Results 311 to 320 of about 149,521 (328)
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Vitamin D3 — Analoga

1993
Vitamin D3 ist schon vor sehr langer Zeit als therapeutisches Mittel bei der Psoriasis genutzt worden, aber dann wieder in Vergessenheit geraten. Wie so oft in der Medizin geht die erneute therapeutische Nutzung auf eine Zufallsbeobachtung zuruck. 1985 beobachteten Morimoto und Kumahara bei der Behandlung eines Osteoporosepatienten mit 1α-Hydroxy ...
openaire   +2 more sources

Tissue content of vitamin D3 and 25-hydroxy vitamin D3 in minipigs after cutaneous synthesis, supplementation and deprivation of vitamin D3

Steroids, 2015
Information regarding the endogenous storages of vitamin D3 after cutaneous vitamin D synthesis compared to oral vitamin D3 supplementation is sparse. Furthermore it is not known whether vitamin D3 can be stored for later use during periods of shortages of vitamin D3.
Henrik Lauritz Frandsen   +3 more
openaire   +3 more sources

Vitamin D3 supplementation: Response and predictors of vitamin D3 metabolites – A randomized controlled trial

Clinical Nutrition, 2016
Large parts of the population are insufficiently supplied with vitamin D, in particular when endogenous synthesis is absent. Therefore many health care providers recommend the use of vitamin D supplements. The current study aimed to investigate the efficacy of an once-daily oral dose of 20 μg vitamin D3 to improve the vitamin D status and to evaluate ...
Annett Riedel   +10 more
openaire   +6 more sources

Hepatic accumulation of vitamin D3 and 25-hydroxyvitamin D3☆

Biochimica et Biophysica Acta (BBA) - General Subjects, 1976
Concomitant intravenous administration of 25-hydroxycholecalciferol and [3H] vitamin D3 to vitamin D-depleted rats did not affect the conversion of [3H] vitamin D3 to 25-OH-[3H] vitamin D3 as indicated by a serum 25-OH-[3H] vitamin D3 to content at 3 and 24 h identical to those observed in animals receiving [3H] vitamin D3 alone.
John G. Haddad, Somkietr Rojanasathit
openaire   +3 more sources

Plasma concentrations of vitamin D3 and its metabolites in the rat as influenced by vitamin D3 or 25-hydroxyvitamin D3 intakes

Archives of Biochemistry and Biophysics, 1980
Abstract Rats were dosed orally for 14 days with 0.65, 6.5, 65, 650, or 6500 nmol/day vitamin D 3 or 0.46, 4.6, 46, 460, or 4600 nmol/day 25-hydroxyvitamin D 3 and examined for morbidity, weight loss, plasma phosphorus, and plasma calcium concentration. Vitamin D intoxication was produced, as indicated by hypercalcemia, by 650 nmol/day vitamin D 3
Hector F. DeLuca, Richard M. Shepard
openaire   +3 more sources

Combined Use of Vitamin D3, Vitamin D3 Metabolites and Vitamin C in Bone Metabolism

1987
Vitamin D is formed in the skin or ingested in food and is metabolized in particular organs. It is hydroxylated in the liver by an endoplasmic enzyme to 25(OH)D3. Enzymatic hydroxylation to l,25(OH)2D3 takes place mainly in the mitochondrial portion of the renal cortical cells.
H. Weiser, M. Schlachter
openaire   +2 more sources

Vitamin D3 insufficiency and colorectal cancer

Critical Reviews in Oncology/Hematology, 2013
Traditionally the main recognized function of vitamin D has been calcium and phosphate homeostasis. Nevertheless, recent evidences have highlighted the importance of vitamin D3 as a protective agent against various cancers. The association between CRC and vitamin D3 was first suggested in ecologic studies, but further was confirmed by observational ...
DI ROSA, MICHELINO DANIELE ANTONIO   +4 more
openaire   +4 more sources

Vitamin D3 analogues

Clinics in Dermatology, 1997
K. Fogh, Knud Kragballe
openaire   +3 more sources

The Significance of Vitamin D3

The Bangkok Medical Journal, 2014
R. Varatorn, C. Suchato, C. Viseskul
openaire   +2 more sources

Vitamin D3 and Colorectal Cancer

2008
Alberto Muñoz   +3 more
openaire   +3 more sources

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