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  <leader>04523nab a2200325 i 4500</leader>
  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20251023150525.0</controlfield>
  <controlfield tag="008">251023b2018    bl.|r|pooa||| 00| 0 eng |</controlfield>
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    <subfield code="a">BR-BrBNA</subfield>
    <subfield code="b">eng</subfield>
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    <subfield code="a">F60</subfield>
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    <subfield code="a">Estevam, Elis&#xE2;ngela Barbosa Borges </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Alves, C&#xE1;ssia Cristina Fernandes </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Esperandim, Viviane Rodrigues </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Cazal, Cristiane de Melo </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Souza, Alex Fonseca </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Miranda, Mayker Lazaro Dantas </subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Chemical composition, anti-Trypanosoma cruzi and cytotoxic activities of the essential oil from green fruits of Protium ovatum (BURSERACEAE)</subfield>
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Publica&#xE7;&#xE3;o online; 26 ref.; 3 tables; 3 illus.; Summaries (En, Pt)</subfield>
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Abstract -     Chagas disease is a major neglected tropical disease caused by Trypanosoma cruzi. It has been treated with the antiparasitic drugs nifurtimox and benzonidazole, which cause several side effects. The market for natural products has considerably grown lately and the use of plants has become an alternative to the development of novel drugs to cure the disease. Therefore, this study aimed at describing the chemical analysis of the essential oil from green fruits of Protium ovatum and evaluating their trypanocidal and cytotoxic potential. The essential oil was obtained by Clevenger hydrodistillation whereas its chemical composition was determined by gas chromatography coupled to mass spectrometry (GC-MS). The major compounds found in the essential oil from green fruits of P. ovatum were &#x3B2;-myrcene (62.0 %), &#x3B1;-pinene (11.3 %) and limonene (7.3 %). To the best of our knowledge, this was the first time that the chemical composition of the essential oil from green fruits of P. ovatum was described. Results showed that the essential oil had strong trypanocidal activity against trypomastigote forms of theY strain of Trypanosoma cruzi (IC50 = 1.2 &#xB5;g/mL). In addition, the essential oil from green fruits of P. ovatum did not display cytotoxicity against LLCMK2  adherent epithelial cell at the concentration range under analysis (CC50 = 550.3 &#x3BC;g/mL). As a result, it is an excellent option for the development of novel antiparasitic drugs.



Index terms:     Protium ovatum, &#x3B2;-myrcene, fruits, essential oil, Trypanosoma cruzi, cytotoxic analysis</subfield>
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  <datafield tag="520" ind1=" " ind2=" ">
    <subfield code="a">


Resumo -     A doen&#xE7;a de Chagas &#xE9; uma das principais doen&#xE7;as tropicais negligenciadas causadas pelo Trypanosoma cruzi, e em seu tratamento utilizam-se medicamentos como o nifurtimox e o benzonidazol, que causam v&#xE1;rios efeitos colaterais. O mercado de produtos naturais tem aumentado consideravelmente nos &#xFA;ltimos anos, e o uso das plantas continua sendo uma alternativa para o desenvolvimento de novos medicamentos para cura de doen&#xE7;as. Portanto, este estudo aborda a composi&#xE7;&#xE3;o qu&#xED;mica do &#xF3;leo essencial dos frutos verdes de Protium ovatum e a avalia&#xE7;&#xE3;o de seus potenciais tripanocida e citot&#xF3;xico. O &#xF3;leo essencial foi obtido por hidrodestila&#xE7;&#xE3;o, utilizando o aparato do tipo Clevenger. A composi&#xE7;&#xE3;o qu&#xED;mica foi determinada por cromatografia gasosa acoplada &#xE0; espectrometria de massas (CG-EM). Os principais compostos encontrados no &#xF3;leo essencial dos frutos verdes de P. ovatum foram: &#x3B2;-mirceno (62,0 %), &#x3B1;-pineno (11,3 %) e limoneno (7,3 %). Este &#xE9; o primeiro relato da composi&#xE7;&#xE3;o qu&#xED;mica do &#xF3;leo essencial obtido a partir de frutos verdes de P. ovatum. Os resultados mostraram que o &#xF3;leo essencial analisado apresenta forte atividade tripanocida contra as formas tripomastigota da cepa Y do Trypanosoma cruzi (IC50 = 1,2 &#xB5;g/mL). O &#xF3;leo essencial exibiu ainda moderada citotoxidade frente &#xE0; linhagem LLCMK2  na concentra&#xE7;&#xE3;o avaliada (CC50 = 550,3 &#xB5;g/mL). Em suma, o &#xF3;leo essencial dos frutos verdes de P. ovatum pode ser considerado uma fonte alternativa para o desenvolvimento de novos medicamentos antiparasit&#xE1;rios.


Termos para indexa&#xE7;&#xE3;o:     Protium ovatum, &#x3B2;-mirceno, frutos, &#xF3;leo essencial, Trypanosoma cruzi, an&#xE1;lise citot&#xF3;xica.</subfield>
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    <subfield code="a">CERRADO</subfield>
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    <subfield code="a">FRUTA</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">&#xD3;LEO ESSENCIAL</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">COMPOSI&#xC7;&#xC3;O QU&#xCD;MICA</subfield>
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    <subfield code="a">MEDICAMENTO</subfield>
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  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">805</subfield>
    <subfield code="9">317032</subfield>
    <subfield code="d">Jaboticabal-SP Sociedade Brasileira de Fruticultura 1978</subfield>
    <subfield code="o">2024-3594</subfield>
    <subfield code="t">Revista Brasileira de Fruticultura (Brazil)</subfield>
    <subfield code="x">0100-2945</subfield>
    <subfield code="g">v. 40(1) p. 1-8; (2018)</subfield>
    <subfield code="w">BR2025004289</subfield>
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    <subfield code="u">https://www.scielo.br/j/rbf/a/c5Bh9jByyf4FLnrkcKbhfXh/?format=pdf&amp;lang=en</subfield>
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    <subfield code="c">ANA</subfield>
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    <subfield code="c">338789</subfield>
    <subfield code="d">338789</subfield>
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