passages.id: split_4_test_1312_passage
passages.type: progene_text
passages.text: A reporter plasmid containing a putative peroxisome proliferator - response element ( PPRE ) identified in the rat sterol 12alpha-hydroxylase promoter region was activated by treatment with WY-14,643 in HepG2 cells , being dependent on co - transfection with a PPARalpha expression plasmid .