![The dynamic relationships between the active and catabolic vitamin D metabolites, their ratios, and associations with PTH | Scientific Reports The dynamic relationships between the active and catabolic vitamin D metabolites, their ratios, and associations with PTH | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-019-43462-6/MediaObjects/41598_2019_43462_Fig1_HTML.png)
The dynamic relationships between the active and catabolic vitamin D metabolites, their ratios, and associations with PTH | Scientific Reports
![1α,20S-Dihydroxyvitamin D3 Interacts with Vitamin D Receptor: Crystal Structure and Route of Chemical Synthesis | Scientific Reports 1α,20S-Dihydroxyvitamin D3 Interacts with Vitamin D Receptor: Crystal Structure and Route of Chemical Synthesis | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-017-10917-7/MediaObjects/41598_2017_10917_Fig1_HTML.jpg)
1α,20S-Dihydroxyvitamin D3 Interacts with Vitamin D Receptor: Crystal Structure and Route of Chemical Synthesis | Scientific Reports
![Vitamin D 3 conversion to 25-hydroxyvitamin D in the liver mitochondria... | Download Scientific Diagram Vitamin D 3 conversion to 25-hydroxyvitamin D in the liver mitochondria... | Download Scientific Diagram](https://www.researchgate.net/publication/313459526/figure/fig2/AS:459511761772545@1486567549367/Vitamin-D-3-conversion-to-25-hydroxyvitamin-D-in-the-liver-mitochondria-by-vitamin-D.png)
Vitamin D 3 conversion to 25-hydroxyvitamin D in the liver mitochondria... | Download Scientific Diagram
![Standardized measurement of circulating vitamin D [25(OH)D] and its putative role as a serum biomarker in Alzheimer's disease and Parkinson's disease - ScienceDirect Standardized measurement of circulating vitamin D [25(OH)D] and its putative role as a serum biomarker in Alzheimer's disease and Parkinson's disease - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0009898119319722-gr1.jpg)
Standardized measurement of circulating vitamin D [25(OH)D] and its putative role as a serum biomarker in Alzheimer's disease and Parkinson's disease - ScienceDirect
![Vitamin D3 metabolite ratio as an indicator of vitamin D status and its association with diabetes complications | BMC Endocrine Disorders | Full Text Vitamin D3 metabolite ratio as an indicator of vitamin D status and its association with diabetes complications | BMC Endocrine Disorders | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs12902-020-00641-1/MediaObjects/12902_2020_641_Fig1_HTML.png)
Vitamin D3 metabolite ratio as an indicator of vitamin D status and its association with diabetes complications | BMC Endocrine Disorders | Full Text
A comparison of analytical methods for measuring concentrations of 25-hydroxy vitamin D in biological samples - Analytical Methods (RSC Publishing)
![Using gas chromatography and mass spectrometry to determine 25-hydroxyvitamin D levels for clinical assessment of vitamin D deficiency - ScienceDirect Using gas chromatography and mass spectrometry to determine 25-hydroxyvitamin D levels for clinical assessment of vitamin D deficiency - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S1021949818301844-fx1.jpg)