Clinical Report: Genetic Variants Associated with Vitamin D and Breast Cancer Risk

Overview

This study identifies significant associations between specific genetic variants in CYP2R1 and CYP27B1 and breast cancer risk among Jordanian women. The findings suggest that these variants may influence vitamin D metabolism and provide protective effects against breast cancer.

Background

Vitamin D plays a crucial role in various health conditions, including cancer. Genetic factors significantly influence vitamin D metabolism, and understanding these associations can help in identifying individuals at risk for breast cancer. This study focuses on the genetic variants that may alter vitamin D levels and their potential link to breast cancer susceptibility.

Data Highlights

Key Findings

• Significant association of CYP2R1 rs12794714 GG genotype with reduced breast cancer risk.
• CYP27B1 rs10877012 TG genotype linked to lower breast cancer susceptibility.
• No significant associations found for CYP2R1 rs10741657, CYP24A1 rs2248359, or DBP variants.
• Genetic variants may influence vitamin D metabolism and its protective role against breast cancer.
• Further studies are needed to validate these findings in larger populations.

Clinical Implications

Understanding the genetic variants associated with vitamin D metabolism can aid in identifying women at higher risk for breast cancer. These findings may inform future genetic screening and personalized prevention strategies.

Conclusion

The study highlights the potential role of specific genetic variants in influencing breast cancer risk through vitamin D metabolism. Further research is warranted to confirm these associations and their clinical relevance.

Related Resources & Content

1. The Journal of Clinical Endocrinology & Metabolism, 2023 -- Genetic Factors Linked to Biochemical Reactions to Vitamin D3 in the Multi-Ethnic Study of Atherosclerosis
2. conexiant, 2023 -- Vitamin D: The Answer May Be Genetic
3. The ASCO Post, 2024 -- Genetic Alterations Associated With Interval Breast Cancer Diagnosis
4. Vitamin D for the Prevention of Disease | Endocrine Society, 2024
5. Effect of Vitamin D3 Supplements on Development of Advanced Cancer: A Secondary Analysis of the VITAL Randomized Clinical Trial - PMC, 2023
6. The ASCO Post — Association of Breast Cancer Subtypes With Pathogenic Germline Variants in Nine Breast Cancer Susceptibility Genes
7. Clinical guidance and consensus on vitamin D and cancer prevention
8. Landmark trials and recent syntheses on vitamin D supplementation
9. Genome-wide association study in 79,366 European-ancestry individuals informs the genetic architecture of 25-hydroxyvitamin D levels - PMC