PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20154224-5 2010 Time course experiments revealed that bleomycin induced apoptosis within 4 h. Caspase-8, the initiator caspase for the extrinsic pathway, was activated within 2 h and preceded activation of the effector caspases-3 and -6 (4 h). Bleomycin 38-47 caspase 3 Homo sapiens 203-220