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result sql = Ursolic acid triggers apoptosis and Bcl-2 downregulation in MCF-7 breast cancer cells.
Ursolic acid triggers apoptosis and Bcl-2 downregulation in MCF-7 breast cancer cells.
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result sql = In this report we determine the ability of ursolic acid (UA) to induce apoptosis and to modulate glucocorticoid receptor (GR) and Activator Protein-1 (AP-1) in MCF-7 cells. The UA-induced apoptosis (53 microM), the PARP cleavage, and the decrease in Bcl-2 protein (53 microM) support the notion that UA induces apoptosis through the intrinsic mitochondrial pathway. UA binds GR (relative binding affinity: 2.57) and translocates GR into nucleus, suggesting its potential as a GR modulator. UA had no effect on GRE- or TRE-driven gene expression. In summary, UA is a GR modulator and may be considered as a potential anticancer agent in breast cancer.

Publication: Cancer Invest. 2009 Aug ;27(7)::723-33. :doi: 10.1080/07357900802672712.
Publication Date: 2009 Aug
Study Author(s): Kassi, E;Sourlingas, T G;Spiliotaki, M;Papoutsi, Z;Pratsinis, H;Aligiannis, N;Moutsatsou, P;
Institution: Laboratory of Biological Chemistry, Medical School, University of Athens, Athens, Greece.
Shortcut link to this study:
In this report we determine the ability of ursolic acid (UA) to induce apoptosis and to modulate glucocorticoid receptor (GR) and Activator Protein-1 (AP-1) in MCF-7 cells. The UA-induced apoptosis (53 microM), the PARP cleavage, and the decrease in Bcl-2 protein (53 microM) support the notion that UA induces apoptosis through the intrinsic mitochondrial pathway. UA binds GR (relative binding affinity: 2.57) and translocates GR into nucleus, suggesting its potential as a GR modulator. UA had no effect on GRE- or TRE-driven gene expression. In summary, UA is a GR modulator and may be considered as a potential anticancer agent in breast cancer.
PMID: 19440893

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