… This investigation demonstrates that changes of 25-OH-vitamin D blood levels moderately
influence blood parameters, which reflect blood flow and are important for tissue oxygenation. …

… -wide analysis of the effects of vitamin D gene expression in human peripheral blood … to
the bolus by increases in serum levels of the vitamin D metabolites 25-hydroxyvitamin D 3 (25(…

… We find that vitamin D measured in dried blood spot samples do not differ significantly from
… dried blood spot in multicentre studies taking place under alternating temperature conditions. …

… Sample collection, preparation and storage Fasting blood samples were drawn from …
Blood collection tubes including clot activator with gel (BD Vacutainer® SST-II Advance, 8.5 …

… the association of vitamin D intake and blood vitamin D levels … studies on blood vitamin D
levels (50 studies) and vitamin D … showed that an increase in blood vitamin D levels by 5 nmol/l …

… assays available for the measure of vitamin D status, ie, circulating … blood test, including
standardized surveys that may be of value in alerting health-care professionals about the vitamin …

… , in this study, blood samples were centrifuged within 30 min of collection. … whole blood as
soon as possible. In this study, plasma was separated within 30 min of blood sample collection…

… of metabolism in hunger and during exercise, lack of Vitamin B12 and pernicious anemia,
blood-lipid levels in diabetes, lack of Vitamin C and D, lack of multivitamins and malnutrition in …

… MM: acquisition of blood sample and laboratory tests. MF: analysis of pulmonary scans. The
… Tehran University of Medical Sciences confirmed the study design, data collection, analysis, …

… of blood collection on blood concentrations of 25(OH)D, a simple mathematical model of
log-transformed blood vitamin D concentration by month of blood collection (… log blood vitamin D …