搜索结果: 1-15 共查到“vitamin B-12”相关记录28条 . 查询时间(0.431 秒)
Intake of niacin, folate, vitamin B-6, and vitamin B-12 through young adulthood and cognitive function in midlife: the Coronary Artery Risk Development in Young Adults (CARDIA) study
epidemiology cognitive function niacin folate vitamin B-6 vitamin B-12 middle age
2018/11/16
Background: Epidemiologic evidence regarding niacin, folate, vitamin B-6, and vitamin B-12 intake in relation to cognitive function is limited, especially in midlife.
Intake of niacin, folate, vitamin B-6, and vitamin B-12 through young adulthood and cognitive function in midlife: the Coronary Artery Risk Development in Young Adults (CARDIA) study
epidemiology cognitive function niacin folate vitamin B-6 vitamin B-12 middle age
2018/11/20
Background: Epidemiologic evidence regarding niacin, folate, vitamin B-6, and vitamin B-12 intake in relation to cognitive function is limited, especially in midlife.
Vitamin B-12,and a knockoff version,create complex market for marine vitamins
Vitamin B-12 knockoff version create complex market marine vitamins
2017/2/16
The New Year is a busy time for pharmacies and peddlers of all health-related products. In the oceans, marine organisms rely on nutrients, too, but the source of their vitamins is sometimes mysterious...
Vitamin B-12–fortified toothpaste improves vitamin status in vegans: a 12-wk randomized placebo-controlled study
deficiency holotranscobalamin methylmalonic acid supplementation,
2018/11/13
Background: The oral application of vitamin B-12 may prevent its deficiency if the vitamin is absorbed via the mucosal barrier.
Erratum for Sukumar N et al. Prevalence of vitamin B-12 insufficiency during pregnancy and its effect on offspring birth weight: a systematic review and meta-analysis. Am J Clin Nutr 2016;103:1232–51
Sukumar N et Prevalence of vitamin B-12 systematic review
2018/11/12
Erratum for Sukumar N et al. Prevalence of vitamin B-12 insufficiency during pregnancy and its effect on offspring birth weight: a systematic review and meta-analysis. Am J Clin Nutr 2016;103:1232–51.
Hyperhomocysteinemia and vitamin B-12 deficiency in elderly using Title IIIc nutrition services
Vitamin B-12 folate pepsinogen I
2016/12/28
The effect of the folate food fortification program on the prevalence of hyperhomocysteinemia in the older population with coexisting vitamin B-12 deficiency is not known.
Vitamin B-12 status and neurologic function in older people: a cross-sectional analysis of baseline trial data from the Older People and Enhanced Neurological Function (OPEN) study
neurologic older people vitamin B-12 peripheral conduction central nerve conduction
2018/12/14
Background: Aging is associated with a progressive decline in vitamin B-12 status. Overt vitamin B-12 deficiency causes neurologic disturbances in peripheral and central motor and sensory systems, but...
Plasma folate, vitamin B-6, and vitamin B-12 and breast cancer risk in BRCA1- and BRCA2-mutation carriers: a prospective study
BRCA BRCA1 BRCA2 breast cancer B vitamins epidemiology folate hereditary breast cancer vitamin B-6 vitamin B-12
2018/12/14
Background: B vitamins [vitamins B-6, B-9 (folate), and B-12] play important roles in nucleotide biosynthesis and biological methylation reactions, aberrancies of which have all been implicated in car...
Folate deficiency was traditionally diagnosed by the presence
of macrocytic anemia and abnormal red blood cell precursors in
the bone marrow in individuals with low folate concentrations.
Similarly...
Cyanocobalamin (vitamin B-12) status in Seventh-day Adventist ministers in Australia
vegan Schillings test recommended daily allowance
2016/6/1
As part of the Adventist Ministers’ Health Study,
a series of cross-sectional surveys conducted in 1992, 1994, and
1997, the serum vitamin B-12 status of 340 Australian Seventh-day
Adventist minist...
Age-related hearing loss, vitamin B-12, and folate in elderly women
hearing impairment presbycusis presbyacusis
2016/5/30
Hearing impairment is 1 of the 4 most prevalent
chronic conditions in the elderly. However, the biological basis
of age-related hearing loss is unknown.
The important study by Brito et al. (1) suggests that a single high dose of vitamin B-12 can improve peripheral sensory nerve function in asymptomatic elderly subjects with vitamin B-12 deficiency and...
Prevalence of vitamin B-12 insufficiency during pregnancy and its effect on offspring birth weight: a systematic review and meta-analysis
vitamin B-12 insufficiency pregnancy low birth weight geographic variation systematic review meta-analysis
2018/11/29
Background: Vitamin B-12 and folate are micronutrients essential for normal embryogenesis. Vitamin B-12 insufficiency in pregnancy is high in certain parts of the world, such as India, and although th...
Hippocampus as a mediator of the role of vitamin B-12 in memory
Hippocampus mediator vitamin B-12 memory
2018/11/28
Since the original observations of Addison in the 19th century and more recently those of Lindenbaum et al. (1), it has been known that pernicious anemia may be associated with neurological and cognit...
Vitamin B-12 concentration, memory performance, and hippocampal structure in patients with mild cognitive impairment
episodic memory hippocampus MCI mean diffusivity vitamin B-12
2018/11/28
Background: Low-normal concentrations of vitamin B-12 (VitB12) may be associated with worse cognition. However, previous evidence has been mixed, and the underlying mechanisms remain unclear.