1. Department of Pharmacology & Toxicology, University of Alabama at Birmingham, Birmingham, AL 35294
2. Center for Nutrient-Gene Interaction in Cancer Prevention, University of Alabama at Birmingham, Birmingham, AL 35294
3. Comprehensive Cancer Center Mass Spectrometry Shared Facility, University of Alabama at Birmingham, Birmingham, AL 35294
4. Department of Pathology, University of Alabama at Birmingham, Birmingham, AL 35294