Marchenko, N., Marchenkov, V., Kaysheva, A., Kashparov, I., Kotova, N., Kaliman, P. and Semisotnov, G. 2005. SINGLE-STAGE PURIFICATION OF MOLECULAR CHAPERONE GroEL BY THE AFFINITY CHROMATOGRAPHY ON A BASIS OF DENATURED PEPSIN. The Journal of V.N.Karazin Kharkiv National University. Series «Biology». 1, 709 (Dec. 2005), 48-55.