Content: Experimental zinc deficiency in humans : an overview of original studies / Ananda S. Prasad --
Trends in levels of zinc in the U.S. food supply, 1909-1981 / Susan O. Welsh and Ruth M. Marston --
Assessment of the bioavailability of dietary zinc in humans using the stable isotopes ⁷⁰Zn and ⁶⁷Zn / Judith R. Turnlund and Janet C. King --
Stable isotope approaches for measurement of dietary zinc availability in humans / Morteza Janghorbani, Nawfal W. Istfan, and Vernon R. Young --
Zinc absorption in humans : effects of age, sex, and food / R.L. Aamodt, W.F. Rumble, and Robert I. Henkin --
A redefinition of zinc deficiency / Robert I. Henkin and Roger L. Aamodt --
Utilization of zinc by humans / S.J. Ritchey and L. Janette Taper --
Zinc bioavailability from vegetarian diets : influence of dietary fiber, ascorbic acid, and past dietary practices / C. Kies, E. Young, and L. McEndree --
Effect of fiber and oxalic acid on zinc balance of adult humans / June L. Kelsay --
The role of phytate in zinc bioavailability and homeostasis / D. Oberleas --
Dietary phytate/zinc molar ratio and zinc balance in humans / Eugene R. Morris and Rex Ellis --
Zinc bioavailability from processed soybean products / John W. Erdman, Jr., Richard M. Forbes, and Hiromichi Kondo --
Zinc bioavailability from cereal-based foods / G.S. Ranhotra and J.A. Gelroth --
Zinc bioavailability in infant formulas and cereals / B.G. Shah and B. Belonje --
Zinc absorption from composite meals / Wenche Frølich and Brittmarie Sandstrøm --
Zinc balances in humans during different intakes of calcium and phosphorus / Herta Spencer, Lois Kramer, and Dace Osis --
Zinc transport by isolated, vascularly perfused rat intestine and intestinal brush border vesicles / Michael P. Menard, Paul Oestreicher, and Robert J. Cousins --
Competitive mineral-mineral interaction in the intestine : implications for zinc absorption in humans / Noel W. Solomons.
Author(s): George E. Inglett (Eds.)
Series: ACS Symposium Series 210
Publisher: American Chemical Society
Year: 1983
Language: English
Pages: 271
City: Washington, D.C
Title Page......Page 1
Copyright......Page 2
ACS Symposium Series......Page 3
FOREWORD......Page 4
PdftkEmptyString......Page 0
PREFACE......Page 5
1 Experimental Zinc Deficiency in Humans An Overview of Original Studies......Page 7
Methods and Results......Page 8
Discussion......Page 16
Literature Cited......Page 19
2 Trends in Levels of Zinc in the U.S. Food Supply, 1909-1981......Page 21
Methods......Page 23
Results......Page 24
Discussion......Page 34
Literature Cited......Page 35
3 Assessment of the Bioavailability of Dietary Zinc in Humans Using the Stable Isotopes 70Zn and 67Zn......Page 37
Approaches to determining zinc bioavailabilty in man.......Page 38
Stable isotopes for research in man......Page 41
Zinc absorption studies......Page 44
Literature Cited......Page 46
4 Stable Isotope Approaches for Measurement of Dietary Zinc Availability in Humans......Page 47
Some Concepts and Analytical Considerations......Page 50
Methodological Issues......Page 54
Some Applications......Page 61
Conclusions......Page 63
Acknowledgements......Page 64
Literature Cited......Page 65
5 Zinc Absorption in Humans Effects of Age, Sex, and Food......Page 66
ABSORPTION......Page 73
STUDIES OF ABSORPTION BY NORMAL SUBJECTS......Page 76
SUMMARY AND CONCLUSIONS......Page 83
Literature Cited......Page 85
6 A Redefinition of Zinc Deficiency......Page 88
Clinical Definitions of Zinc Deficiency Syndromes......Page 90
Critical Questions of Zinc Deficiency......Page 98
Summary and Conclusions......Page 105
Literature Cited......Page 107
7 Utilization of Zinc by Humans......Page 111
Dietary Protein and Zinc......Page 112
Oral Contraceptive Use and Pregnancy in Adult Women......Page 114
Losses of Zinc......Page 115
Summary......Page 116
Literature Cited......Page 118
8 Zinc Bioavailability from Vegetarian Diets Influence of Dietary Fiber, Ascorbic Acid, and Past Dietary Practices......Page 119
Zinc Nutritional Status of Vegetarians......Page 121
Comparative Zinc Utilization by Vegetarians and Omnivores......Page 123
Effect of Dietary Fiber on Zinc Utilization by Vegetarians and Omnivores......Page 125
Influence of Ascorbic Acid Supplementation on Zinc Utilization by Vegetarians and Omnivores......Page 126
Literature Cited......Page 129
9 Effect of Fiber and Oxalic Acid on Zinc Balance of Adult Humans......Page 131
Experiments......Page 132
Discussion and Conclusions......Page 141
Literature Cited......Page 146
10 The Role of Phytate in Zinc Bioavailability and Homeostasis......Page 148
Chemical Relationships......Page 152
Homeostatic Fluxes of Zinc......Page 156
Potential Population Hazards......Page 157
Literature Cited......Page 159
11 Dietary Phytate/Zinc Molar Ratio and Zinc Balance in Humans......Page 162
Balance Study I......Page 163
Results......Page 165
Analysis of Hospital and Self-Chosen Diets......Page 170
Metabolic Balance Study II......Page 172
Acknowledgment......Page 173
Literature Cited......Page 174
12 Zinc Bioavailability from Processed Soybean Products......Page 176
Methods......Page 177
Results and Discussion......Page 178
Literature Cited......Page 185
Zinc content.......Page 187
Zinc fortification sources.......Page 188
Effect of phytates.......Page 189
Effect of fiber.......Page 193
Effect of certain micronutrients.......Page 195
Literature Cited......Page 196
14 Zinc Bioavailability in Infant Formulas and Cereals......Page 198
Application Of The Bioassay To Infant Formulas......Page 199
Application Of The Bioassay To Infant Cereals And Breakfast Cereal......Page 202
Supplementation Of Infant Cereal With Zinc......Page 204
Phytate, Fibre And Zinc Bioavailability......Page 205
Fibre Components And Zinc Bioavailability......Page 206
Modification Of The Bioassay......Page 207
Literature Cited......Page 210
15 Zinc Absorption from Composite Meals......Page 212
Absοrρtion measurment......Page 214
Experimental design......Page 215
Chemical methods......Page 216
Results and discussion......Page 217
Conclusion......Page 219
Literature Cited......Page 221
16 Zinc Balances in Humans During Different Intakes of Calcium and Phosphorus......Page 223
Effect of Calcum on the Zinc Balance......Page 225
Effect of Phosphorus on the Zinc Balance......Page 227
Literature Cited......Page 231
17 Zinc Transport by Isolated, Vascularly Perfused Rat Intestine and Intestinal Brush Border Vesicles......Page 233
Acknowledgments......Page 244
Literature Cited......Page 245
18 Competitive Mineral—Mineral Interaction in the Intestine Implications for Zinc Absorption in Humans......Page 247
Biological Interactions of Chemically Similar Minerals......Page 248
Mechanistic Possibilities for Intestinal Interations......Page 249
Intracellular Interactions......Page 251
Copper:Zinc Interactions......Page 253
Iron Zinc:Interaction......Page 257
Implications for Human Nutrition.......Page 259
Tin:Zinc Interaction......Page 265
Implications for Human Nutrition......Page 267
Magnesium:Zinc Interaction......Page 268
Literature Cited......Page 269
