Title : Retinoids and carnosol suppress cyclooxygenase-2 transcription by CREB-binding protein/p300-dependent and -independent mechanisms.

Pub. Date : 2002 May 1

PMID : 11980644






6 Functional Relationships(s)
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1 Treatment with retinoic acid (RA) or carnosol, two structurally unrelated compounds with anticancer properties, inhibited phorbol ester (PMA)-mediated induction of activator protein-1 (AP-1) activity and cyclooxygenase-2 (COX-2) expression in human mammary epithelial cells. Tetradecanoylphorbol Acetate prostaglandin-endoperoxide synthase 2 Homo sapiens
2 Treatment with retinoic acid (RA) or carnosol, two structurally unrelated compounds with anticancer properties, inhibited phorbol ester (PMA)-mediated induction of activator protein-1 (AP-1) activity and cyclooxygenase-2 (COX-2) expression in human mammary epithelial cells. Tetradecanoylphorbol Acetate prostaglandin-endoperoxide synthase 2 Homo sapiens
3 The induction of COX-2 transcription by PMA was mediated by increased binding of AP-1 to the cyclic AMP response element (CRE) of the COX-2 promoter. Tetradecanoylphorbol Acetate prostaglandin-endoperoxide synthase 2 Homo sapiens
4 The induction of COX-2 transcription by PMA was mediated by increased binding of AP-1 to the cyclic AMP response element (CRE) of the COX-2 promoter. Tetradecanoylphorbol Acetate prostaglandin-endoperoxide synthase 2 Homo sapiens
5 Inhibition of the histone acetyltransferase activity of CREB- binding protein (CBP)/p300 blocked the induction of COX-2 by PMA. Tetradecanoylphorbol Acetate prostaglandin-endoperoxide synthase 2 Homo sapiens
6 Overexpressing c-Jun but not CBP/p300 reversed the suppressive effect of carnosol on PMA-mediated stimulation of COX-2 promoter activity. Tetradecanoylphorbol Acetate prostaglandin-endoperoxide synthase 2 Homo sapiens