For that purpose , we established several lines of transgenic mice displaying erythroid-specific expression of a thermosensitive SV40 T antigen .
for that purpose , we established several lines of transgenic mice displaying erythroid-specific expression of a thermosensitive sv40 t antigen .
O O O O O O O O O B-other_artificial_source I-other_artificial_source O B-other_name I-other_name O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O