PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18386840-1 2009 This study aimed to analyze surface morphology and physical-chemical properties of a copolymer of polylactic/polyglycolic acid (Fisiograft, Ghimas SpA, Casalecchio di Reno, Italy) by scanning electron microscopy (SEM), porosimetry, and rheological analysis. copolymer 85-94 surfactant protein A2 Homo sapiens 147-150