PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24702692-10 2014 Although TopBP1 deficiency made endothelial cells susceptible to DNA damage and apoptosis in response to hydroxyurea, its restoration resulted in less DNA damage and improved cell survival. Hydroxyurea 105-116 DNA topoisomerase II binding protein 1 Homo sapiens 9-15