Search for dissertations about: "vitamin A intake"
Showing result 1 - 5 of 74 swedish dissertations containing the words vitamin A intake.
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1. Vitamin A Intake, Status and Improvement Using the Dietary Approach : Studies of Vulnerable Groups in Three Asian Countries
Abstract : Studies were performed on methodological issues on vitamin A intake, status and improvement in three Asian countries, to improve the dietary approach recommended by FAO/WHO to alleviate vitamin A deficiency in low-income countries.The reliability of the practical 24-hour dietary recall method to assess individual intake of vitamin A during pregnancy was investigated in Central Java, Indonesia. READ MORE
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2. Vitamin A and Osteoporosis : Experimental and Clinical Studies
Abstract : Vitamin A in high doses is severely toxic to the rat skeleton, and the active metabolite retinoic acid (RA) can induce bone resorption in vitro. An excessive dietary intake of vitamin A has been associated with reduced bone mineral density and an increased risk of hip fracture. READ MORE
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3. Aspects of Vitamin D : Prevalence of deficiency and impact on musculoskeletal parameters
Abstract : Vitamin D is central in calcium turnover, and adequate levels are important for skeletal health. It is not clear how large contributions from food and sunlight are in Swedish primary care patients, considering the low radiation of UVB in Sweden and fortification of some foods, and whether differences exist between patients of immigrant and Swedish origin. READ MORE
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4. Content and In Vitro Accessibility of Provitamin. A Carotenoids in Some Tanzanian Vegetables and Fruits Effects of Traditional Processing and Preparation, and Influence on Vitamin A Status
Abstract : Vitamin A deficiency is among the major nutritional problems in Tanzania as in many developing countries. It mainly affects children and pregnant and lactating women. The basic cause of this problem is related to the diet, which contains little preformed vitamin A and plant foods with a low content and bioavailability of provitamin A carotenoids. READ MORE
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5. Dietary intake, nutritional status and energy metabolism in adolescents with severe obesity - Effects of gastric bypass surgery
Abstract : Background and aims: Roux-en-Y gastric bypass is an effective obesity treatment in adults and is becoming established in adolescents. Information is scarce on long-term changes in dietary intake, nutritional status and energy metabolism in adolescents undergoing gastric bypass. READ MORE