25-Hydroxyvitamin D3 (25-OH-D3)
Metabolism of 25 hydroxyvitamin D3 by cultured pulmonary alveolar macrophages in sarcoidosis
... [3H]25-hydroxyvitamin D3(25-OH-D3) was studied in primary cultures of pulmonary alveolar macrophages (PAM) from seven patients with sarcoidosis and two patients with idiopathic ...
6
Regulation of the metabolism of 25 hydroxyvitamin D3 in primary cultures of chick kidney cells
... 24,25(OH)2D3 produced similar effects, but only in the absence of fetal calf serum. R and S isomers of 1,24,25(OH)3D3 were about fives times less active than 1,25(OH)2D3. Bovine parathyroid hormone ...
13
The effect of hepatectomy on the synthesis of 25 hydroxyvitamin D3
... [3H]vitamin D3 in hepatectomized vitamin D-deficient rats has been ...vitamin D3 metabolism as revealed by prolonged high levels of [3H] vitamin D3 in the plasma compartment even 12 h after dose in ...
9
Parathyroidectomy reduces 25 hydroxyvitamin D3 1 alpha hydroxylase activity in the hypocalcemic vitamin D deficient chick
... of 25-hydroxyvitamin D3-1 alpha-hydroxylase (25-OHD3-1 alpha-hydroxylase) is modulated by parathyroid hormone and the plasma concentration of phosphate only in the presence of small amounts of ...
8
Effect of age on the conversion of 25 hydroxyvitamin D3 to 1,25 dihydroxyvitamin D3 by kidney of rat
... dihydroxyvitamin D3 after 24 h compared with ...tritiated 25-hydroxyvitamin D3 to its products was also measured directly in isolated slices of renal ...1,25-Dihydroxyvitamin D3 ...
7
Kinetic analysis of 25 hydroxyvitamin D3 metabolism in strontium induced rickets in the chick
... [3H]25-hydroxyvitamin D3 ([3H]25-OHD3) metabolism in control and strontium rachitic ...of 25-OHD3 (13 pmol/ml) and 25, 25- dihydroxyvitamin D3 ...
10
25-hydroxyvitamin D3 and 1,25-dihydroxyvitamin D3 exert distinct effects on human skeletal muscle function and gene expression
... Although basic research using cell culture and animal models has identified pathways by which vitamin D impacts upon muscle function, the situation in humans requires further delineation. In particular, although biopsy ...
20
Effects of different doses of testosterone on gonadotropins, 25-hydroxyvitamin D3, and blood lipids in healthy men
... Our results indicate that testosterone has a more pro- f o u n d a n d s u s t a i n e d e n d o c r i n e e ff e c t o n t h e hypothalamic–pituitary–gonadal axis than was previously known. We have demonstrated a ...
7
Influencing factors on serum 25 hydroxyvitamin D3 levels in Japanese chronic hepatitis C patients
... Our previous study showed that the median 25-hydroxyvitamin D3 level in 134 cirrhotic patients who received pegylated IFN/ribavirin therapy was 21 ng/mL, which was lower than that in hea[r] ...
9
The association between serum 25-hydroxyvitamin D3 concentration and serum lipids in the rural population of China
... The strengths of our study contained the strict sam- pling design and the rigorous research protocols in demographic data collection and laboratory assays. Few research have study the rural population, which accounts for ...
9
Prognostic value of 25-hydroxyvitamin D3 levels at diagnosis and during follow-up in melanoma patients
... serum 25(OH)D3 level measured, allowing to calculate an annual trend of variation of 25(OH)D3 serum level (Supplementary figure ...the 25(OH)D3 and residuals ...
30
American Journal of Medicine Studies
... (C-P), 25-hydroxyvitamin D3 [25-(OH)D3], triglyceride (TG), high density lipoprotein cholesterol (HDL-C), uric acid (UA), fasting blood glucose (FBG), insulin ...
6
Cord Blood 25-Hydroxyvitamin D3 and Allergic Disease During Infancy
... At delivery, blood was collected from the umbilical cord or placental vein, and an aliquot (7 – 9 mL) transferred to a se- rum clot activator tube, which was kept out of light and processed within 8 hours. Aliquots of ...
10
Four Molybdenum Dependent Steroid C 25 Hydroxylases: Heterologous Overproduction, Role in Steroid Degradation, and Application for 25 Hydroxyvitamin D3 Synthesis
... IMPORTANCE Steroids are ubiquitous bioactive compounds, some of which are con- sidered an emerging class of micropollutants. Their degradation by microorganisms is the major process of steroid elimination from the ...
14
Increased renal catabolism of 1,25 dihydroxyvitamin D3 in murine X linked hypophosphatemic rickets
... 1,24,25-trihydroxyvitamin D3, 24-oxo-1,25-dihydroxyvitamin D3, and 24-oxo- 1,23,25-trihydroxyvitamin D3 was twofold greater in mitochondria from mutant Hyp/Y mice than from normal +/Y ...for ...
6
Circulating 25-Hydroxyvitamin D3 in Pregnancy and Infant Neuropsychological Development
... fect per 10 ng/mL) and clinically de fi ned categories. Analyses were fi rst adjusted for area of study (base model). Next, a fully adjusted model included child ’ s gender, birth weight, maternal country of origin, ...
10
MEAT LEVELS OF 25-HYDROXY VITAMIN D3 IN MOROCCAN ONE-HUMPED DROMEDARY CAMELS (CAMELUS DROMEDARIUS)
... the 25-hydroxyvitamin D3 (25-OH-D3) amounts in meat and serum of the Moroccan one-humped ...the 25-OH-D3 amounts in serum (ng/mL), liver, kidney and muscle ...
7
An investigation of vitamin D metabolism in kiwi (Apteryx mantelli), tuatara (Sphenodon punctatus) and New Zealand sea lion (Phocarctos hookeri) and the relationship of vitamin D metabolism with their life history characteristics : a thesis presented in partial fulfilment of the requirements for the degree of Master of Veterinary Studies at Massey University, Turitea, Palmerston North, New Zealand
... A survey of plasma or serum concentrations of 25-hydroxyvitamin D2 25OHD2 and 25-hydroxyvitamin D3 25OHD3 in kiwi, tuatara and New Zealand sea lion and analysed the ability of skin to pr[r] ...
13
Radioligand receptor assay for 25 hydroxyvitamin D2/D3 and 1 alpha, 25 dihydroxyvitamin D2/D3
... alpha, 25-dihydroxyvitamin D3 [1alpha, 25-(OH)2D3] has been extended to include the immediate precursor of this hormone, 25-hydroxyvitamin D3 ...namely. ...
11
Changes of serum 25(OH) D3 and IGF-1 levels in patients with thyroid nodules
... serum 25(OH)D3 in the body is higher than that of serum 1,25(OH) ...of 25(OH)D3 is typically selected to reflect the state of vitamin D in the ...serum ...
8