A number of the ETS family of transcription factors are expressed in T cells , including ETS1 and ELF1 .
a number of the ets family of transcription factors are expressed in t cells , including ets1 and elf1 .
O O O O B-protein_family_or_group I-protein_family_or_group O B-protein_family_or_group I-protein_family_or_group O O O B-cell_type I-cell_type O O B-protein_molecule O B-protein_molecule O