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Determination of exosome-containing density gradient fractions of patient (P) and HEV+ blood donor (DE) samples. (A) Representative dot blots of proeteins extracted from individual fractions probed with exosome markers antibodies. (B) Proteins content of gradient fractions visualized on automated electrophoresis system (Agilent 2200 TapeStation). 1–13: gradient fractions; L: ladder (10–200 kDa); C1-2: lysozyme/BSA control.
