Effects of exosomes derived from neural stem cells on TGF⁃β1 signal transduction of astrocytes and inflam⁃ matory factors after cerebral ischemia ⁃reperfusion injury in rats 
CHEN Shan, ZHU Junde, ZHAO Xue, LIU Ruojing, LONG Tingting.
The Journal of Practical Medicine . 2023, (13): 1600 -1605 .  DOI: 10.3969/j.issn.1006⁃5725.2023.13.002