Fig. 5From: The paracrine effect of adipose-derived stem cells inhibits osteoarthritis progressionDiI labeling at 8Â weeks (a) and 12Â weeks (b) after ACLT; After intra-articular injection of ADSCs labeled with DiI dye, frozen sections were prepared and then stained with hematoxylin and eosin. DiI positive cells survived and homed to the subintimal layers of the synovium (S) and ligament (L), not in the cartilage at 8Â weeks after ACLTBack to article page