We determined whether Hsp70 induction by TS was mediated by the activation of the HS transcription factor , HSF .
we determined whether hsp70 induction by ts was mediated by the activation of the hs transcription factor , hsf .
O O O B-protein_molecule O O B-other_organic_compound O O O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O B-protein_molecule O