摘要 |
FIELD: medicine.SUBSTANCE: claimed invention relates to field of biotechnology. Method of improvement of efficiency of virus filters during of protein purification includes processing of composition, which contains protein, to be purified, at stage of cation exchange and at stage of elimination of endotoxins, simultaneously or in any order, before passing through said viral filter. Virus, to be eliminated by filtration, is parvovirus.EFFECT: application of method makes it possible to increase efficiency of work of virus filters.19 cl, 5 dwg, 1 tbl, 1 ex |