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Fig. 2 | Journal of Nanobiotechnology

Fig. 2

From: Tea polyphenol-engineered hybrid cellular nanovesicles for cancer immunotherapy and androgen deprivation therapy

Fig. 2

Preparation and characterization of hNVs@Flu-EGCG. (A) Confocal fluorescence images of hNVs. Red, OMVs; green, NVs. Scale bar, 5 μm. (B) Confocal fluorescence images of hNVs@Flu. Red, hNVs; green, PLGA-Flu. Scale bar, 5 μm. (C) Confocal fluorescence images of hNVs@Flu-Cy5.5. Red, DSPE-PEG-Cy5.5; green, hNVs@Flu. Scale bar, 5 μm. (D) Size distribution and zeta potential of PLGA-Flu, OMVs, hNVs, hNVs-EGCG and hNVs@Flu-EGCG (n = 3). (E) NTA results of nanoparticles. (F) Stability of nanoparticles over the period in terms of size change at 4 ℃ (n = 3). (G) TEM images of nanoparticles. Scale bar, 100 nm

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