DIGESTIVE HEALTH SUMMIT
March 2005 - Bios


Stephen Barnes, PhD
University of Alabama at Birmingham School of Medicine

Stephen Barnes is a Professor of Pharmacology and Toxicology in the School of Medicine at the University of Alabama at Birmingham (UAB). He also holds secondary appointments as a full Professor in the Departments of Genetics and Biochemistry and Molecular Genetics in the School of Medicine and in the Department of Environmental Sciences in the School of Public Health. His administrative appointments include Director of the UAB Center for Nutrient-Gene Interaction, Associate Director of the Purdue-UAB Botanicals Center for Age-Related Disease and Director of the UAB Comprehensive Cancer Center Mass Spectrometry Shared Facility. He is also a Senior Scientist in the UAB Comprehensive Cancer Center, the UAB Center for Free Radical Biology, and the UAB Center for Aging.

Dr. Barnes received his undergraduate (University of Surrey, Honors in Applied Chemistry) and graduate (University of London/Imperial College, PhD in Biochemistry) training in the United Kingdom. His early interests were in the application of mass spectrometry and gas chromatography to small molecule biochemistry. While at the Liver Unit at the Royal Free Hospital from 1972-77, he developed a life long interest in the analysis, chemistry, biochemistry and molecular biology of bile acids in health and disease.

In 1977, he immigrated to the United States to join the Division of Gastroenterology at UAB, having previously spent several months at the Mayo Clinic in Rochester, Minn., in 1975. For the period from 1977-1980, he received a fellowship in informatics from the National Library of Medicine. He joined the Department of Pharmacology in 1981 and has risen through the ranks to his current position.

Integration of all his previous experiences has now occurred in regard of how to apply the techniques of systems biology to biomedical research. He collaborates with Dr. David Allison with regard to the former's efforts to generate new and appropriate statistical methods for the application of DNA microarray analysis. This also applies to the issues of high dimensional data analysis in proteomics and single nucleotide polymorphisms.

Dr. Barnes has over 165 refereed full publications and 25 book chapters.


Phyllis E. Bowen, PhD, RD
University of Illinois at Chicago

Dr. Bowen received her Ph.D. as well as her M.S. degree in nutrition from Cornell University. She received a B.S. degree from Iowa State University in Food Science. She was a faculty member in the Department of Human Foods and Nutrition at Virginia Polytechnic Institute and State University for six years and has been part of the faculty of the Department of Human Nutrition and Dietetics at the University of Illinois for 22 years and is currently an Associate Professor. She has held various departmental assignments including Acting Head, Associate Head, Director of Graduate Studies and Coordinated Undergraduate Program Director and Director of the Nutrition and Metabolism Laboratory.

She has received several teaching awards for her undergraduate and graduate teaching. She is also serving as Assistant Dean of the College of Applied Health Sciences in charge of developing the Urban Allied Health Academy. She was founding member and associate director of the Functional Foods for Health Research Program, a joint campus program of the University of Illinois with over 90 faculty members and 28 industrial affiliates. She headed the clinical trials that formed the basis of the Ensure plus Fiber nutritional formulas and reformulation of Regular and Ensure plus Fiber (Ross Products Div, Abbot Labs). She is internationally known for human metabolism/function studies on carotenoids, lipids, and vitamin E with over 75 publications in the field. She is founding member and past chair of the Carotenoids Interaction Research Group was on the founding steering committee for the International Carotenoids Society. She has served on the Council for Research and Chair of the Research Dietetics Practice Group is not Professional Issues Delegate and on the Research Committee in the American Dietetics Association. Her current research interests include the human metabolism of carotenoids and dietary factors that produce/reduce oxidative stress. Her current projects include studies of the effect of tomato, lycopene, dried plum and vitamin E consumption on DNA damage and lipid peroxidation in patients with prostate cancer, diabetes or dyslipidemia.


Adam Drewnowski, PhD
University of Washington

Dr. Adam Drewnowski is the Director of the Center for Public Health Nutrition at the University of Washington. He is Professor of Epidemiology in the School of Public Health and Community Medicine; Professor of Medicine in the Medical School and Member of the Fred Hutchinson Cancer Research Center in Seattle.

He obtained his MA degree in biochemistry from Balliol College, Oxford University, and a PhD in psychology from The Rockefeller University in New York. Following postdoctoral training at the University of Toronto, Dr. Drewnowski rejoined The Rockefeller University as Assistant Professor in the Laboratory of Human Behavior and Metabolism and became engaged in obesity research. He then moved to the University of Michigan, where he became Professor of Public Health, Psychology, and Psychiatry and headed the Program in Human Nutrition at the School of Public Health. He joined the University of Washington in 1998.

Dr. Drewnowski has conducted studies on the role of added sugar and fat in the American diet, linking the current obesity epidemic to the simple economics of food choice. Low-cost energy dense foods are increasingly the only option for the low-income consumer. Dr. Drewnowski has published on the links between poverty and obesity and other health disparities. He is the author of over 100 research papers, numerous reviews and book chapters, and is a frequent participant at scientific conferences and symposia.

The Center for Public Health Nutrition partners with government agencies in coordinating local efforts to prevent childhood obesity. The Center promotes and sponsors community-based research to promote nutrition and fitness in Washington State and the Pacific Northwest.


Daniel D. Gallaher, PhD
University of Minnesota

Daniel Gallaher is a Professor in Nutrition in the Department of Food Science and Nutrition and Associate Dean for Undergraduate Programs in the College of Human Ecology at the University of Minnesota.

His research interests include dietary influences on colon cancer and cholesterol metabolism, particularly dietary fiber, whole grains, cruciferous vegetables, and fat, as well as bile acid metabolism, and dietary treatment of diabetes and chronic pancreatitis.

He is a member of the University of Minnesota Cancer Center and the Center for Plants and Human Health. He has served on the editorial board for the Journal of Nutrition for over ten years. He has also served as Director of Graduate Studies in Nutrition at the University of Minnesota for four years. He is a member of the American Society for Nutritional Sciences, Institute of Food Technologists, and Society for Experimental Biology and Medicine.

He has a strong interest in the use of multimedia in teaching. He has received the Outstanding Teaching of the Year for 2002-2003 by the College of Agriculture, Food, and Environmental Sciences Student Board and the College of Human Ecology McFarland Creative Teaching Award.


Barry Goldin, PhD
Tufts University School of Medicine

Dr. Goldin is a Professor of Community Health at the Tufts University School of Medicine. He is also a Professor at the Tufts University School of Nutrition. His research interests cover the relationship between diet and breast and colon cancer and the use of probiotic bacteria to treat human disease.

The focus of his research has been directed toward understanding the mechanism by which diet, drugs, antibiotics and bacterial supplements influence the intestinal bacterial flora. These studies have been primarily involved in evaluating how different external agents can influence bacterial metabolism of carcinogens in the colon or affect estrogen metabolism and pharmacokinetics via altering the enterohepatic circulation of these hormones.

Dr. Goldin serves as a member of several committees at the National Institutes of Health, including the Ad Hoc Expert Committee on Fatty Acids as Dietary Markers and the Ad Hoc Expert Committee on Estrogens as Biomarkers of Breast Cancer.

He received his M.S. and Ph.D. in biochemistry from the University of Massachusetts.


David Heber, MD, PhD, FACP, FACN
University of California, Los Angeles

David Heber is the Director of the Center for Human Nutrition at the University of California, Los Angeles. Dr. Heber has been on the faculty of the UCLA School of Medicine since 1978 and is currently Professor of Medicine and Public Health and the founding Chief of the Division of Clinical Nutrition in the Department of Medicine and the Founding Director of the UCLA Center for Human Nutrition at UCLA.

Dr. Heber is board certified in Internal Medicine and Endocrinology and Metabolism by the American Board of Internal Medicine, and in Clinical Nutrition by the American Board of Nutrition. He directs the NCI-funded Clinical Nutrition Research Unit and the NIH Nutrition and Obesity Training Grants at UCLA. Dr. Heber is a Director of the American Board of Nutrition and past chair of the Education Committee of the American Society of Clinical Nutrition. He has written over 120 peer-reviewed scientific articles, 25 book chapters and two professional texts: Dietary Fat, Lipids, Hormones and Tumorigenesis and Nutritional Oncology.

Dr. Heber is included in the 2000, 2001 and 2002 listings of The Best Doctors in America, based on a survey of over 35,000 doctors throughout the nation, and was listed in Who's Who in America as of 2001. He has written four books for the public: Natural Remedies for a Healthy Heart, The Resolution Diet and What Color is Your Diet? and the L.A. Shape Diet published by Harper Collins/Regan Books in 2004. His main research interests are obesity treatment and nutrition for cancer prevention and treatment.

After graduating from UCLA Magna Cum Laude in Chemistry in 1969 and from Harvard Medical School in 1973, he completed his internship at Beth Israel Hospital and his residency and fellowship training at Harbor General Hospital in Torrance, Calif. He completed his Ph.D. in Physiology at UCLA in 1978.


David JA Jenkins, MD, PhD, DSc
University of Toronto

Dr. Jenkins is currently a professor in both the Departments of Medicine and Nutritional Sciences, Faculty of Medicine, University of Toronto, a staff physician in the Division of Endocrinology and Metabolism and the Director of the Clinical Nutrition and Risk Factor Modification Center, St. Michael's Hospital. He was educated at Oxford University, from which he obtained his DM, DPhil and DSc. After further research at the British Medical Research Council's Clinical Gastroenterology Unit, he returned to Oxford to a joint appointment in the Department of the Regius Professor of Medicine at the Radcliffe Infirmary and as a faculty member of the University Laboratory of Physiology. He is a fellow of the Royal College of Physicians (London) and of the Royal College of Physicians of Canada.

Dr. Jenkins has served on committees in Canada and the United States that have formulated nutritional guidelines for the treatment of diabetes and most recently recommendations for fibre and macronutrient intake for the general population under the new joint United States-Canada DRI system (RDAs) of the National Academy of Sciences (Washington, DC). His research area is the use of diet in the prevention and treatment of hyperlipidemia and diabetes. He has over 200 original publications on these and related topics. His team was the first to define and explore the concept of the glycemic index of foods and demonstrate the breadth of metabolic effects of viscous soluble fiber.

Dr. Jenkins has received National and International awards in recognition of his contribution to nutrition research. He was awarded the Borden Award by the Canadian Society of Nutritional Sciences in 1983, and in 1985, the Goldsmith Award for Clinical Research of the American College of Nutrition. In 1996, Dr. Jenkins was presented with the Vahouny Medal for distinction in research in dietary fiber, at the International Conference on Dietary Fiber in Washington, DC. In 1999, he was awarded the McHenry Award by the Canadian Society of Nutritional Sciences in recognition of excellence in nutrition research and education. In 2000 he received the Dietary Fibre Research Award of the joint ICC/AOAC International Conference of Dietary Fibre Research Meeting, Dublin. The same year he was awarded a Canada Research Chair in Metabolism and Nutrition of the Canadian government in recognition of his contribution to Nutrition Research. In 2001, he received the Danone Nutrition Award (Canada) for Contributions to Nutritional Research and Education. Most recently, he was elected to fellowship in the Royal Society of Canada (2003).


Stephen J. O'Keefe, MD
University of Pittsburgh Medical School


Dr. O'Keefe is a Professor of Medicine and Director of Nutrition Service at the University of Pittsburgh Medical School. He has held several teaching positions at medical schools in Great Britain, South Africa and the United States.

He is the founder and first president of the South African Society of Enteral and Parenteral Nutrition, serves on the editorial board of the Journal of Parenteral and Enteral Nutrition, is a fellow of the American College of Gastroenterology and is on the research committee of the American Society of Enteral and Parenteral Nutrition.

Studies he currently has underway include: "Diet, disease and pancreatic enzyme synthesis in humans"; Diet, colonic bacterial metabolism, and colon cancer risk in African-Americans"; "A study of the efficacy and safety of teduglutide in subjects with parenteral nutrition dependent short bowel syndrome"; and "Mechanisms of adaptation in human short bowel syndrome."

Dr. O'Keefe has an MD from London University and additional degrees from the Royal College of Surgeons and Physicians.


Leo Treyzon, MD
University of California, Los Angeles

Dr. Treyzon is a fellow within the Division of Digestive Diseases and Clinical Instructor in the Department of Medicine at the David Geffen School of Medicine at the University of California, Los Angeles. Although his early research interests included novel therapeutics and diagnostic imaging in Inflammatory Bowel Disease, his current clinical and research interests are in the field of obesity and nutrition for digestive disease prevention, such as in colon cancer. He is a clinical trialist in the field of interventions for obesity. He pursues advanced clinical research training within the school of biomathematics at UCLA (with an emphasis on research methodology).

Dr. Treyzon received his undergraduate degree from the University of California, Santa Barbara in Political Science. He completed his medical training at the University of California at San Diego. He pursued both an internship and residency in Internal Medicine at Cedars Sinai Medical Center.


Andrew L. Waterhouse, PhD
University of California, Davis

Dr. Waterhouse is a Professor of Enology in the Department of Viticulture and Enology at the University of California, Davis, where his research program has delved into various aspects of phenolic compounds, in particular their analysis and their effects on wine qualities and health effects on wine consumers. In 2000, Dr, Waterhouse was named a UC Davis Chancellor's Scholar and, in 2003, he was awarded the John E. Kinsella Endowed Chair in Food, Nutrition and Health.

He joined the Department of Viticulture and Enology at UC Davis in 1991 after conducting research on structure-activity relationships of carbohydrates in the Chemistry Department at Tulane University.

Dr. Waterhouse has received awards for wine research and has organized several symposia on the subjects of wine flavor and wine and health. He has also investigated the antioxidant properties of phenolic compounds in wine and other foods, including dried plums. He has studied the absorption and metabolism of these compounds in order to understand their role in affecting health and disease.

Dr. Waterhouse received his bachelor's degree in chemistry from the University of Notre Dame and his Ph.D. from the University of California, Berkeley, where he also completed postdoctoral studies on natural pesticides.

 
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