EXTRACELLULAR VESICLES FROM URINE AS BIOMARKERS OF KIDNEY ALLOGRAFT INJURY: OPTIMIZATION OF EXTRACELLULAR VESICLE ISOLATION AND CHARACTERIZATION. Issue 3 (September 2020) - Sedej, Ivana; Žnidarič, Magda Tušek; Dolžan, Vita; Arnol, Miha; Lenassi, Metka