TY JOUR TI Application of a multispectral assay for evaluation of the morphofunctional status of immunocompetent cells in cattle with retroviral diseases KW cattle KW lymphocytes KW spectrophotometry KW microscopy KW leukemia KW immunodeficiency KW homeostasis JO Agrarian Bulletin of the AU Artem'ev, D.A. AU Krasnikov, A.V. AU Krasnikova, E.S. AU Kozlov, S.V. PY 2020 IS 197 PB Ural State Agrarian University