PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19414624-8 2009 Higher protein expression of CYP3A4, MRP2, P-gp, and MRP4 was also observed after a 6-day treatment with other vitamin D analogs (100 nM 1alpha-hydroxyvitamin D(3),1alpha-hydroxyvitamin D(2) or Hectorol, and 25-hydroxyvitamin D(3)) in Caco-2 cells, suggesting a role of 1,25(OH)(2)D(3) and analogs in the activation of enzymes and transporters via the vitamin D receptor. 25-hydroxyvitamin D 208-227 ATP binding cassette subfamily C member 4 Homo sapiens 53-57