Results 31 to 40 of about 2,603 (174)

Correlation Among Serum Calcidiol, Sun Index, and Vitamin D Intake in Individuals With Seborrheic Keratoses Living in Coastal Area

open access: yesDermatology Practical & Conceptual
Introduction: Seborrheic keratoses (SK) are benign epidermal tumors with high sun exposure as a major risk factor. Vitamin D deficiency is also thought to play a role in its pathogenesis.
Izzah Aulia   +3 more
doaj   +1 more source

Treatment of bone metabolic disorders in patients with vitamin D-resistant rickets

open access: yesZdorovʹe Rebenka, 2020
Background. The purpose was to determine the effect of drug therapy upon genetically determined disorders of bone tissue metabolism in patients with vitamin D-resistant rickets. Materials and methods.
S.M. Martsyniak   +2 more
doaj   +1 more source

Prevalencia de hipovitaminosis D y factores asociados en la edad infantojuvenil

open access: yesAtención Primaria, 2018
Resumen: Objetivo: Analizar la prevalencia de hipovitaminosis D y factores asociados en escolares y adolescentes residentes en una región del norte peninsular. Diseño: Estudio descriptivo transversal (muestreo de conveniencia).
Teodoro Durá-Travé   +5 more
doaj   +1 more source

Peculiarities of the prevalence and risk factors for vitamin D deficiency in overweight and obese adolescents in Ukraine [PDF]

open access: yesArchives of the Balkan Medical Union, 2019
Introduction. Lipid metabolism disorder is recognized as one of the risk factors for vitamin D deficiency, and the amount of adipose tissue is crucial in its metabolism and biological role.
Anna-Mariia A. SHULHAI   +2 more
doaj   +1 more source

Late-onset hypogonadism: beyond testosterone

open access: yesAsian Journal of Andrology, 2015
Late-onset hypogonadism is defined as a combination of low testosterone (T) levels and typical symptoms and signs. A major area of uncertainty is whether T concentrations are always really sufficient to fully reflect Leydig cell (dys)function.
Carlo Foresta   +4 more
doaj   +1 more source

A Novel UHPLC–MS/MS Method for the Measurement of 25-Hydroxyvitamin D3 in Canine Serum and Its Application to Healthy Dogs

open access: yesAnimals, 2023
Several studies have shown the importance of vitamin D3 supplementation in small animals. In dogs, a low vitamin D3 status is associated not only with bone metabolism but also with different kinds of disorders, such as congestive heart failure ...
Anisa Bardhi   +7 more
doaj   +1 more source

Further Oxidation of Hydroxycalcidiol by Calcidiol 24‐Hydroxylase [PDF]

open access: yesEuropean Journal of Biochemistry, 1994
The coding region of the cDNA for rat kidney calcidiol 24‐hydroxylase (P450cc24), which is involved in calcium homeostasis in animals, was inserted into an expression vector pKK223‐3. The recombinant plasmid was formed in a specific manner without deletion or substitution of any parts of the coding region of the cDNA.
M, Akiyoshi-Shibata   +5 more
openaire   +2 more sources

Dynamics of Kidney Calcium and Phosphorus Mineral Handling in Laying Hens During the Transition to Egg Production

open access: yesJournal of Animal Physiology and Animal Nutrition, EarlyView.
ABSTRACT The transition from immature pullets to sexually mature female chickens is accompanied by pronounced structural and functional modifications. This is accompanied by coordinated changes in hormonal and metabolic pathways that primarily regulate reproduction, nutrient utilization, and mineral homeostasis to compensate for temporary imbalances ...
Henry Reyer   +6 more
wiley   +1 more source

Vitamin D Metabolism and Its Role in Mineral and Bone Disorders in Chronic Kidney Disease in Humans, Dogs and Cats

open access: yesMetabolites, 2020
Some differences regarding Vitamin D metabolism are described in dogs and cats in comparison with humans, which may be explained by an evolutionary drive among these species.
Fernanda C. Chacar   +3 more
doaj   +1 more source

Inhalation with Vitamin D3 Metabolites—A Novel Strategy to Restore Vitamin D3 Deficiencies in Lung Tissue

open access: yesApplied Sciences, 2023
Vitamin D3 deficiency has been recognized as a pandemic with serious health consequences including chronic respiratory diseases. Unfortunately, improvement in this situation by using vitamin D supplementation has failed.
Michał Chojnacki   +3 more
doaj   +1 more source

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