1. Effect of covalent attachment of polyethylene glycol on immunogenicity and circulating life of bovine liver catalase;Abuchowski;J Biol Chem,1977
2. Alteration of immunological properties of bovine serum albumin by covalent attachment of polyethylene glycol;Abuchowski;J Biol Chem,1977
3. Cancer therapy with chemically modified enzymes: I. Antitumor properties of polyethylene glycol-asparaginase conjugates;Abuchowski;Cancer Biochem Biophys,1984
4. Effective drug delivery by PEGylated drug conjugates;Greenwald;Adv Drug Deliv Rev,2003
5. Polymer therapeutics: concepts and applications;Haag;Angew Chem Int Ed Engl,2006