PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33467439-2 2021 This paper reports the creation of hydroxyapatite/polyester nanografts by "graft-from" polymerization of d,l-lactide with [Ca5(OH)(PO4)3]2 as the initiator and tin(II)-2-ethylhexanoate as the catalyst. d,l-lactide 105-116 carbonic anhydrase 5A Homo sapiens 123-126