摘要 |
Provided is a recombinant protein, comprising erythropoietin and highly glycosylated fragments. The recombinant protein has the bioactivity of erythropoietin and has a relatively long half-life. The recombinant protein can also comprise a carboxyl-terminal peptide of human chorionic gonadotropin and a carboxyl-terminal peptide of thrombopoietin. |