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COVID-19 5X worse if poor Vitamin D gene (CYP2R1) – June 2021

Front Nutr. 2021 Jun 4;8:689419. doi: 10.3389/fnut.2021.689419. eCollection 2021. DOI: 10.3389/fnut.2021.689419
Nikola Kotur 1, Anita Skakic 1, Kristel Klaassen 1, Vladimir Gasic 1, Branka Zukic 1, Vesna Skodric-Trifunovic 2 3, Mihailo Stjepanovic 2 3, Zorica Zivkovic 4 5, Olivera Ostojic 4, Goran Stevanovic 3 6, Lidija Lavadinovic 6, Sonja Pavlovic 1, Biljana Stankovic 1

Statistically significant portion of table for adults
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73 adults in Serbia
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Vitamin D Life
  • CYP2R1 gene semi-activates Vitamin D in the body.
  • CYP2R1 gene is in both the liver and tissues
  • CYP2R1 gene is essential to use any form of vitamin D: oral, sun, UV, topical, etc.
  • A poor CYP2R1 gene results in less Vitamin D being available to the body
    • But a poor CYP2R1 can be noticed by a Vitamin D blood test
  • DHCR7 gene contorls how much Sun/UVB gets converted into Vitamin d
  • Many other poor vitamin D genes are not noticed by blood tests

Genetics category has the following

Vitamin D blood test misses a lot
in Visio for 2023

Vitamin D pages containing "CYP2R1" in title

Items found: 26
Title Modified
Autoimmune diseases and poor Vitamin D genes – GC, CYP2R1, CYP27B1, and VDR – April 2024 01 May, 2024
Obese children have poor vitamin D genes (CYP27A1, CYP2R1, CYP27B1) – March 2024 31 Mar, 2024
Poor CYP2R1 gene reduces blood response to Vitamin D supplementation – Aug 2019 10 Feb, 2023
CYP2R1 gene reduces response to Vitamin D - many studies 10 Feb, 2023
Poor genes (DBP, CYP24A1, CYP2R, etc.) restrict Vitamin D to cells, increasing COVID hospitalization – May 2022 18 May, 2022
High-fat diet reduces CYP2R1 gene needed to make semi-activated vitamin D (mice) – Aug 2021 28 Aug, 2021
COVID-19 5X worse if poor Vitamin D gene (CYP2R1) – June 2021 21 Jun, 2021
Hypothesis: Obesity reduces Vitamin D production by repressing CYP2R1 gene in liver and fat tissue – July 2020 21 Jul, 2020
Poor CYP2R1 gene results in lower vitamin D and 2X increase in T1 Diabetes – Sept 2019 16 May, 2020
Fasting and Diabetes both reduce Vitamin D activation (CYP2R1 in rodents) – May 2019 19 Nov, 2019
Lung Cancer (NSLC) more lethal if poor Vitamin D gene ( CYP2R1) – Oct 2019 17 Oct, 2019
Response to Vitamin D varied by 12 ng due to gene variants (CYP2R1) – Aug 2019 15 Jun, 2019
CYP2R1 (vitamin D 25-hydroxylase ) semiactivates vitamin D in many places in the body 22 Feb, 2019
CYP2R1 gene problem increases Multiple Sclerosis risk by 1.4X – Dec 2018 16 Dec, 2018
Breast Cancer far more likely in the sister having poor Vitamin D binding protein or poor CYP2R1 gene – March 2018 18 Mar, 2018
Multiple Sclerosis 1.4 times more likely if poor CYP2R1 (Vitamin D) gene – Aug 2017 05 Aug, 2017
Vitamin D insufficiency was 3.7 X more likely if CYP2R1 gene variation– June 2014 02 Aug, 2016
CYP2R1 mutations also cause vitamin D-deficient rickets – July 2016 02 Aug, 2016
GC, CYP2R1 and DHCR7 genes associated with low vitamin D levels in China – 2012, 2013 15 Apr, 2016
CYP2R1 and GC variations decrease vitamin D response – PHD thesis Nov 2015 18 Feb, 2016
CYP2R1 gene probably responsible for low vitamin D response – RCT April 2014 02 Jun, 2015
Activation (methylation) of CYP2R1 and CYP24A1 predict response to dose of vitamin D – Oct 2013 24 Feb, 2015
Vitamin D levels reduced about 15 percent in those with CYP2R1 or GC gene variants – Feb 2014 30 Oct, 2014
Genes (CYP2R1 and GC) which restrict the amount of Vitamin D which gets into bloodstream – June 2014 15 Jul, 2014
GC and CYP2R1 genes associated with higher summer vitamin D levels – Jan 2013 04 Mar, 2014
Mice lacking CYP2R1 enzyme activate about half of much vitamin D – Sept 2013 17 Oct, 2013

Vitamin D pages containing "DHCR7" in title

Items found: 5

Items in both categories Virus and Genetics:

Items in both categories Virus and Vitamin D Receptor:

Wonder why this study did not find an association between VDR genes and COVID-19

 Download the PDF from Vitamin D Life

Background: COVID-19 pandemic has proved to be an unrelenting health threat for more than a year now. The emerging amount of data indicates that vitamin D, zinc and selenium could be important for clinical presentation of COVID-19. Here, we investigated association of genetic variants related to the altered level and bioavailability of vitamin D, zinc and selenium with clinical severity of COVID-19.

Methods: We analyzed variants in genes significant for the status of vitamin D (DHCR7/NADSYN1 rs12785878, GC rs2282679, CYP2R1 rs10741657, and VDR rs2228570), zinc (PPCDC rs2120019) and selenium (DMGDH rs17823744) in 120 Serbian adult and pediatric COVID-19 patients using allelic discrimination. Furthermore, we carried out comparative population genetic analysis among European and other worldwide populations to investigate variation in allelic frequencies of selected variants.

Results: Study showed that DHCR7/NADSYN rs12785878 and CYP2R1 rs10741657 variants were associated with severe COVID-19 in adults (p = 0.03, p = 0.017, respectively); carriers of DHCR7/NADSYN TG+GG and CYP2R1 GG genotypes had 0.21 and 5.9 the odds for developing severe disease, OR 0.21 (0.05-0.9) and OR 5.9 (1.4-25.2), respectively.
There were no associations between selected genetic variants and disease severity in pediatric patients. Comparative population genetic analysis revealed that Serbian population had the lowest frequency of CYP2R1 rs10741657 G allele compared to other non-Finish Europeans (0.58 compared to 0.69 and 0.66 in Spanish and Italian population, respectively), suggesting that other populations should also investigate the relationship of CYP2R1 variant and the COVID-19 disease course.

Conclusion: The results of the study indicated that vitamin D related genetic variants were implicated in severe COVID-19 in adults. This could direct prevention strategies based on population specific nutrigenetic profiles.


Vitamin D gene activation varies around the world

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Seem that areas with darker skins have genes that are more efficient at converting UVB from sun into Vitamin D

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SRB, Serbian;
CEU, Utah residents with Northern and Western European ancestry (1KGP);
GBR, British in England and Scotland (1KGP);
TSI, Tuscany in Italy (1KGP);
IBS, Iberian populations in Spain (1KGP);
FIN-Finnish European (gnomAD);
NFE-non-Finnish European, including Northwestern European, Bulgarian,
    Estonian, Swedish, Southern European, and Other non-Finnish European (gnomAD);
AFR, African (gnomAD);
EA, East Asian (gnomAD);
SA, South Asian (gnomAD);
LAT, Latino/Admixed American (gnomAD);
ASJ, Ashkenazi Jewish (gnomAD).


Created by admin. Last Modification: Tuesday July 20, 2021 14:39:39 GMT-0000 by admin. (Version 9)

Attached files

ID Name Comment Uploaded Size Downloads
15773 Serbia Map.jpg admin 21 Jun, 2021 33.82 Kb 356
15772 VDR.jpg admin 21 Jun, 2021 33.43 Kb 335
15771 DHCR7.jpg admin 21 Jun, 2021 36.65 Kb 341
15770 Genes and COVID.jpg admin 21 Jun, 2021 41.36 Kb 404
15769 COVID and Vitamin D genes.pdf admin 21 Jun, 2021 604.37 Kb 281