METHOD OF PREPARING IMMUNOLOGICALLY ACTIVE SUBSTANCE SHOWING BIOLOGICAL ACTIVITY OF SERUM THYMIC FACTOR FROM MAMMAL URINE AMONG THEM AND HUMANS

摘要

FIELD: biochemistry, immunology. SUBSTANCE: method involves two-stage chromatography of urine on gel Toyperl HW-40 placed in a column of different geometric parameters followed by desalting the end product on column with Sephadex G-15. Obtained product shows immunological properties that are similar to that of thymic factors. EFFECT: developed method of the substance preparing. 3 dwg, 1 ex