Signaling through HLA class I molecules induced cyclin E -associated kinase activity within 4 h in quiescent endothelial cells , and appeared to mediate the inactivation of Rb .
signaling through hla class i molecules induced cyclin e -associated kinase activity within 4 h in quiescent endothelial cells , and appeared to mediate the inactivation of rb .
O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O B-DNA_domain_or_region I-DNA_domain_or_region O O O O O O O B-cell_type I-cell_type I-cell_type O O O O O O O O B-protein_molecule O