منابع مشابه
Some Sources of Vitamin C in India
The; tendency of the regimental contractors to supply repeatedly the above vegetables in summer when other vegetables are scarce and costly is well known. This enquiry was undertaken to judge the vitamin C value of the above vegetables and to ascertain whether the quantities issued as rations were adequate. The scope of the experiments was limited to determining the antiscorbutic properties of ...
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In the early 20th Century, vitamin D was discovered and its Recommended Daily Allowance developed. However, average daily dietary intakes have not been reported until recently in the US. There are no food composi-tion and no intake data for vitamin D available in Taiwan. We have taken advantage of several population representative Nutrition and Health Surveys in Taiwan (NAHSIT) conducted from 1...
متن کاملQuantifying the food sources of basal vitamin d input.
Cutaneous synthesis and traditional food sources do not fully account for unsupplemented vitamin D status. Non-traditional food sources may be an undiscovered input. In a cohort of 780 non-supplement-taking adults with a mean serum 25-hydroxyvitamin D [25(OH)D] of 33 (±14)ng/ml we assessed the relationship between vitamin D status and selected food sources. Serum 25(OH)D concentration was adjus...
متن کاملVitamin B12-Containing Plant Food Sources for Vegetarians
The usual dietary sources of Vitamin B12 are animal-derived foods, although a few plant-based foods contain substantial amounts of Vitamin B12. To prevent Vitamin B12 deficiency in high-risk populations such as vegetarians, it is necessary to identify plant-derived foods that contain high levels of Vitamin B12. A survey of naturally occurring plant-derived food sources with high Vitamin B12 con...
متن کاملCold Acclimatization in Eskimo
0 N EXPOSURE to cold the body has a complicated physiological problem to solve. There is a limit to the heat it can produce to provide for an increased heat loss and during exposure of much severity a heat deficit is incurred. While peripheral tissues are cooling, the central body temperature must be kept within a very narrow range if the function of vital organs is to be maintained. If the acc...
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ژورنال
عنوان ژورنال: Nature
سال: 1939
ISSN: 0028-0836,1476-4687
DOI: 10.1038/143943a0