PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27989825-2 2016 The negative charges of albumin nanoparticles were shifted to positive charges by surface modification with chitosan, and MUC1 was conjugated through an acrylate spacer. acrylic acid 153-161 mucin 1, cell surface associated Homo sapiens 122-126