Simultaneous measurement of 13 circulating vitamin D3 and D2 mono and dihydroxy metabolites using liquid chromatography mass spectrometry

Extra-adrenal glucocorticoid biosynthesis: implications for autoimmune and inflammatory disorders

(2020) Radomir M. Slominski et al.   GENES AND IMMUNITY

Testosterone treatment to prevent or revert type 2 diabetes in men enrolled in a lifestyle programme (T4DM): a randomised, double-blind, placebo-controlled, 2-year, phase 3b trial

(2020) Gary Wittert et al.   Lancet Diabetes & Endocrinology

Accuracy-Based Vitamin D Survey: Six Years of Quality Improvement Guided by Proficiency Testing

(2019) Patrick Erdman et al.   ARCHIVES OF PATHOLOGY & LABORATORY MEDICINE

Vitamin D Measurement, the Debates Continue, New Analytes Have Emerged, Developments Have Variable Outcomes

(2019) William D. Fraser et al.   CALCIFIED TISSUE INTERNATIONAL

Simultaneous measurement of 25(OH)-vitamin D and 24,25(OH)2-vitamin D to define cut-offs for CYP24A1 mutation and vitamin D deficiency in a population of 1200 young subjects

(2019) Etienne Cavalier et al.   CLINICAL CHEMISTRY AND LABORATORY MEDICINE

Utilizing cooled liquid chromatography and chemical derivatization to separate and quantify C3-epimers of 25-hydroxy vitamin D and low abundant 1α,25(OH)2D3: Application in a pediatric population

(2019) Brian C. DeFelice et al.   JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY

The serum vitamin D metabolome: What we know and what is still to discover

(2018) Robert C. Tuckey et al.   JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY

Calcioic acid: In vivo detection and quantification of the terminal C24-oxidation product of 25-hydroxyvitamin D3 and related intermediates in serum of mice treated with 24,25-dihydroxyvitamin D3

(2018) Martin Kaufmann et al.   JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY

Serum 1,25-dihydroxyvitamin D Better Reflects Renal Parameters Than 25-hydoxyvitamin D in Patients with Glomerular Diseases

(2017) Sungjin Chung et al.   International Journal of Medical Sciences

Establishing an Accuracy Basis for the Vitamin D External Quality Assessment Scheme (DEQAS)

(2017) Carolyn Q. Burdette et al.   JOURNAL OF AOAC INTERNATIONAL

Reference intervals for serum 24,25-dihydroxyvitamin D and the ratio with 25-hydroxyvitamin D established using a newly developed LC–MS/MS method

(2017) Jonathan C.Y. Tang et al.   JOURNAL OF NUTRITIONAL BIOCHEMISTRY

Endogenously produced nonclassical vitamin D hydroxy-metabolites act as “biased” agonists on VDR and inverse agonists on RORα and RORγ

(2017) Andrzej T. Slominski et al.   JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY

1β,25-Dihydroxyvitamin D 3 : A new vitamin D metabolite in human serum

(2017) Steven Pauwels et al.   JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY

Noncalcemic 20-hydroxyvitamin D3 inhibits human melanoma growth in in vitro and in vivo models

(2016) Cezary Skobowiat et al.   Oncotarget

Measurement of Circulating 1,25-Dihydroxyvitamin D: Comparison of an Automated Method with a Liquid Chromatography Tandem Mass Spectrometry Method

(2016) Armin Zittermann et al.   International Journal of Analytical Chemistry

LC-MS/MS for Identifying Patients with CYP24A1 Mutations

(2015) H. Ketha et al.   CLINICAL CHEMISTRY

Mass Spectrometric Profiling of Vitamin D Metabolites beyond 25-Hydroxyvitamin D

(2015) M. J. Muller et al.   CLINICAL CHEMISTRY

Chemical Synthesis and Biological Activities of 20S,24S/R-Dihydroxyvitamin D3 Epimers and Their 1α-Hydroxyl Derivatives

(2015) Zongtao Lin et al.   JOURNAL OF MEDICINAL CHEMISTRY

Metabolism of 20-hydroxyvitamin D3 and 20,23-dihydroxyvitamin D3 by rat and human CYP24A1

(2015) Elaine W. Tieu et al.   JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY

Novel activities of CYP11A1 and their potential physiological significance

(2015) Andrzej T. Slominski et al.   JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY

Detection of novel CYP11A1-derived secosteroids in the human epidermis and serum and pig adrenal gland

(2015) Andrzej T. Slominski et al.   Scientific Reports

Exploring the Role of Vitamin D in Type 1 Diabetes, Rheumatoid Arthritis, and Alzheimer Disease: New Insights From Accurate Analysis of 10 Forms

(2014) Iltaf Shah et al.   JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM

Clinical Utility of Simultaneous Quantitation of 25-Hydroxyvitamin D and 24,25-Dihydroxyvitamin D by LC-MS/MS Involving Derivatization With DMEQ-TAD

(2014) Martin Kaufmann et al.   JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM

In vivo production of novel vitamin D2 hydroxy-derivatives by human placentas, epidermal keratinocytes, Caco-2 colon cells and the adrenal gland

(2014) Andrzej T. Slominski et al.   MOLECULAR AND CELLULAR ENDOCRINOLOGY

Vitamin D Assays: Past and Present Debates, Difficulties, and Developments

(2013) William D. Fraser et al.   CALCIFIED TISSUE INTERNATIONAL

Critical evaluation of assays for vitamin D status

(2013) Fernando Granado Lorencio et al.   CURRENT OPINION IN CLINICAL NUTRITION AND METABOLIC CARE

20S-Hydroxyvitamin D3, Noncalcemic Product of CYP11A1 Action on Vitamin D3, Exhibits Potent Antifibrogenic Activity in Vivo

(2013) Andrzej Slominski et al.   JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM

Active Vitamin D (1,25-Dihydroxyvitamin D) and Bone Health in Middle-Aged and Elderly Men: The European Male Aging Study (EMAS)

(2013) Dirk Vanderschueren et al.   JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM

In vivo evidence for a novel pathway of vitamin D3 metabolism initiated by P450scc and modified by CYP27B1

(2012) Andrzej T. Slominski et al.   FASEB JOURNAL

Cytochrome P450scc-dependent metabolism of 7-dehydrocholesterol in placenta and epidermal keratinocytes

(2012) Andrzej T. Slominski et al.   INTERNATIONAL JOURNAL OF BIOCHEMISTRY & CELL BIOLOGY

The serum 24,25-dihydroxyvitamin D concentration, a marker of vitamin D catabolism, is reduced in chronic kidney disease

(2012) Cortney R. Bosworth et al.   KIDNEY INTERNATIONAL

Fast Separation of 25-Hydroxyvitamin D3 from 3-Epi-25-Hydroxyvitamin D3 in Human Serum by Liquid Chromatography-Tandem Mass Spectrometry: Variable Prevalence of 3-Epi-25-Hydroxyvitamin D3 in Infants, Children, and Adults

(2011) J. M. W. van den Ouweland et al.   CLINICAL CHEMISTRY

Production of 22-Hydroxy Metabolites of Vitamin D3 by Cytochrome P450scc (CYP11A1) and Analysis of Their Biological Activities on Skin Cells

(2011) R. C. Tuckey et al.   DRUG METABOLISM AND DISPOSITION

The ratio of serum 24,25-dihydroxyvitamin D3 to 25-hydroxyvitamin D3 is predictive of 25-hydroxyvitamin D3 response to vitamin D3 supplementation

(2011) Dennis Wagner et al.   JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY

Ultrasensitive Quantification of Serum Vitamin D Metabolites Using Selective Solid-Phase Extraction Coupled to Microflow Liquid Chromatography and Isotope-Dilution Mass Spectrometry

(2010) Xiaotao Duan et al.   ANALYTICAL CHEMISTRY

UK Food Standards Agency Workshop Consensus Report: the choice of method for measuring 25-hydroxyvitamin D to estimate vitamin D status for the UK National Diet and Nutrition Survey

(2010) Anne de la Hunty et al.   BRITISH JOURNAL OF NUTRITION

Vitamin D Status: Measurement, Interpretation, and Clinical Application

(2008) Michael F. Holick   ANNALS OF EPIDEMIOLOGY

Metabolism of 1α-hydroxyvitamin D3 by cytochrome P450scc to biologically active 1α,20-dihydroxyvitamin D3

(2008) Robert C. Tuckey et al.   JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY