Cobalamin (Cbl), also known as vitamin B12, is an indispensable water-soluble molecule. As far as it is known at present, its function is restricted to cofactorial activity for only two enzymes. However, they are crucial for anabolic and catabolic processes of the body with more emphasis ...
Due to the complexity of the pathway and its metabolic regulation, numerous studies have been performed by various groups on the vitamin B12biosynthesis. This review provides an overview of the vitamin B12biosynthesis and its metabolic regulation, along with an investigation of several strategies for ...
Vitamin B12 and folate depletion in cognition: a review. In cross-sectional studies, low levels of folate and B12 have been shown to be associated with cognitive decline and dementia Evidence for the putative rol... R Moretti - 《Neurology India》 被引量: 145发表: 2004年 Vitamin B12 and ...
OBJECTIVE: To measure the prevalence of low serum vitamin B12, folate, and red cell folate levels and their relationship with other nutritional indices. DESIGN: Prospective survey of elderly subjects using radioisotope dilution assays. SETTING: Primary care medical center, Christchurch, New Zealand. ...
Elevated homocysteine levels and low vitamin B12 and folate levels have been associated with deteriorated bone health. This systematic literature review with dose-response meta-analyses summarizes the available scientific evidence on associations of vitamin B12, folate, and homocysteine status with fractures...
Plasma, Tissue and Urinary Radioactivity after Oral Administration of 56 Co-labelled Vitamin B 12 Five normal subjects given the standard oral dose of 1 µg. vitamin B12 labelled with 56Co of relatively high potency absorbed from 0.26 to 0.87 µg. o... CC Booth,DL Mollin - 《Br J ...
This chart review study examined the serum vitamin B 12 and folate status of 102 geriatric patients newly admitted to a private psychiatric hospital. Only 3.7% were B 12 deficient and 1.3% were folate deficient; 4% were anemic. Nevertheless, those with below-median values of both vitamins had...
There’s no doubt about it: Vitamin B12 is the big issue in vegan nutrition. It’s not that it’s difficult to get enough; in fact, it’s quite easy. But this is an area where vegans absolutely need to supplement. And the consequences of not
Maternal vitamin B12 status and risk of neural tube defects in a population with high neural tube defect prevalence and no folic Acid fortification Troendle JF.Maternal vitamin B12 status and risk of neural tube defects in a population with high neural tube defect prevalence and no folic Acid ....