A critical role of Sp1- and Ets- related transcription factors in maintaining CTL-specific expression of the mouse perforin gene .
a critical role of sp1- and ets- related transcription factors in maintaining ctl-specific expression of the mouse perforin gene .
O O O O O O O O O O O O B-other_name I-other_name O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O