In contrast , RA alone can induce G1 arrest of UF-1 cells ; however , it did not result in an increase of p21 ( WAF1/CIP1 ) and p27 ( KIP1 ) transcript and protein expression in RA -resistant cells .
in contrast , ra alone can induce g1 arrest of uf-1 cells ; however , it did not result in an increase of p21 ( waf1/cip1 ) and p27 ( kip1 ) transcript and protein expression in ra -resistant cells .
O O O B-other_organic_compound O O O B-other_name I-other_name O B-cell_line I-cell_line O O O O O O O O O O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O O O O O B-other_organic_compound O O O