TY JOUR TI Callus cultures of Thymus vulgaris and Trifolium pratense as a source of geroprotectors KW Extraction KW geroprotectors KW Thymus vulgaris KW Trifolium pratense KW biologically active substances JO Food Processing: Techniques and Technology AU Dyshlyuk, L.S. AU Fedorova, A.M. AU Loseva, A.I. AU Eremeeva, N.I. PY 2021 IS 51 PB Kemerovo State University