Protein Information

Name CYP3A4
Synonyms CP33; CYP3; HLP; CYP3A; CP34; CYP 3A4; CYP 3; CYP3A3…

Compound Information

Name pyrethrins
CAS pyrethrins

Reference List

PubMed Abstract RScore(About this table)
18022748 Price RJ, Giddings AM, Scott MP, Walters DG, Capen CC, Osimitz TG, Lake BG: Effect of Pyrethrins on cytochrome P450 forms in cultured rat and human hepatocytes. Toxicology. 2008 Jan 14;243(1-2):84-95. Epub 2007 Oct 7.

Pyrethrins and Phenobarbital also induced CYP3A-dependent testosterone 6beta-hydroxylase activity in rat hepatocytes.
18(0,0,3,3) Details
19249324 Yang D, Wang X, Chen YT, Deng R, Yan B: Pyrethroid insecticides: isoform-dependent hydrolysis, induction of cytochrome P450 3A4 and evidence on the involvement of the pregnane X receptor. Toxicol Appl Pharmacol. 2009 May 15;237(1):49-58. Epub 2009 Feb 26.

4(0,0,0,4) Details
19326768 Das PC, Streit TM, Cao Y, Rose RL, Cherrington N, Ross MK, Wallace AD, Hodgson E: Pyrethroids: cytotoxicity and induction of CYP isoforms in human hepatocytes. Drug Metabol Drug Interact. 2008;23(3-4):211-36.


At 100 microM deltamethrin 2-3 fold induction of CYP1A1 and CYP2B6 mRNA was observed, while at the same time an approximately 25-fold induction of CYP3A4 was noted.
2(0,0,0,2) Details
18948380 Scollon EJ, Starr JM, Godin SJ, DeVito MJ, Hughes MF: In vitro metabolism of pyrethroid pesticides by rat and human hepatic microsomes and cytochrome p450 isoforms. Drug Metab Dispos. 2009 Jan;37(1):221-8. Epub 2008 Oct 23.


Human P450 isoforms that showed activity toward multiple pyrethroids were CYP2C8, CYP2C9, CYP2C19, and CYP3A4.
1(0,0,0,1) Details
17188729 Price RJ, Walters DG, Finch JM, Gabriel KL, Capen CC, Osimitz TG, Lake BG: A mode of action for induction of liver tumors by Pyrethrins in the rat. Toxicol Appl Pharmacol. 2007 Jan 15;218(2):186-95. Epub 2006 Nov 11.

Significant increases were also observed in CYP3A-dependent testosterone 6beta-hydroxylase activity.
1(0,0,0,1) Details