Vitamin B12 is one of the most important B vitamins. This vitamin has an important role in cellular metabolism and is also associated with folate and vitamin B6 metabolism. Vitamin B12 deficiency occurs as a result of some diseases, the use of certain medications, or inadequate nutrition. It ...
Vitamin B12-deficiency may induce specific symptoms as neurological alterations and unspecific symptoms such as anaemia and growth retardation. In this study, maternal vitamin B12 deficiency from end of gestation to weaning was evaluated in mouse dams, which was provoked by feeding a vitamin B12-defic...
Routine determination of serum vitamin B 12 levels is generally recommended as part of the screening of demented patients, based on the notion that vitamin B 12 deficiency is one of the causes of reversible dementia. We studied the effects of vitamin B 12 replacement therapy in a prospective lo...
Effects of Vitamin B12 on Olig2 Expression and Total Protein Concentration in the Cerebral Cortex Journal of Mazandaran University of Medical Sciences (JMUMS)Eslami, MojtabaMashayekhi, Farhad
vitamin B12vitaminsRECENTLY we reported 1,2 an anticonvulsive effect of vitamin B 12 and vitamin B 6 and also the diminution of the aggressive behaviour induced by isolation by treatment with vitamin B 12 3 . Other authors have noted an influence on the excitability of the central nervous ...
Monensin in ruminant diets increases production of propionic acid. We have tested the hypothesis that propionic acid may be elevated to such an extent by monensin that it cannot be optimally metabolized by the methyl malonyl-CoA pathway requiring vitamin B12 (B12) in the liver. Thus, the effect...
摘要: Lowering elevated plasma homocysteine (Hcy) concentrations by supplementing vitamin B12 and folic acid may reduce depressive symptoms and improve health-related quality ... 查看全部>>关键词: homocysteine hyperhomocysteinemia depressive symptoms quality of life vitamin B12 folic acid older adults ...
Vitamin B12FolatePrevious studies have suggested a significant increase in plasma homocysteine (Hcy) levels in levodopa-treated Parkinson's disease (PD) patients, and vitamin B12 and folate supplementation may decrease Hcy levels. However, the effects of catechol-O-methyltransferase inhibitors on ...
and Nakano, Y. (1993) Effects of Vitamin B12 Analogues with Alternation in the Side Chains of the Corrin Ring on Urinary Methylmalonate Excreation in Vitamin B12-Deficient Rats. Bioscience, Biotechnology, and Biochemistry, 57, 607-610. http://dx.doi.org/10.1271/bbb.57.607...
When diet is not enough, you may need to take a supplement to help you reach the desired intake of vitamin D. As you will see, vitamin D can be toxic at high levels, so the goal is to reach the appropriate level, not exceed it. The two primary types of vitamin D supplements are ...