title: [Problems and solutions in pegylation of protein and peptide drugs].
authors.affiliation: School of Chemical Engineering and Technology, Tianjin University, Tianjin 300072, China. zhyjiang@mail.zlnet.com.cn
authors.forename: Zhong-yi
authors.initials: ZY
authors.lastname: Jiang
authors.forename: Rong
authors.initials: R
authors.lastname: Gao
authors.forename: Yan-qiang
authors.initials: YQ
authors.lastname: Wang
authors.forename: Yan
authors.initials: Y
authors.lastname: Sun
mesh_terms: D010455:Peptides / Q000737:chemistry*; D011092:Polyethylene Glycols / Q000737:chemistry*; D011506:Proteins / Q000737:chemistry*
chemical_list: D010455:Peptides; D011506:Proteins; D011092:Polyethylene Glycols