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Improvement of antioxidant status and semen quality by oral supplementation with vitamins c and e in rams
(Universidad del Zulia Facultad de Ciencias Veterinarias, 2016)
In males, most of the conditions leading to decreased fertility are associated with oxidative stress, where supra-physiological levels of reactive oxygen species exert detrimental effects on spermatogenesis and sperm ...
Prevalence of vitamin B-12 deficiency in older adults Déficit de vitamina B-12 en adultos mayores: ¿un problema de salud pública en Chile?
(2010)
Background: There is a correlation between aging and the decrease of plasma levels of vitamin B-12. Aim: To determine the prevalence of vitamin B-12 and folate deficiency and its hematological impact among older adults ...
Vitamin B12 deficit and development of geriatric syndromes.
(2013-07-09)
Vitamin B12 deficiency or cyanocobalamin is a common
condition in the elderly. It is repeatedly overlooked due to
multiple clinical manifestations that can affect the blood,
neurological, gastrointestinal, and cardiovascular ...
Vitamin C is an essential antioxidant that enhances survival of oxidatively stressed human vascular endothelial cells in the presence of a vast molar excess of glutathione
(2007)
Cellular glutathione levels may exceed vitamin C levels by 10-fold, generating the question about the real antioxidant role that low intracellular concentrations of vitamin C can play in the presence of a vast molar excess ...
Supplementation of underfed twin-bearing ewes with herbal vitamins C and E: Impacts on birth weight, postnatal growth, and pre-weaning survival of the lambs
(MDPI, 2020)
Simple Summary In twin-bearing ewes, undernourishment during pregnancy lowers the birth weight and increases morbidity and mortality of lambs. One of the causes is oxidative stress, which can be prevented by supplementing ...
Retinoic Acid as a Modulator of T Cell Immunity
(MDPI, 2016)
Vitamin A, a generic designation for an array of organic molecules that includes retinal, retinol and retinoic acid, is an essential nutrient needed in a wide array of aspects including the proper functioning of the visual ...
The human serum metabolome of vitamin B-12 deficiency and repletion, and associations with neurological function in elderly adults
(American Society for Nutrition, 2017)
Background:The specific metabolomic perturbations that occur in vitamin B-12 deficiency, and their associations withneurological function, are not well characterized.Objective:We sought to characterize the human serum ...
The effectiveness of antioxidant vitamins C and E in reducing myocardial infarct size in patients subjected to percutaneous coronary angioplasty (PREVEC Trial): study protocol for a pilot randomized double-blind controlled trial
(BioMed Central, 2014)
Background: Acute myocardial infarction (AMI) is the leading cause of mortality worldwide. Oxidative stress has
been involved in the ischemia-reperfusion injury in AMI. It has been suggested that reperfusion accounts for ...
Comparison of two modes of vitamin B-12 supplementation on neuroconduction and cognitive function among older people living in Santiago, Chile: a cluster randomized controlled trial. a study protocol [ISRCTN 02694183]
(BIOMED CENTRAL, 2011-09-27)
Background: Older people have a high risk of vitamin B12 deficiency; this can lead to varying degrees of cognitive
and neurological impairment. CBL deficiency may present as macrocytic anemia, subacute combined degeneration
of ...
Melatonin and vitamin C increase umbilical blood flow via nitric oxide-dependent mechanisms
(2010)
Inadequate umbilical blood flow leads to intrauterine growth restriction, a major killer in perinatal medicine today. Nitric oxide (NO) is important in the maintenance of umbilical blood flow, and antioxidants increase NO ...