PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10332063-4 1999 In the case of the linear block copolymers, a reduced lactic acid content in a linear block copolymer yielded smaller particles, a lower encapsulation efficiency, and a higher initial drug release both in the case of EPO and FITC-dextran. copolymers 32-42 erythropoietin Homo sapiens 217-220