| P50 | author | Songmao Zheng | Q59162284 |
| P2093 | author name string | Kenneth E Thummel | |
| | Yvonne S Lin | |
| | Mary F Hebert | |
| | Connie L Davis | |
| | Xi Emily Zheng | |
| | Zhican Wang | |
| | Tom Kalhorn | |
| | Tauri Senn | |
| P2860 | cites work | Vitamin D deficiency | Q27860616 |
| | Metabolism of 25-hydroxyvitamin D3 by microsomal and mitochondrial vitamin D3 25-hydroxylases (CYP2D25 and CYP27A1): a novel reaction by CYP27A1 | Q28208112 |
| | Simultaneous determination of 25-hydroxyvitamin D2 and 25-hydroxyvitamin D3 in human plasma by liquid chromatography-tandem mass spectrometry employing derivatization with a Cookson-type reagent | Q33423450 |
| | Application of 4-(4-nitrophenyl)-1,2,4-triazoline-3,5-dione to analysis of 25-hydroxyvitamin D3 in human plasma by liquid chromatography/electron capture atmospheric pressure chemical ionization-mass spectrometry | Q33427102 |
| | Derivatization of neutral steroids to enhance their detection characteristics in liquid chromatography?mass spectrometry | Q33430518 |
| | Development of a candidate reference measurement procedure for the determination of 25-hydroxyvitamin D3 and 25-hydroxyvitamin D2 in human serum using isotope-dilution liquid chromatography-tandem mass spectrometry | Q33445091 |
| | Measurement of 25-OH-vitamin D in human serum using liquid chromatography tandem-mass spectrometry with comparison to radioimmunoassay and automated immunoassay | Q33445994 |
| | A rapid simplified method for plasma 25-hydroxyvitamin D estimation | Q33847882 |
| | Vitamin effects on the immune system: vitamins A and D take centre stage | Q34005584 |
| | Quantitative determination of vitamin D metabolites in plasma using UHPLC-MS/MS. | Q34127403 |
| | Enzymes involved in the activation and inactivation of vitamin D. | Q34367819 |
| | Gas chromatography and high-performance liquid chromatography of natural steroids | Q34474543 |
| | Vitamin D in health and disease: current perspectives | Q34481617 |
| | The assessment of circulating 25(OH)D and 1,25(OH)2D: where we are and where we are going | Q35844249 |
| | Eight cytochrome P450s catalyze vitamin D metabolism | Q35880728 |
| | Vitamin D and sunlight: strategies for cancer prevention and other health benefits | Q36063290 |
| | Measurement of vitamin D status: background, clinical use, and methodologies | Q36586639 |
| | Metabolic profiling of major vitamin D metabolites using Diels-Alder derivatization and ultra-performance liquid chromatography-tandem mass spectrometry | Q36653540 |
| | Recent advances in high-throughput quantitative bioanalysis by LC-MS/MS. | Q36759704 |
| | Vitamin D status: measurement, interpretation, and clinical application | Q37105927 |
| | Vitamin D across the lifecycle: physiology and biomarkers | Q37238601 |
| | Advances in determination of vitamin D related compounds in biological samples using liquid chromatography-mass spectrometry: a review | Q37644768 |
| | Measurement of 25-hydroxyvitamin D in the clinical laboratory: current procedures, performance characteristics and limitations | Q37699462 |
| | Quantification of circulating 25-hydroxyvitamin D by liquid chromatography-tandem mass spectrometry | Q37703677 |
| | Progress of liquid chromatography-mass spectrometry in measurement of vitamin D metabolites and analogues | Q37759685 |
| | 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 | Q37780302 |
| | Vitamin D, disease and therapeutic opportunities | Q37814083 |
| | The vitamin D story: a collaborative effort of basic science and clinical medicine. | Q39633660 |
| | Vitamin D: Metabolism and Biological Actions | Q40077237 |
| | Assay of vitamins D2 and D3, and 25-hydroxyvitamins D2 and D3 in human plasma by high-performance liquid chromatography | Q40128454 |
| | Current understanding of the molecular actions of vitamin D. | Q40838113 |
| | A new quantitative LC tandem mass spectrometry assay for serum 25-hydroxy vitamin D. | Q42960410 |
| | Rapid determination of 25-hydroxy vitamin D3 in swine tissue using an isotope dilution HPLC-MS assay | Q43124721 |
| | Development of a method for the quantification of 1alpha,25(OH)2-vitamin D3 in serum by liquid chromatography tandem mass spectrometry without derivatization | Q43197250 |
| | Competitive protein-binding radioassay for 25-hydroxycholecalciferol | Q43791446 |
| | Sensitive analysis of 1alpha,25-dihydroxyvitamin D3 in biological fluids by liquid chromatography-tandem mass spectrometry | Q43837238 |
| | Issues of methodology, standardization and metabolite recognition for 25-hydroxyvitamin D when comparing the DiaSorin radioimmunoassay and the Nichols Advantage automated chemiluminescence protein-binding assay in hip fracture cases | Q44592537 |
| | A simple automated solid-phase extraction procedure for measurement of 25-hydroxyvitamin D3 and D2 by liquid chromatography-tandem mass spectrometry. | Q46038770 |
| | Accuracy and clinical implications of seven 25-hydroxyvitamin D methods compared with liquid chromatography-tandem mass spectrometry as a reference | Q46714969 |
| | Ultrasensitive quantification of serum vitamin D metabolites using selective solid-phase extraction coupled to microflow liquid chromatography and isotope-dilution mass spectrometry. | Q53791619 |
| | Ring hydroxylation of 25-hydroxycholecalciferol by rat renal microsomes | Q68419194 |
| | Determination of vitamin D status by radioimmunoassay with an 125I-labeled tracer | Q70598693 |
| | The anomalous behaviour of exogenous 25-hydroxyvitamin D in competitive binding assays | Q79465393 |
| | Isolation and identification of 2alpha,25-dihydroxyvitamin D3, a new metabolite from Pseudonocardia autotrophica 100U-19 cells incubated with Vitamin D3 | Q79753197 |
| | Sensitive measurement of serum 1α,25-dihydroxyvitamin D by liquid chromatography/tandem mass spectrometry after removing interference with immunoaffinity extraction | Q83846483 |
| P4510 | describes a project that uses | liquid chromatography-tandem mass spectrometry | Q117788892 |
| P433 | issue | 1 | |
| P407 | language of work or name | English | Q1860 |
| P921 | main subject | vitamin D | Q175621 |
| | liquid chromatography-tandem mass spectrometry | Q117788892 |
| P304 | page(s) | 126-133 | |
| P577 | publication date | 2011-07-13 | |
| P1433 | published in | Analytical Biochemistry | Q485215 |
| P1476 | title | Simultaneous measurement of plasma vitamin D(3) metabolites, including 4β,25-dihydroxyvitamin D(3), using liquid chromatography-tandem mass spectrometry | |
| P478 | volume | 418 | |