Wednesday, September 5, 2007 |
8:00 a.m. |
Registration |
8:30 a.m.–8:40 a.m. |
Introduction
Mary Frances Picciano
Office of Dietary Supplements, NIH |
Session 1: |
Vitamin D Metabolism and Status
Moderator: Joan McGowan
National Institute of Arthritis and Musculoskeletal and Skin Diseases, NIH |
8:40 a.m.–9:15 a.m. |
Vitamin D Metabolism and Functions
Anthony Norman
University of California, Riverside |
9:15 a.m.–9:25 a.m. |
Questions and Answers |
9:25 a.m.–9:45 a.m. |
Assessment of Nutritional Status: Biomarkers and Nutritional Assessment Lars Ovesen Department of Gastroenterology, Slagelse Hospital
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9:45 a.m.–9:55 a.m. |
Questions and Answers |
9:55 a.m.–10:15 a.m. |
Vitamin D Across the Life Cycle
Ann Prentice
Medical Research Council Human Nutrition Center |
10:15 a.m.–10:25 a.m. |
Questions and Answers |
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10:25 a.m.–10:50 a.m. |
Break |
10:50 a.m.–11:10 a.m. |
Measuring 25(OH)D: Challenges and Needs
Bruce Hollis
Medical University of South Carolina |
11:10 a.m.–11:20 a.m. |
Questions and Answers |
11:20 a.m.–11:30 a.m. |
Measuring 25(OH)D: Standard Reference Material
Karen Phinney
National Institute of Standards and Technology |
11:30 a.m.–11:35 a.m. |
Questions and Answers |
11:35 a.m.–11:55 a.m. |
Vitamin D Status
Anne Looker
National Center for Health Statistics |
11:55 a.m.–12:05 p.m. |
Questions and Answers |
12:05 p.m.–12:50 p.m. |
Session 1 Panel and Audience Discussion
Norman, Ovesen, Prentice, Hollis, Phinney, and Looker
Questions posed to panel and audience:
- What research gaps need to be addressed to validate biomarkers and assessment standards of vitamin D status and their measurement in individuals and populations?
- Given current understanding of biomarkers and their relationship to functional outcomes for vitamin D, what interpretation can be given to population or study results that use serum 25(OH)D levels as the primary outcome or determinant of adequate vitamin D status?
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12:50 p.m.–1:50 p.m. |
Lunch on own |
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1:50 p.m.–2:00 p.m. |
Vitamin D and Cancer—Current Dilemmas and Future Needs: A Summary of the NCI Conference
Cindy Davis
National Cancer Institute, NIH |
2:00 p.m.–2:05 p.m. |
Questions and Answers |
Session 2, Part 1: |
25(OH)D and Functional Outcomes Across the Life Cycle
Moderator: Munro Peacock
Indiana University School of Medicine
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2:05 p.m.–2:20 p.m. |
Evidence-Based Review: Overview
Ann Cranney
University of Ottawa |
2:20 p.m.–2:30 p.m. |
Questions and Answers |
2:30 p.m.–2:45 p.m. |
Evidence-Based Review: Results—Question 1
Hope Weiler
McGill University |
2:45 p.m.–2:55 p.m. |
Questions and Answers |
2:55 p.m.–3:15 p.m. |
25(OH)D and Functional Outcomes in the Elderly
Bess Dawson-Hughes
Tufts University Human Nutrition Research Center on Aging |
3:15 p.m.–3:25 p.m. |
Questions and Answers |
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3:25 p.m.–3:50 p.m. |
Break |
3:50p.m.–4:10 p.m. |
25(OH)D and Functional Outcomes in Pregnancy and Lactation
Christopher Kovacs
Memorial University of Newfoundland, Health Sciences Center |
4:10 p.m.–4:20 p.m. |
Questions and Answers |
4:20 p.m.–4:40 p.m. |
25(OH)D and Functional Outcomes in the Fetus and Infant
Frank Greer
University of Wisconsin |
4:40 p.m.–4:50 p.m. |
Questions and Answers |
4:50 p.m.–5:10 p.m. |
25(OH)D and Functional Outcomes in Adolescents
Christel Lamberg-Allardt
University of Helsinki |
5:10 p.m.–5:20 p.m. |
Questions and Answers |
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Thursday, September 6, 2007 |
Session 2, Part 2: |
25(OH)D and Functional Outcomes Across the Life Cycle
Moderator: Irwin Rosenberg
Tufts University Human Nutrition Research Center on Aging
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8:30 a.m.–8:50 a.m. |
Interactions of 25(OH)D With Calcium and Functional Outcomes
Robert Heaney
Creighton University |
8:50 a.m.–9:00 a.m. |
Questions and Answers |
9:00 a.m.–9:20 a.m. |
African Americans, 25(OH)D, and Osteoporosis: A Paradox?
John Aloia
Winthrop University Hospital |
9:20 a.m.–9:30 a.m. |
Questions and Answers |
9:30 a.m.–10:30 a.m. |
Session 2 Panel and Audience Discussion
Cranney, Weiler, Dawson-Hughes, Kovacs, Greer, Lamberg-Allardt, Heaney, and Aloia
Questions posed to panel and audience:
- What research gaps need to be addressed to answer the questions as to what is insufficient 25(OH)D across the life cycle and among ethnic groups?
- How do age, race, physical, and physiological conditions (pregnancy, obesity, renal/liver disease) affect vitamin D, its assessment biomarkers, and sufficiency across the life cycle?
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10:30 a.m.–10:55 a.m. |
Break |
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Session 3: |
Impact of Dietary Intake (Including Fortified Foods and Supplements) and Sun Exposure on 25(OH)D
Moderator: Cindy Davis
National Cancer Institute, NIH |
10:55 a.m.–11:25 a.m. |
Evidence-Based Review Results—Questions 2–4
Ann Cranney
University of Ottawa |
11:25 a.m.–11:35 a.m. |
Questions and Answers |
11:35 a.m.–11:45 a.m. |
Assessing Vitamin D Contents in Food and Supplements: Challenges and Needs
Joanne Holden
U.S. Department of Agriculture, Beltsville Human Nutrition Research Center |
11:45 a.m.–11:50 a.m. |
Questions and Answers |
11:50 a.m.–12:00 a.m. |
Analyzing Vitamin D in Food and Supplements: Methodological Challenges
James Harnly
U.S. Department of Agriculture, Beltsville Human Nutrition Research Center |
12:00 a.m.–12:05 a.m. |
Questions and Answers |
12:05 a.m.–12:25 p.m. |
Intakes of Vitamin D, 25(OH)D, and Sufficiency: State of Our Knowledge and Its Uncertainties
Elizabeth Yetley
Office of Dietary Supplements, NIH |
12:25 p.m.–12:35 p.m. |
Questions and Answers |
12:35 p.m.–1:35 p.m. |
Lunch on own |
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1:35 p.m.–1:55 p.m. |
Sun Exposure, 25(OH)D, and Sufficiency
Barbara Gilchrest
Boston University School of Medicine |
1:55 p.m.–2:05 p.m. |
Questions and Answers |
Session 4: |
Toxicity and Adverse Outcomes
Moderator: Christine Taylor
Institute of Medicine, National Academy of Sciences |
2:05 p.m.–2:15 p.m. |
Evidence-Based Review Results—Question 5
Ann Cranney
University of Ottawa |
2:15 p.m.–2:25 p.m. |
Questions and Answers |
2:25 p.m.–2:45 p.m. |
Assessing Adverse Outcomes of Essential Nutrients: Theoretical and Evidence-Based Approaches
Daniel P. Hayes
New York City Department of Health and Mental Hygiene |
2:45 p.m.–2:55 p.m |
Questions and Answers |
2:55 p.m.–3:15 p.m. |
Break |
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3:15 p.m.–3:35 p.m. |
Potential Adverse Outcomes of Vitamin D
Reinhold Vieth
University of Toronto |
3:35 p.m.–3:45 p.m. |
Questions and Answers |
3:45 p.m.–4:05 p.m. |
Pharmacokinetics of Vitamin D Toxicity
Jim Riviere
North Carolina State University |
4:05 p.m.–4:15 p.m. |
Questions and Answers |
4:15 p.m.–5:00 p.m. |
Session 3 and 4 Panel and Audience Discussion
Cranney, Holden, Harnly, Yetley, Gilchrest, Hayes, Vieth, and Riviere
Questions posed to panel and audience:
- What research gaps need to be addressed to understand the dietary intake, including that from fortified foods and supplements, the endogenous production of vitamin D, and the adverse outcomes of high intakes across life cycle, in ethnic groups and in various physiological or relevant disease states (such as kidney or liver disease)?
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5:00 p.m.–5:15 p.m. |
Conclusions
Patsy Brannon
Office of Dietary Supplements, NIH/Cornell University |
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