FIELD: biotechnology.
SUBSTANCE: nucleotide sequences are formed, encoding the hybrid proteins EPO-TR 1.6, EPO-TR 4 and EPO-TR 6. Protein EPO-TR 1.6 is recombinant human erythropoietin fused with a fragment TR 1.6 of the human protein MUC1. Protein EPO-TR 4 is recombinant human erythropoietin fused with a fragment TR 4 of the human protein MUC1. The hybrid protein EPO-TR 6 is recombinant human erythropoietin fused with a fragment TR 6 of the human protein MUC1. Hybrid proteins are produced by the roller cultivation in the suitable conditions the modified mammalian cell line CHO containing a nucleotide sequence encoding the protein with subsequent isolation of the hybrid protein from the culture fluid.
EFFECT: invention enables to produce the hybrid recombinant human erythropoietin having the prolonged action.
4 cl, 4 dwg, 7 tbl, 9 ex
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Authors
Dates
2014-05-20—Published
2013-02-12—Filed