1. School of Medicine, University of California Davis California
2. Department of DermatologyUniversity of California Davis California
3. College of Medicine, Drexel University Philadelphia Pennsylvania
4. Department of Nutrition and Graduate Group in Nutritional BiologyUniversity of California Davis California
5. United States Department of AgricultureAgricultural Research Service, Western Human Nutrition Research Center Davis California
6. Department of Biological SciencesCalifornia State University Sacramento California
7. Pacific Skin Institute Sacramento California