![Ratio of 25(OH)D-to-24,25(OH)2D: A new test to confirm 24-hydroxylase (CYP24A1) deficiency as the cause of hypercalcemia - Mayo Clinic Ratio of 25(OH)D-to-24,25(OH)2D: A new test to confirm 24-hydroxylase (CYP24A1) deficiency as the cause of hypercalcemia - Mayo Clinic](https://www.mayoclinic.org/-/media/kcms/gbs/medical-professionals/images/2018/06/07/19/04/vitamind_fig1_lg.jpg)
Ratio of 25(OH)D-to-24,25(OH)2D: A new test to confirm 24-hydroxylase (CYP24A1) deficiency as the cause of hypercalcemia - Mayo Clinic
![Sarcoidosis and calcium homeostasis disturbances—Do we know where we stand? - Łukasz Gwadera, Adam Jerzy Białas, Mikołaj Aleksander Iwański, Paweł Górski, Wojciech Jerzy Piotrowski, 2019 Sarcoidosis and calcium homeostasis disturbances—Do we know where we stand? - Łukasz Gwadera, Adam Jerzy Białas, Mikołaj Aleksander Iwański, Paweł Górski, Wojciech Jerzy Piotrowski, 2019](https://journals.sagepub.com/cms/10.1177/1479973119878713/asset/images/large/10.1177_1479973119878713-fig3.jpeg)
Sarcoidosis and calcium homeostasis disturbances—Do we know where we stand? - Łukasz Gwadera, Adam Jerzy Białas, Mikołaj Aleksander Iwański, Paweł Górski, Wojciech Jerzy Piotrowski, 2019
![COVID-19 mortality risk correlates inversely with vitamin D3 status, and a mortality rate close to zero could theoretically be achieved at 50 ng/ml 25(OH)D3: Results of a systematic review and meta-analysis COVID-19 mortality risk correlates inversely with vitamin D3 status, and a mortality rate close to zero could theoretically be achieved at 50 ng/ml 25(OH)D3: Results of a systematic review and meta-analysis](https://www.medrxiv.org/content/medrxiv/early/2021/09/25/2021.09.22.21263977/F1.large.jpg)
COVID-19 mortality risk correlates inversely with vitamin D3 status, and a mortality rate close to zero could theoretically be achieved at 50 ng/ml 25(OH)D3: Results of a systematic review and meta-analysis
![Genetic Disorders of Vitamin D Metabolism: Case Series and Literature Review - Aditi Khokhar, Salvador Castells, Sheila Perez-Colon, 2016 Genetic Disorders of Vitamin D Metabolism: Case Series and Literature Review - Aditi Khokhar, Salvador Castells, Sheila Perez-Colon, 2016](https://journals.sagepub.com/cms/10.1177/0009922815623231/asset/images/large/10.1177_0009922815623231-fig1.jpeg)
Genetic Disorders of Vitamin D Metabolism: Case Series and Literature Review - Aditi Khokhar, Salvador Castells, Sheila Perez-Colon, 2016
![Vitamin D metabolism: Abbreviations: 25(OH)D: 25-hydroxyvitamin D, DBP:... | Download Scientific Diagram Vitamin D metabolism: Abbreviations: 25(OH)D: 25-hydroxyvitamin D, DBP:... | Download Scientific Diagram](https://www.researchgate.net/publication/312519593/figure/fig2/AS:667884632158224@1536247513961/Vitamin-D-metabolism-Abbreviations-25OHD-25-hydroxyvitamin-D-DBP-Vitamin-D-binding.jpg)
Vitamin D metabolism: Abbreviations: 25(OH)D: 25-hydroxyvitamin D, DBP:... | Download Scientific Diagram
![Figure 1 from Relative Expression of 1,25-Dihydroxyvitamin D3 Receptor, Vitamin D 1α-Hydroxylase, Vitamin D 24-Hydroxylase, and Vitamin D 25-Hydroxylase in Endometriosis and Gynecologic Cancers | Semantic Scholar Figure 1 from Relative Expression of 1,25-Dihydroxyvitamin D3 Receptor, Vitamin D 1α-Hydroxylase, Vitamin D 24-Hydroxylase, and Vitamin D 25-Hydroxylase in Endometriosis and Gynecologic Cancers | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/85625058414f7a2a881cc6ce4df12b36f1cadc32/16-Figure1-1.png)