Vitamin D insufficiency together with high serum levels of vitamin A increases the risk for osteoporosis in postmenopausal women

Ramírez R(1991)Intakes of vitamins and minerals Eur J Clin Nutr 45 121-1023

Scheven BA(2007)Changes in carotenoid intake from fruit and vegetables in the Spanish population over the period 1964–2004 Public Health Nutr 10 1018-103

Hamilton NJ(2005)Mechanisms of digestion and absorption of dietary vitamin A Annu Rev Nutr 25 87-2312

Abu-Hijleh G(2001)High serum retinyl esters are not associated with reduced bone mineral density in the Third National Health and Nutrition Examination Survey, 1988–1994 J Bone Miner Res 16 2306-1356

Padmanabhan R(2006)Serum retinyl esters are not elevated in postmenopausal women with and without osteoporosis whose preformed vitamin A intakes are high Am J Clin Nutr 84 1350-365

Hough S(1990)Postprandial plasma vitamin A metabolism in humans: a reassessment of the use of plasma retinyl esters as markers for intestinally derived chylomicrons and their remnants Metabolism 39 357-1415

Avioli LV(2001)Relation between vitamin D insufficiency, bone density, and bone metabolism in healthy postmenopausal women Bone Miner Res 16 1408-47

Muir H(1996)Vitamin D insufficiency as a determinant of hip fractures Osteoporos Int 6 42-935

Gelderblom D(1985)The interaction of dietary vitamin A and vitamin D related to skeletal development in the turkey poult J Nutr 115 929-1928

Jenkins G(2003)Serum retinol levels and fracture risk N Engl J Med 348 1927-undefined

Ramírez R(1991)Intakes of vitamins and minerals Eur J Clin Nutr 45 121-1023

Scheven BA(2007)Changes in carotenoid intake from fruit and vegetables in the Spanish population over the period 1964–2004 Public Health Nutr 10 1018-103

Hamilton NJ(2005)Mechanisms of digestion and absorption of dietary vitamin A Annu Rev Nutr 25 87-2312

Abu-Hijleh G(2001)High serum retinyl esters are not associated with reduced bone mineral density in the Third National Health and Nutrition Examination Survey, 1988–1994 J Bone Miner Res 16 2306-1356

Padmanabhan R(2006)Serum retinyl esters are not elevated in postmenopausal women with and without osteoporosis whose preformed vitamin A intakes are high Am J Clin Nutr 84 1350-365

Hough S(1990)Postprandial plasma vitamin A metabolism in humans: a reassessment of the use of plasma retinyl esters as markers for intestinally derived chylomicrons and their remnants Metabolism 39 357-1415

Avioli LV(2001)Relation between vitamin D insufficiency, bone density, and bone metabolism in healthy postmenopausal women Bone Miner Res 16 1408-47

Muir H(1996)Vitamin D insufficiency as a determinant of hip fractures Osteoporos Int 6 42-935

Gelderblom D(1985)The interaction of dietary vitamin A and vitamin D related to skeletal development in the turkey poult J Nutr 115 929-1928

Jenkins G(2003)Serum retinol levels and fracture risk N Engl J Med 348 1927-undefined