The two lines also expressed comparable levels of Epo-R mRNA while the number of Epo -binding sites on UT-7 Epo cells was one-sixth the number of UT-7 cells ( 2400 +/- 3 vs . 13 , 800 +/- 300 ) .
the two lines also expressed comparable levels of epo-r mrna while the number of epo -binding sites on ut-7 epo cells was one-sixth the number of ut-7 cells ( 2400 +/- 3 vs . 13 , 800 +/- 300 ) .
O O O O O O O O B-RNA_molecule I-RNA_molecule O O O O B-protein_molecule O O O B-cell_line I-cell_line I-cell_line O O O O O B-cell_line I-cell_line O O O O O O O O O O O O O