Genomic profiling of active vitamin D colonic responses in African- and European-Americans identifies an ancestry-related regulatory variant of POLB
David Witonsky, Bharathi Laxman, Hina Usman, Margaret C. Bielski, Kristi M. Lawrence, Sonia S. Kupfer
The paper identifies an ancestry-related regulatory variant of POLB associated with 1,25D responses in colonic organoids from African- and European-Americans.
PLoS Genetics · Jan 8, 2026Peer-reviewedGenomics