A POSTDOCTORAL POSITION is available to utilize biochemical techniques in studies on the mechanism, specificity, and catalytic regulation of sulfotransferases that are important in drug metabolism and toxicology.  Experience in the use of mammalian tissue slices and purified recombinant enzymes for kinetic studies on catalytic function is required.  Send current curriculum vitae and the names and contact information for at least three references to:  Dr. Michael W. Duffel, Division of Medicinal and Natural Products Chemistry, College of Pharmacy, University of Iowa, Iowa City, IA 52242. (email: michael-duffel@uiowa.edu). The University of Iowa is an Equal Opportunity/Affirmative Action Employer.