Vitamin B-12 and Perinatal Health
نویسندگان
چکیده
منابع مشابه
Vegan Diet, Subnormal Vitamin B-12 Status and Cardiovascular Health
Vegetarian diets have been associated with atherosclerosis protection, with healthier atherosclerosis risk profiles, as well as lower prevalence of, and mortality from, ischemic heart disease and stroke. However, there are few data concerning the possible cardiovascular effects of a vegan diet (with no meat, dairy or egg products). Vitamin B-12 deficiency is highly prevalent in vegetarians; thi...
متن کاملVitamin B-12.
V itamin B-12 is a cofactor for 2 enzymes. In the cytoplasm, methionine synthase requires vitamin B-12 in the form of methylcobalamin and catalyzes the conversion of homocysteine to methi-onine by transfer of a methyl group from methyltet-rahydrofolate. This enzyme links the methylation pathway through synthesis of the methyl donor S-adenosyl methionine and the pathway in which purine and pyrim...
متن کاملLongitudinal concentrations of vitamin B(12) and vitamin B(12)-binding proteins during uncomplicated pregnancy.
BACKGROUND Because reference values for vitamin B(12) concentrations and vitamin B(12)-binding capacities for pregnant women have not been established, the reference values for nonpregnant women are often applied to assess vitamin B(12) status. The aim of the present study was to describe ranges of biochemical indices of vitamin B(12) status, including red blood cell (RBC) vitamin B(12), satura...
متن کاملThe Vitamin B 12 Coenzyme
INTRODUCTION In 19'58 Barker and his associates l 3 recognized a new coenzyme which controlled the conversion of glutamate into ,8-methylaspartate by Clostridium tetanomorph'im. The coenzyme was shown4 to be related to ",-vitamin B12, i.e. contair ing an adenine nucleotide grouping in place of the 5,6-dimethylbe:nziminalole nucleotide of vitamin B12, although similar coenzymes containing b{ nzi...
متن کاملVitamin B 12 and tropical sprue.
Manson in 1883 advocated the use of a folk remedy, liver soup, for the treatment of tropical sprue. Subsequently, with the development of morphological haematology, it was recognized that there were some similarities between tropical sprue and pernicious anaemia (Reed & Wyckoff, 1926). After Minot & Murphy (1926) demonstrated the effectiveness of liver therapy in pernicious anaemia, detailed st...
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ژورنال
عنوان ژورنال: Advances in Nutrition
سال: 2015
ISSN: 2156-5376,2161-8313
DOI: 10.3945/an.115.008201