Resumo
Cissus verticillata, a Vitaceae very used in the traditional medicine in Pará and Minas Gerais State - Brazil, was investigated in order to validate its indication for the hyperglycaemia control. The aqueous extract reduces the normal glycaemia of male white Wistar rats in about 19.5 %. The hypoglycaemic effect of this extract could be related to the flavonoids found in the preparation. Luteolin, Kaempferol and Luteolin-3'-sulphate could be isolated from the aqueous extract after acid hydrolysis.
Flavonóides de Cissus verticillata e a atividade hipoglicemiante do chá de suas folhas
Wagner L. R. BarbosaI,* * barbosa@ufpa.br ; Wallace R. A. dos SantosII; Lucianna N. PintoI; Isabel C.C. TavaresII
ILaboratório de Fitoquímica, Universidade Federal do Pará, Campus Universidade do Guamá, 66075-000, Belém, PA, Brasil
IILaboratório de Bioquímica Clínica, Departamento de Farmácia, Centro de Ciências da Saúde, Universidade Federal do Pará, Campus Universidade do Guamá, 66075-000, Belém, PA, Brasil
ABSTRACT
Cissus verticillata, a Vitaceae very used in the traditional medicine in Pará and Minas Gerais State Brazil, was investigated in order to validate its indication for the hyperglycaemia control. The aqueous extract reduces the normal glycaemia of male white Wistar rats in about 19.5 %. The hypoglycaemic effect of this extract could be related to the flavonoids found in the preparation. Luteolin, Kaempferol and Luteolin-3'-sulphate could be isolated from the aqueous extract after acid hydrolysis.
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- 1 Barbosa WLR. Untersuchung brasilienischer Arzneipflanze Cissus sicyoides (C. verticillata). Tese de Doutorado, Universidade de Bonn, Alemanha, 1994
- 2 Barbosa WLR. Abordagem Etnofarmacęutica de Cipó pucá (C. verticillata) na Comunidade do Tacajós, Santa Izabel do Pará - PA, 1996
- 2 Abreu IN. Universidade de Lavras. Comunicaçăo pessoal. Belém, Pará, 1996
- 3 Barbosa G, Oliveira M, Santos WRA Sasaki Y, Pinto LN, Quignard E, Barbosa WLR. Boll. Chim. Pharm., 138 (2), 294, 1999
- 4 Ali AA, Mohamed MH, Kamel MS, Fouad MA, Spring O. Pharmazie, 53 (3), 710-5, 1998
Datas de Publicação
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Publicação nesta coleção
05 Out 2009 -
Data do Fascículo
2002