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Effects of long-term supplementation with moderate pharmacologic doses of vitamin E are saturable and reversible in patients with type 1 diabetes
Type 1 diabetes vitamin E LDL and VLDL peroxidation thiobarbituric acid–reactive substances cardiovascular disease risk factors
2016/6/8
Background: Vitamin E supplementation has been proposed as
adjunctive therapy to counteract the increased LDL oxidation in
diabetes and thus prevent or delay cardiovascular complications.
Objective...
Interpretation of vitamin A status in apparently healthy Pakistani children by using markers of subclinical infection
Acute phase proteins 1-antichymotrypsin, 1-acid glycoprotein ferritin vitamin A status
2016/6/8
Background: Plasma retinol concentrations are depressed by
infection but are commonly used to assess vitamin A status.
Objective: We measured 2 acute phase proteins, 1-antichymotrypsin
(ACT) and 1-...
Serum retinol, the acute phase response, and the apparent misclassification of vitamin A status in the third National Health and Nutrition Examination Survey
Retinol vitamin A acute phase response, C-reactive protein CRP third National Health and Nutrition Examination Survey NHANES III infection inflammation
2016/6/8
Background: Serum retinol decreases transiently during the
acute phase response and can thus result in misclassification of
vitamin A status.
Objective: Our objective was to determine the prevalenc...
Responsiveness of dark-adaptation threshold to vitamin A and -carotene supplementation in pregnant and lactating women in Nepal
Vitamin A -carotene night blindness pregnancy lactation pupil dark adaptation dark vision night vision
2016/6/8
Background: Impaired dark adaptation occurs commonly in
vitamin A deficiency.
Objective: We sought to examine the responsiveness of darkadaptation
threshold to vitamin A and -carotene supplementati...
Use of vitamin-mineral supplements by female physicians in the United States
Physicians women vitamins minerals calcium, iron vitamin A vitamin E ascorbic acid
2016/6/8
Background: Rates of vitamin-mineral supplement use by US
female physicians are unknown but are of particular interest for
several epidemiologic and clinical reasons.
Objective: The objective was t...
Decreased bioavailability of vitamin D in obesity
Vitamin D ultraviolet radiation tanning bed, obesity 25-hydroxyvitamin D
2016/6/8
Background: Obesity is associated with vitamin D insufficiency
and secondary hyperparathyroidism.
Objective: This study assessed whether obesity alters the cutaneous
production of vitamin D3 (chole...
Efficacy of a vitamin A–fortified wheat-flour bun on the vitamin A status of Filipino schoolchildren
Vitamin A fortification wheat flour vitamin A deficiency modified relative dose response schoolchildren, Philippines
2016/6/8
Background: Wheat flour is a possible food vehicle for vitamin
A fortification.
Objective: This study assessed the efficacy of consumption of a
vitamin A–fortified wheat-flour bun (pandesal) on the...
Effect of withdrawal of calcium and vitamin D supplements on bone mass in elderly men and women
Calcium vitamin D supplement withdrawal, bone mineral density bone mineral content
2016/6/8
Background: Supplementation with calcium and vitamin D
reduces bone loss and prevents fractures in elderly people, but it
is not known whether any lasting benefit remains if the supplements
are dis...
Assessment of vitamin B-12, folate, and vitamin B-6 status and relation to sulfur amino acid metabolism in neonates
Homocysteine cysteine vitamin B-12 folate, vitamin B-6 neonates infants infant nutrition
2016/6/8
Background: Total serum homocysteine (tHcy) has been used as
an indicator of intracellular vitamin B-12, vitamin B-6, and folate
status in adults, but data for neonates and infants are lacking.
Vit...
Effect of physical activity on thiamine, riboflavin, and vitamin B-6 requirements
Thiamine riboflavin vitamin B-6 exercise, physical activity nutrient requirements dietary reference intakes, recommended dietary allowances RDA DRI
2016/6/7
Because exercise stresses metabolic pathways
that depend on thiamine, riboflavin, and vitamin B-6, the requirements
for these vitamins may be increased in athletes and active
individuals. Theoretic...
Vitamin E, vitamin C, and exercise
Lipid peroxidation free radicals -tocopherol, muscle damage exercise vitamin E vitamin C
2016/6/7
Exercise increases the generation of oxygen free
radicals and lipid peroxidation. Strenuous exercise in a person
who is unconditioned or unaccustomed to exercise will induce
oxidative damage and re...
Bioconversion of plant carotenoids to vitamin A in Filipino school-aged children varies inversely with vitamin A status
Vitamin A retinol -carotene bioconversion, carotenoids fruit vegetables anthelmintic drugs
2016/6/7
Background: It is important to understand the factors affecting
strategies to improve the vitamin A status of populations. We
reported previously that a 3-d deuterated-retinol-dilution
(DRD) proced...
Vitamin C status and mortality in US adults
Ascorbic acid antioxidants mortality cancer cardiovascular disease smoking NHANES II
2016/6/7
Background: Low vitamin C status may increase the risk of
mortality from cancer and cardiovascular disease.
Objective: The objective was to test whether an association existed
between serum ascorba...
Nutrition in pregnancy: mineral and vitamin supplements
Nutrition vitamins trace elements minerals, pregnancy requirements
2016/6/7
Pregnancy is associated with physiologic
changes that result in increased plasma volume and red blood
cells and decreased concentrations of circulating nutrient-binding
proteins and micronutrients....
When does hyporetinolemia mean vitamin A deficiency?
hyporetinolemia mean vitamin deficiency
2016/6/7
Serum retinol, which is bound to retinol binding protein
(RBP), has at least 2 roles. One role (created by nutritionists) is
to serve as an indicator of vitamin A status. Another role is to
serve a...