PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12745082-3 2003 Here, we developed a novel APA microcapsule, in which APA microbeads (APA(Ba) microbeads) were modified to contain a barium alginate hydrogel within their centers in an attempt to make it more difficult for antibody and complement to permeate the microcapsules. Alginates 117-132 glutamyl aminopeptidase Mus musculus 27-30