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搜索结果: 1-15 共查到营养学 vitamin A status相关记录21条 . 查询时间(0.088 秒)
We aimed to determine the efficacy of red palm oil in increasing retinol and provitamin A status in pregnant and lactating women.
Vitamin D deficiency leads to secondary hyperparathyroidism, which has a negative effect on bone metabolism in the elderly. Puberty is an important time of bone metabolism and growth. The effect of...
Phylloquinone, found in dark-green vegetables and certain plant oils, is the primary dietary source of the fatsoluble vitamin K. Limited data suggest that the relative bioavailability of phylloquin...
Vitamin D deficiency is of particular concern among women in many south Asian countries due to low availability of vitamin D-rich foods, dark skin pigmentation, and cultural and religious practices th...
Background: A high prevalence of vitamin D insufficiency has been found in the general population and in patients with chronic kidney disease.
Background:Inadequate vitamin D status is common in many populations around the world. Objective:The aim was to evaluate potentially modifiable determinants of vitamin D status in an older population....
Background Vitamin A (VA) deficiency is widespread in sub-Saharan Africa and school-age children are a vulnerable group. In Burkina Faso, the production and consumption of red palm oil (RPO) is being...
It is known that vitamin C status is compromised in smokers. The vitamin C status of nonsmokers who are exposed to environmental tobacco smoke (ETS) is now being elucidated.
Background: The relative-dose-response (RDR) test is used to identify subjects with marginal liver vitamin A stores, but its use has not been evaluated during episodes of infection.Objective:...
Background: Crohn disease (CD) and vitamin D deficiency are associated with decreased bone mineralization.Objective: We examined the prevalence of and risk factors for hypovitaminosis D in c...
Background: After a dose of labeled vitamin A is given to humans for estimating body stores of vitamin A, blood is customarily drawn at pseudo-equilibration times ranging from 11 to 26 d.Objectiv...
Stephensen and Gildengorin (1) are to be commended for their creative use of publicly available data from the third National Health and Nutrition Examination Survey (NHANES III) to assess the relat...
Background: Plasma retinol concentrations are depressed by infection but are commonly used to assess vitamin A status. Objective: We measured 2 acute phase proteins, 1-antichymotrypsin (ACT) and 1-...
Background: Serum retinol decreases transiently during the acute phase response and can thus result in misclassification of vitamin A status. Objective: Our objective was to determine the prevalenc...
Background: Wheat flour is a possible food vehicle for vitamin A fortification. Objective: This study assessed the efficacy of consumption of a vitamin A–fortified wheat-flour bun (pandesal) on the...

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