Table 5.

The main research contents of the 8 references with strong citations bursts.

Rank	Strength	Main research contents	Ref
1	10.91	Exosomes from IL-1β stimulated synovial fibroblasts induce OA-like changes both in vitro and in ex vivo models.	[43]
2	18.34	The efficacy of human embryonic mesenchymal stem cell exosomes in cartilage repair, and the utility of mesenchymal stem cell exosomes as a therapeutic alternative to cell-based mesenchymal stem cell therapy.	[36]
3	9.66	Osteoarthritis pathogenesis recognition and detection methods.	[44]
4	8.63	The potential of SMSC-140-Exos in the prevention of OA was confirmed.	[33]
5	6.75	Mesenchymal stem cell exosome is immunologically active.	[45]
6	6.75	The current state of extracellular vesicle cell biology and focus on endosome-derived exosomes.	[46]
7	6.43	Pluripotent stem cell-derived mesenchymal stem cells can be induced to secrete exosomes, thus providing a potential novel therapeutic approach for OA.	[40]
8	8.24	The therapeutic potential of exosomes from human embryonic stem cell-induced mesenchymal stem cells in alleviating osteoarthritis.	[42]