1.
Biosci Biotechnol Biochem
; 68(4): 935-8, 2004 Apr.
Artigo
em Inglês
| MEDLINE
| ID: mdl-15118327
RESUMO
Present study demonstrated that the ethanolic extracts of propolis containing higher concentrations of flavonoids suppressed 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD)-induced aryl hydrocarbon receptor transformation in a dose-dependent manner. The IC(50) values of propolis group 3 and group 12 were 1.2 and 3.6 microg/ml, respectively, indicating that propolis showed stronger antagonistic effects as compared with vegetable extracts.