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Fig. 1 | Journal of Nanobiotechnology

Fig. 1

From: MiR-146b-5p enriched bioinspired exosomes derived from fucoidan-directed induction mesenchymal stem cells protect chondrocytes in osteoarthritis by targeting TRAF6

Fig. 1

Isolation and identification of MSCs-Exo and F-MSCs-Exo. (A) Schematic diagram of obtaining MSCs-Exo and F-MSCs-Exo by ultracentrifugation. (B) TEM analysis of the morphology of MSCs-Exo and F-MSCs-Exo. (C) Western blot evaluation of surface markers of MSCs-Exo and F-MSCs-Exo. (D) Quantification of protein concentration by BCA method. (E, F) The particle size and zeta potential of MSCs-Exo and F-MSCs-Exo were analyzed by DLS method. (G) Cellular internalization of MSCs-Exo and F-MSCs-Exo. (ns, no significant difference; *p < 0.05; **p < 0.01; ***p < 0.001; n = 3)

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