PT - JOURNAL ARTICLE AU - Edward T. Morgan TI - Regulation of Cytochrome P450 by Inflammatory Mediators: Why and How? DP - 2001 Mar 01 TA - Drug Metabolism and Disposition PG - 207--212 VI - 29 IP - 3 4099 - http://dmd.aspetjournals.org/content/29/3/207.short 4100 - http://dmd.aspetjournals.org/content/29/3/207.full SO - Drug Metab Dispos2001 Mar 01; 29 AB - Expression and activities of cytochrome P450 enzymes are down-regulated in the liver during the host response to inflammation or infection, leading to alterations in drug clearance and toxin activation. This review focuses on recent studies on the mechanisms of this down-regulation, as well as the cytokines and cell types involved. Possible reasons for cytochrome P450 down-regulation are discussed. The American Society for Pharmacology and Experimental Therapeutics