Osteosarcoma Cell-Derived Exosomal miR-1307 Promotes Tumorgenesis via Targeting AGAP1

Figure 1

Authentication of OS-Exos. (a) TEM image of U2OS-Exos (scale bars, 100 nm). (b) The moving image of the detected particles. (c) The distribution and size of hFOB1.19-Exos, 143B-Exos, and U2OS-Exos were assayed by NTA. (d) Western blot analysis was used to confirm the absence of Exos-free protein (Calnexin) and the presence of Exos proteins (CD9 and CD63).

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