Results 81 to 90 of about 2,971 (203)

Genetic Polymorphism of CYP2R1, CYP27A1, CYP27B1, and Vitamin D Metabolites Plasma Levels in Patients with Cardiovascular Disease: A Pilot Study

open access: yesBiomolecules
The active form of vitamin D, calcitriol (1,25(OH)2D3), is produced from 25(OH)D3 via enzymes encoded by CYP2R1, CYP27A1, and CYP27B1. Polymorphisms in these genes may alter vitamin D metabolism and increase cardiovascular disease risk.
Mohamed Abouzid   +8 more
doaj   +1 more source

Kaplan-Meier survival curves showing the differences in outcome as predicted by calcidiol in population subgroups according to FGF-23 plasma levels.

open access: yes, 2014
In patients with FGF-23 lower than or equal to the median (69.9 RU/mL), calcidiol plasma levels are no longer associated with prognosis (left). However, calcidiol levels are still strongly associated with a worse prognosis in the subgroup with FGF-23 ...
Jesús Egido (108393)   +15 more
core   +1 more source

Effect of cystic fibrosis modulator therapies on serum levels of fat‐soluble vitamins

open access: yesJPGN Reports, Volume 6, Issue 2, Page 146-152, May 2025.
Abstract This is a prospective, multicenter study of a cohort of 224 cystic fibrosis (CF) patients treated with CF transmembrane conductance regulator (CFTR) modulators (CFTRm). Our aim was to prospectively analyze the effect of CFTRm treatment on fat‐soluble vitamin serum levels.
Elena Crehuá‐Gaudiza   +23 more
wiley   +1 more source

Evaluation of Serum Vitamin D and C Concentrations in Cats With Gingivostomatitis

open access: yesVeterinary Medicine and Science, Volume 11, Issue 3, May 2025.
This study investigated the levels of vitamins C and D in the serum of cats suffering from gingivostomatitis. Levels of vitamin D were significantly lower in the patient cats when compared to the healthy cats. No significant difference was observed in the levels of vitamin C between the two groups.
Farzin Abbasi   +2 more
wiley   +1 more source

Low calcidiol levels and risk of progression of aortic calcification

open access: yes, 2010
Introduction: The aim of this study was to investigate the relationship between serum calcidiol levels and the onset and progression of aortic calcifications in a communitybased sample of ambulatory subjects.
Díaz-López, José B.   +4 more
core  

Additional file 1 of A single-oral bolus of 100,000 IU of cholecalciferol at hospital admission did not improve outcomes in the COVID-19 disease: the COVID-VIT-D—a randomised multicentre international clinical trial

open access: yes, 2022
Additional file 1: Table S1. Variables collected in the COVID-VIT-D trial. T. Table S2. Symptoms at discharge. Table S3. Biochemical parameters at discharge. Table S4.
Guillermo H. Ibañez (12104258)   +20 more
core   +1 more source

Prevalence and Progression of Vitamin D Deficiency in Greater Beirut and Mount Lebanon From 2013 to 2022: An Analysis of 19,452 Adults

open access: yesJournal of Clinical Laboratory Analysis, Volume 39, Issue 8, April 2025.
Overall, 31% of our participants were deficient, 28% were insufficient, and 41% were sufficient. While 40% of participants below 35 years old presented with VitD deficiency, this level decreased significantly by 13% in older ages (more than 55 years old, p < 0.001).
Pia Chedid   +3 more
wiley   +1 more source

Effect of Histamine‐2 Receptor Antagonists on Hypocalcemia after Thyroidectomy: A Retrospective Cohort Study and Sensitivity Analysis

open access: yesOtolaryngology–Head and Neck Surgery, Volume 172, Issue 4, Page 1199-1207, April 2025.
Abstract Objective The objective of this study is to examine the risk of hypocalcemia after thyroidectomy in patients taking histamine‐2 receptor antagonists. Study Design Retrospective cohort study. Setting Multicenter, single database. Methods Thirty‐four thousand two hundred eighteen patients treated with total thyroidectomy from 2011 to 2022 were ...
Maxwell Rossip   +6 more
wiley   +1 more source

Vitamin D: A Bridge between Kidney and Heart

open access: yesLife
Chronic kidney disease (CKD) and cardiovascular disease (CVD) are highly prevalent conditions, each significantly contributing to the global burden of morbidity and mortality. CVD and CKD share a great number of common risk factors, such as hypertension,
Carmine Secondulfo   +12 more
doaj   +1 more source

Oral Supplementation with Calcitriol, Calcidiol, Vitamin D3 or Moderate Sun Exposure? [PDF]

open access: yesJournal of Investigative Dermatology, 2013
Abbreviations: BCC, basal cell carcinoma; CCS, Copenhagen City Study; SCC, squamous cell ...
openaire   +2 more sources

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