Vitamin D intake is negatively associated with promoter methylation of the Wnt antagonist gene DKK1 in a large group of colorectal cancer patients.

Authors Rawson JB, Sun Z, Dicks E, et al.
Citation Nutr Cancer. 2012;64(7):919-28.
PubMedLink https://pubmed.ncbi.nlm.nih.gov/22966878/
PMCID PMC4323165