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Fig. 4 | BMC Methods

Fig. 4

From: Scalable isolation of surface-engineered extracellular vesicles and separation of free proteins via tangential flow filtration and size exclusion chromatography (TFF-SEC)

Fig. 4

Characterization of TFF-SEC eEVs. Size distribution of TFF-SEC Naïve-EV (A) and RDG-EV (B) by NTA. Representative image of super-resolution microscopy of TFF-SEC naive-EV (C) and RDG-EV (D). The positivity rate of EV marker (CD63, CD9) and engineered EV marker (HA) of TFF-SEC Naïve-EV (E) and RDG-EV (F). Three individual areas on assay chip were imaged to standardize the positivity ratio (n = 3). Error bars represent standard deviation

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