abstract |
FIELD: biotechnology, medicine, pharmacy. SUBSTANCE: method involves the use of highly porous polymeric sorbent in the presence of natural or synthetic polymers after microbiological transformation of cultural fluid. Steroid is eluted from sorbent with polar organic solvent. The end product is isolated from eluate by evaporation and filtration. EFFECT: increased yield, simplified technology. 7 cl, 2 tbl |