocotea / Emulsions / Mollusca Limits: Animals Language: English Journal: Bol. latinoam. Caribe plantas med. aromát Journal subject: Botany / Medicine / Plantas Medicinais / Terapias Complementares Year: 2020 Type: Article Affiliation country: Brazil Institution/Affiliation country: Fiocruz/BR / Fluminense Federal University/BR / Rio de Janeiro State University/BR / University of Brasilia/BR

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Full text: Available Index: LILACS (Americas) Main subject: Schistosomiasis / Oils, Volatile / Ocotea / Emulsions / Mollusca Limits: Animals Language: English Journal: Bol. latinoam. Caribe plantas med. aromát Journal subject: Botany / Medicine / Plantas Medicinais / Terapias Complementares Year: 2020 Type: Article Affiliation country: Brazil Institution/Affiliation country: Fiocruz/BR / Fluminense Federal University/BR / Rio de Janeiro State University/BR / University of Brasilia/BR