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14 Results Found

  • Review
  • Open Access
150 Citations
37,142 Views
8 Pages

24 July 2018

Over the past two decades, vitamin D level measurements have become some of the most frequently ordered tests in the laboratory. This increase is due to a growing awareness of widespread vitamin D deficiency and scientific data suggesting the benefic...

  • Article
  • Open Access
1,115 Views
15 Pages

Effect of Oral Vitamin D Overdose in Male and Female Wistar Rats with Induced MASLD

  • Silvia Muller de Moura Sarmento,
  • Gênifer Erminda Schreiner,
  • Laura Smolski dos Santos,
  • Camila Berny Pereira,
  • Elizandra Gomes Schmitt,
  • Vinicius Tejada Nunes,
  • Rafael Tamborena Malheiros,
  • Clóvis Klock,
  • Chaline Casanova Petry and
  • Vanusa Manfredini
  • + 1 author

23 October 2025

Background/Objectives: Vitamin D is recognized as a key modulator of metabolic diseases, including metabolic-dysfunction-associated steatotic liver disease (MASLD), in which its deficiency contributes to both disease onset and progression. Despite th...

  • Article
  • Open Access
5 Citations
7,481 Views
10 Pages

Vitamin D Supply of Multivitamins Commercialized Online by Amazon in Western and Southern Europe: A Labeling Analysis

  • Lisa Ponti,
  • Luca Gabutti,
  • Pietro B. Faré,
  • Simone Janett,
  • Mario G. Bianchetti,
  • Peter J. Schulz,
  • Sebastiano A. G. Lava,
  • Carlo Agostoni and
  • Gregorio P. Milani

9 January 2023

Multivitamins are commonly used by the general population, often without medical prescription. The purpose of this report is to inform on the daily vitamin D supply provided by multivitamins containing vitamin D that are commercialized online by Amaz...

  • Article
  • Open Access
9 Citations
6,907 Views
15 Pages

Potential of Vitamin D Food Fortification in Prevention of Cancer Deaths—A Modeling Study

  • Tobias Niedermaier,
  • Thomas Gredner,
  • Sabine Kuznia,
  • Ben Schöttker,
  • Ute Mons and
  • Hermann Brenner

9 November 2021

Meta-analyses of randomized controlled trials (RCTs) have estimated a 13% reduction of cancer mortality by vitamin D supplementation among older adults. We evaluated if and to what extent similar effects might be expected from vitamin D fortification...

  • Article
  • Open Access
8 Citations
5,246 Views
15 Pages

Calcinosis in Alpaca Crias (Vicugna pacos) Due to Vitamin D Intoxication—Clinical, Laboratory and Pathological Findings with a Focus on Kidney Function

  • Matthias Gerhard Wagener,
  • Carina Helmer,
  • Patricia Kammeyer,
  • Sven Kleinschmidt,
  • Teresa Maria Punsmann,
  • Johanna Maria Meilwes,
  • Cornelia Schwennen,
  • Alexandra von Altrock,
  • Mirja Wilkens and
  • Martin Ganter
  • + 2 authors

7 August 2021

Alpacas kept in Central Europe are often deficient in vitamin D3, which is supplemented orally or by injection by the owners or veterinarians. Vitamin D3 can be specified in two different units (IU and µg), which differ by a factor of 40. By mixing u...

  • Article
  • Open Access
17 Citations
5,734 Views
15 Pages

Monitored Supplementation of Vitamin D in Preterm Infants: A Randomized Controlled Trial

  • Alicja Kołodziejczyk-Nowotarska,
  • Renata Bokiniec and
  • Joanna Seliga-Siwecka

28 September 2021

Appropriate supplementation of vitamin D can affect infections, allergy, and mental and behavioral development. This study aimed to assess the effectiveness of monitored vitamin D supplementation in a population of preterm infants. 109 preterm infant...

  • Case Report
  • Open Access
3 Citations
1,253 Views
3 Pages

A Rare Case of Acute Kidney Injury and Anemia Induced by Hypercalcemia

  • Suparpit von Bormann,
  • Sirilak Suksompong and
  • Benno von Bormann

Hypercalcemia may result in acute kidney injury (AKI) and arterial hypertension. Anemia as a consequence of this constellation is nowhere described. A female patient underwent total thyroidectomy in 2007, since then being under continuous daily medic...

  • Article
  • Open Access
1 Citations
3,814 Views
16 Pages

Elimination of Vitamin D Signaling Causes Increased Mortality in a Model of Overactivation of the Insulin Receptor: Role of Lipid Metabolism

  • Maria Crespo-Masip,
  • Aurora Perez-Gomez,
  • Alicia Garcia-Carrasco,
  • Ramiro Jover,
  • Carla Guzmán,
  • Xavier Dolcet,
  • Mercé Ibarz,
  • Cristina Martínez,
  • Àuria Eritja and
  • José Manuel Valdivielso
  • + 1 author

5 April 2022

Vitamin D (VD) deficiency has been associated with cancer and diabetes. Insulin signaling through the insulin receptor (IR) stimulates cellular responses by activating the PI3K/AKT pathway. PTEN is a tumor suppressor and a negative regulator of the p...

  • Review
  • Open Access
1,169 Views
16 Pages

Aeronutrient Therapy: A New Frontier in Systemic Drug Delivery

  • Stephen R. Robinson,
  • Malav S. Trivedi and
  • Flávia Fayet-Moore

14 November 2025

Background: Although the micronutrients (vitamins and trace minerals) essential for growth and normal physiological function are obtained from the diet, a substantial fraction of the human population is deficient in one or more micronutrients due to...

  • Article
  • Open Access
46 Citations
5,194 Views
18 Pages

The microRNA-34a-Induced Senescence-Associated Secretory Phenotype (SASP) Favors Vascular Smooth Muscle Cells Calcification

  • Estella Zuccolo,
  • Ileana Badi,
  • Francesco Scavello,
  • Irene Gambuzza,
  • Luigi Mancinelli,
  • Federica Macrì,
  • Calogero C. Tedesco,
  • Fabrizio Veglia,
  • Anna Rita Bonfigli and
  • Angela Raucci
  • + 1 author

The senescence of vascular smooth muscle cells (VSMCs), characterized by the acquisition of senescence-associated secretory phenotype (SASP), is relevant for VSMCs osteoblastic differentiation and vascular calcification (VC). MicroRNA-34a (miR-34a) i...

  • Article
  • Open Access
18 Citations
6,051 Views
13 Pages

Genome-Wide Association Study of Opioid Cessation

  • Jiayi W. Cox,
  • Richard M. Sherva,
  • Kathryn L. Lunetta,
  • Emma C. Johnson,
  • Nicholas G. Martin,
  • Louisa Degenhardt,
  • Arpana Agrawal,
  • Elliot C. Nelson,
  • Henry R. Kranzler and
  • Lindsay A. Farrer
  • + 1 author

9 January 2020

The United States is experiencing an epidemic of opioid use disorder (OUD) and overdose-related deaths. However, the genetic basis for the ability to discontinue opioid use has not been investigated. We performed a genome-wide association study (GWAS...

  • Article
  • Open Access
4 Citations
3,641 Views
11 Pages

Calcitriol Protects against Acetaminophen-Induced Hepatotoxicity in Mice

  • Supachaya Sriphoosanaphan,
  • Pakkapon Rattanachaisit,
  • Kanjana Somanawat,
  • Natcha Wanpiyarat,
  • Piyawat Komolmit and
  • Duangporn Werawatganon

Acetaminophen (APAP) overdose is one of the major causes of acute liver failure. Severe liver inflammation and the production of oxidative stress occur due to toxic APAP metabolites and glutathione depletion. Growing evidence has proved that vitamin...

  • Article
  • Open Access
10 Citations
4,006 Views
14 Pages

Vitamin D—An Effective Antioxidant in an Animal Model of Progressive Multiple Sclerosis

  • Michaela Tanja Haindl,
  • Muammer Üçal,
  • Willibald Wonisch,
  • Michaela Lang,
  • Marta Nowakowska,
  • Milena Z. Adzemovic,
  • Michael Khalil,
  • Christian Enzinger and
  • Sonja Hochmeister

26 July 2023

Vitamin D (VD) is the most discussed antioxidant supplement for multiple sclerosis (MS) patients and many studies suggest correlations between a low VD serum level and onset and progression of the disease. While many studies in animals as well as cli...

  • Article
  • Open Access
1 Citations
3,201 Views
17 Pages

13 December 2024

Background/Objectives: Vitamin D receptor (VDR) agonists are commonly used in clinical practice for their roles in calcium regulation and potential benefits in various diseases. However, their safety profiles, particularly for compounds available as...