In the above article [ Toyota H, Dugovic C, Koehl M, Laposky AD, Weber C, Ngo K, Wu Y, Lee DH, Yanai K, Sakurai E, et al. (2002)Mol Pharmacol 62:389–397], the volume number was incorrect. The correct volume number is 62.

We apologize for this error and regret any confusion or inconvenience it may have caused.

• The American Society for Pharmacology and Experimental Therapeutics