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      Estudos farmacognósticos, fitoquímicos, atividade antiplasmódica e toxicidade em Artemia salina de extrato etanólico de folhas de Montrichardia linifera (Arruda) Schott, Araceae Translated title: Pharmacognostics studies, phytochemicals, antiplasmodic activity and toxicity in Artemia salina of ethanolic extract from Montrichardia linifera (Arruda) Schott, Araceae leaves

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          Abstract

          O presente trabalho descreve os resultados do estudo farmacognóstico, estudo fitoquímico preliminar, toxicidade em Artemia salina e atividade antiplasmódica contra cepa de Plasmodium falciparum resistente a cloroquina (W2) do extrato etanólico obtido do pó das folhas de Montrichardia linifera (Arruda) Schott, Araceae. Para realização dos estudos farmacognósticos utilizou-se as metodologias descritas na Farmacopéia Brasileira. A prospecção fitoquímica foi realizada pelos métodos descritos por Mattos. No ensaio antiplasmódico foi utilizado o microteste tradicional e no ensaio de Artemia salina. Os resultados obtidos nos estudos farmacognósticos do pó das folhas de M. linifera demonstraram tratar-se de um pó moderadamente grosso, com teores de água e cinzas totais dentro dos limites aceitáveis, baixa densidade (0,324 e 0,339 g/mL), pH próximo de neutro (6,69±0,02). A análise fitoquímica preliminar evidenciou a presença de alcaloides, flavonoides, taninos, triterpenos e esteroides. O extrato etanólico das folhas de M. linifera apresentou moderada atividade antiplasmódica e baixa toxicidade para a Artemia salina.

          Translated abstract

          The present paper describes results of a pharmacognostic, a preliminary phytochemical study, brine shrimp toxicity and antiplasmodic activity in a strain of Plasmodium falciparum that is resistant to chloroquine (W2) using ethanolic extract obtained from powder of the leaves of Montrichardia linifera (Arruda) Schott, Araceae. To perform the pharmacognostic studies methodologies employed in the Brazilian Pharmacopoea were utilized. The methods described by Mattos were utilized for phytochemical prospecting. In the antiplasmodic test the traditional microtest was employed, as well as in the test with brine shrimp. The results obtained in the pharmacognostic studies with the powder from M. linifera leaves showed that it was a moderate thick powder, with water and ash totals within acceptable limits, low density (0.324 and 0.339 g/mL), pH close to neutral (6.69 ± 0.02). Preliminary phytochemical analysis showed the presence of alkaloids, flavonoids, tannins, triterpenes and esters. The ethanolic extract from M. linifera leaves presented moderate antiplasmodic activity and low brine shrimp toxicity. To summarize, the powder used in preparing the extract presented good quality in pharmacognostic terms.

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          Most cited references22

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          Farmacopeia Brasileira

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            Folk uses of new world aroids

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              Anatomia e arquitetura foliar de Montrichardia linifera (Arruda) Schott (Araceae) espécie da várzea amazônica

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                Author and article information

                Contributors
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Journal
                rbfar
                Revista Brasileira de Farmacognosia
                Rev. bras. farmacogn.
                Sociedade Brasileira de Farmacognosia (Curitiba )
                1981-528X
                December 2009
                : 19
                : 4
                : 834-838
                Affiliations
                [1 ] Universidade Federal do Pará Brazil
                [2 ] Centro Universitário do Pará Brasil
                [3 ] Instituto Evandro Chagas Brazil
                Article
                S0102-695X2009000600006
                10.1590/S0102-695X2009000600006
                009010fd-7314-43c3-bf91-b6c585128f7b

                http://creativecommons.org/licenses/by/4.0/

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                SciELO Brazil

                Self URI (journal page): http://www.scielo.br/scielo.php?script=sci_serial&pid=0102-695X&lng=en
                Categories
                PHARMACOLOGY & PHARMACY

                Pharmacology & Pharmaceutical medicine
                Montrichardia linifera,pharmacognostic studies,antiplasmodic activity,brine shrimp toxicity,Artemia salina,atividade antiplasmódica,toxicidade,estudos farmacognósticos

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