A 2-kb VDR cDNA insert ( including the complete VDR coding region ) was cloned in an antisense orientation into the EBV episomal vector pMEP4 under the control of an inducible promoter and transfected into U937 .
a 2-kb vdr cdna insert ( including the complete vdr coding region ) was cloned in an antisense orientation into the ebv episomal vector pmep4 under the control of an inducible promoter and transfected into u937 .
O B-DNA_molecule B-protein_family_or_group O O O O O O B-protein_family_or_group O O O O O O O O O O O B-virus I-virus I-virus I-virus O O O O O B-DNA_family_or_group I-DNA_family_or_group O O O B-cell_line O