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  1. Liver retinol estimated by 13C-retinol isotope dilution at 7 versus 14 days in Burkinabe schoolchildren
  2. Highlight Article: Retinol isotope dilution accurately predicts liver reserves in piglets but overestimates reserves in lactating sows
  3. Community mobilization during biofortified orange maize feeding trials in Zambia
  4. Overlapping vitamin A interventions in the United States, Guatemala, Zambia, and South Africa: case studies
  5. Suboptimal Vitamin B Intakes of Zambian Preschool Children: Evaluation of 24-Hour Dietary Recalls
  6. Provitamin A-biofortified maize consumption increases serum xanthophylls and 13C-natural abundance of retinol in Zambian children
  7. Serum carotenoid interactions in premenopausal women reveal α-carotene is negatively impacted by body fat
  8. The research and implementation continuum of biofortified sweet potato and maize in Africa
  9. Effects of Different Processing Methods on the Micronutrient and Phytochemical Contents of Maize: From A to Z
  10. 13C Natural Abundance of Serum Retinol Is a Novel Biomarker for Evaluating Provitamin A Carotenoid-Biofortified Maize Consumption in Male Mongolian Gerbils
  11. Assessing the Safety of Vitamin A Delivered Through Large-Scale Intervention Programs
  12. Serum retinol concentrations demonstrate high specificity after correcting for inflammation but questionable sensitivity compared with liver stores calculated from isotope dilution in determining vitamin A deficiency in Thai and Zambian children
  13. High provitamin A carotenoid serum concentrations, elevated retinyl esters, and saturated retinol-binding protein in Zambian preschool children are consistent with the presence of high liver vitamin A stores
  14. Healthy birth weight results in higher vitamin A storage in neonate piglets administered high-dose supplements
  15. Vitamin a Fortification Efforts Require Accurate Monitoring of Population Vitamin A Status to Prevent Excessive Intakes
  16. Usefulness of Vitamin A Isotope Methods for Status Assessment: From Deficiency through Excess
  17. Research Recommendations for Applying Vitamin A-Labelled Isotope Dilution Techniques to Improve Human Vitamin A Nutrition
  18. Undernutrition, the Acute Phase Response to Infection, and Its Effects on Micronutrient Status Indicators
  19. Biofortified orange maize is as efficacious as a vitamin A supplement in Zambian children even in the presence of high liver reserves of vitamin A: a community-based, randomized placebo-controlled trial
  20. Interspecies comparison of stellate cell-containing macula flavae and vitamin A storage in vocal fold mucosa
  21. Oral Doses of α-Retinyl Ester Track Chylomicron Uptake and Distribution of Vitamin A in a Male Piglet Model for Newborn Infants1–3
  22. Relative vitamin A values of 9-cis- and 13-cis-β-carotene do not differ when fed at physiological levels during vitamin A depletion in Mongolian gerbils (Meriones unguiculatus)
  23. Triple-Fortified Rice Containing Vitamin A Reduced Marginal Vitamin A Deficiency and Increased Vitamin A Liver Stores in School-Aged Thai Children1–3
  24. α-Retinol and 3,4-didehydroretinol support growth in rats when fed at equimolar amounts and α-retinol is not toxic after repeated administration of large doses
  25. Vitamin A and Bone Health: The Balancing Act
  26. Impact of vitamin A with zinc supplementation on malaria morbidity in Ghana
  27. Vitamin A isotope dilution predicts liver stores in line with long-term vitamin A intake above the current Recommended Dietary Allowance for young adult women
  28. High-Provitamin A Carotenoid (Orange) Maize Increases Hepatic Vitamin A Reserves of Offspring in a Vitamin A-Depleted Sow-Piglet Model during Lactation1–4
  29. International Efforts to Eradicate Vitamin A Deficiency
  30. High Prevalence of Vitamin A Deficiency Is Detected by the Modified Relative Dose-Response Test in Six-Month-Old Senegalese Breast-Fed Infants1,2
  31. Vitamin A: biomarkers of nutrition for development
  32. Provitamin A Carotenoid Bioavailability:What Really Matters?
  33. Small quantities of carotenoid-rich tropical green leafy vegetables indigenous to Africa maintain vitamin A status in Mongolian gerbils (Meriones unguiculatus)
  34. Cassava with enhanced β-carotene maintains adequate vitamin A status in Mongolian gerbils (Meriones unguiculatus) despite substantial cis-isomer content
  35. Plasma turnover of 3,4-didehydroretinol (vitamin A2) increases in vitamin A-deficient rats fed low versus high dietary fat
  36. Cod Liver Oil, Vitamin A Toxicity, Frequent Respiratory Infections, and the Vitamin D Deficiency Epidemic
  37. β-Cryptoxanthin from supplements or carotenoid-enhanced maize maintains liver vitamin A in Mongolian gerbils (Meriones unguiculatus) better than or equal to β-carotene supplements
  38. Serum Carotenoid Concentrations in Postmenopausal Women from the United States with and without Osteoporosis
  39. Roles of Vitamin a and Macula Flava in Maintaining Vocal Folds
  40. Prenatal Vitamin a Deficiency Causes Laryngeal Malformation in Rats
  41. Absorption and Transit of Lutein and β-Carotene Supplements in the Mongolian Gerbil (Meriones unguiculatus)
  42. Maternal medicine: Randomised trial of vitamin A supplementation in pregnant women in rural Malawi found to be anaemic on screening by HemoCue
  43. Vitamin A intake of captive rhesus monkeys exceeds national research council recommendations
  44. Stable isotope dilution techniques for assessing vitamin A status and bioefficacy of provitamin A carotenoids in humans
  45. Extra-Hepatic Vitamin A Concentrations in Captive Rhesus (Macaca Mulatta) and Marmoset (Callithrix Jacchus) Monkeys Fed Excess Vitamin A
  46. Vitamin A status and hemoglobin concentrations are improved in Indonesian children with vitamin A and deworming interventions
  47. Lutein Supplements Are Not Bioavailable in the Mongolian Gerbil While Consuming a Diet with or without Cranberries
  48. Vitamin A in dietary supplements and fortified foods: Too much of a good thing?
  49. Factors Influencing the Conversion of Carotenoids to Retinol: Bioavailability to Bioconversion to Bioefficacy
  50. Vitamin A and vitamin E statuses of preschool children of socioeconomically disadvantaged families living in the midwestern United States
  51. Vitamin A inadequacy in socioeconomically disadvantaged pregnant Iowan women as assessed by the modified relative dose response (MRDR) test
  52. Vitamin A Status of Low-Income Pregnant Women in Iowa as Assessed by the Modified Relative Dose-Response