Withdrawal Notice

This paper was originally published in Aging Advance Online Publications on November 29, 2020.

In compliance with Aging's withdrawal policy, the paper was withdrawn in its entirety. It will not appear in Aging internal or any external indexes or archives.

WITHDRAWN: Exosomes derived from BDNF-expressing 293T attenuate ischemic retinal injury in vitro and in vivo

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Figure 3. Endocytosis of 293T-Exo by R28 cells. (A) 293T-Exo uptake by R28 cells, as determined by the fluorescence assay. The nuclei were stained with DAPI (blue), the cytoskeleton was stained with tubulin (red), and 293T-Exo was stained with fluorescent-tag (green). Scale bar = 20 μm. (B) Efficacy of endocytosis of 293T-Exo by R28 cells displayed a dose-dependent pattern and saturable (more than 16 μl of 293T-Exo). (C) Efficacy of endocytosis of 293T-Exo by R28 cells displayed a temperature-dependent pattern. Data are presented as mean ± SD. **P < 0.01, ***P < 0.001.