Parental as well as transfected SKW6 . 4 cells were transiently transfected with an IgH-enhancer -luciferase construct .
parental as well as transfected skw6 . 4 cells were transiently transfected with an igh-enhancer -luciferase construct .
O O O O O B-cell_line I-cell_line I-cell_line I-cell_line O O O O O B-DNA_domain_or_region O O O