PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21738778-9 2011 Importantly, betaIII-tubulin knockdowns displayed a significant dose-dependent increase in the percentage of apoptotic cells upon treatment with epothilone B, as detected using caspase 3/7 activity and Annexin-V staining. epothilone B 145-157 annexin A5 Homo sapiens 202-211