Drs L. J. Bierut and J. P. Rice are listed as inventors on a patent (US20070258898) held by Perlegen Sciences, Inc., covering the use of certain SNPs in determining the diagnosis, prognosis, and treatment of addiction. Drs L. J. Bierut, C. S. Pomerleau and O. F. Pomerleau have also acted as consultants for Pfizer, Inc. in 2008.