Antiproliferative activity and apoptosis induction of ethyl acetate of Eucalyptus citriodora resin (EAEER), and its major bioactive compound in melanoma B16F10 cells were investigated. 6-[1-(p-Hydroxy-phenyl)ethyl]-7-O-methyl aromadendrin (HEMA), a flavanol derivative, was isolated from EAEER and identified on the basis of its mass and NMR spectra. The results from MTT assay showed high antiproliferative effects of EAEER and HEMA on B16F10 cells. Moreover, EAEER- and HEMA-induced cell apoptosis was association with the decrease in the mitochondrial transmembrane potentials (Delta psi(m)), increase in Bax/Bcl-2 ratio, and activation of caspase-3. Cells treated with EAEER and HEMA generated intracellular reactive oxygen species (ROS) and nitric oxide (NO), indicating that ROS and RNS play important roles in the induction of apoptosis in B16F10 cells. Taken together, EAEER and its major bioactive compound, HEMA, inhibited the proliferation of B16F10 cells via apoptosis and may be a potential antimelanoma agent.
机构:
Univ Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
Univ Porto, Fac Pharm, Dept Toxicol, REQUIMTE, P-4100 Oporto, PortugalUniv Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
Carvalho, Marcia
;
Jeronimo, Carmen
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机构:
Portuguese Oncol Inst, Dept Genet, Oporto, Portugal
Univ Porto, Dept Pathol & Mol Immunol, ICBAS Inst Biomed Sci Abel Salazar, P-4100 Oporto, PortugalUniv Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
Jeronimo, Carmen
;
Valentao, Patricia
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机构:
Univ Porto, Fac Pharm, Dept Pharmacognosy, REQUIMTE, P-4100 Oporto, PortugalUniv Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
Valentao, Patricia
;
Andrade, Paula B.
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机构:
Univ Porto, Fac Pharm, Dept Pharmacognosy, REQUIMTE, P-4100 Oporto, PortugalUniv Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
Andrade, Paula B.
;
Silva, Branca M.
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机构:
Univ Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
Univ Porto, Fac Pharm, Dept Pharmacognosy, REQUIMTE, P-4100 Oporto, PortugalUniv Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
机构:
Univ Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
Univ Porto, Fac Pharm, Dept Toxicol, REQUIMTE, P-4100 Oporto, PortugalUniv Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
Carvalho, Marcia
;
Jeronimo, Carmen
论文数: 0引用数: 0
h-index: 0
机构:
Portuguese Oncol Inst, Dept Genet, Oporto, Portugal
Univ Porto, Dept Pathol & Mol Immunol, ICBAS Inst Biomed Sci Abel Salazar, P-4100 Oporto, PortugalUniv Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
Jeronimo, Carmen
;
Valentao, Patricia
论文数: 0引用数: 0
h-index: 0
机构:
Univ Porto, Fac Pharm, Dept Pharmacognosy, REQUIMTE, P-4100 Oporto, PortugalUniv Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
Valentao, Patricia
;
Andrade, Paula B.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Porto, Fac Pharm, Dept Pharmacognosy, REQUIMTE, P-4100 Oporto, PortugalUniv Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
Andrade, Paula B.
;
Silva, Branca M.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal
Univ Porto, Fac Pharm, Dept Pharmacognosy, REQUIMTE, P-4100 Oporto, PortugalUniv Fernando Pessoa, Fac Hlth Sci, CEBIMED Res Grp Toxicol & Phytochem, P-4200150 Oporto, Portugal