Publication (First author and corresponding author) 1. DH Lee, CG Kong, YW Shin, S Ahmed, AA Shetty, MS Moon, and SJ Kim. Which is better for articular cartilage regeneration, cultured stem cells or concentrated stromal cells? Ann Transl Med. 2020 Jul; 8(13): 836. 2. Jhun, J., Cho, K. H., Lee, D. H., Kwon, J. Y., Woo, J. S., Kim, J., et al. (2021). Oral Administration of Lactobacillus Rhamnosus Ameliorates the Progression of Osteoarthritis by Inhibiting Joint Pain and Inflammation. Cells 10, 1057. 3. DH Lee, SA Kim, EJ Go, CY Yoon, ML Cho, AA Shetty, and SJ Kim. Characterization of wild-type and STAT3 signaling-suppressed mesenchymal stem cells obtained from hemovac blood concentrates. Ann Transl Med 2021;9. 4. YS Chun, DH Lee, TG Won, CS Kim, AA Shetty, SJ Kim Cell therapy for osteonecrosis of femoral head and joint preservation. J Clin Orthop Trauma. 2021 Nov 27;24:101713. 5. DH Lee, SJ Kim, SA Kim, GI Ju Past, present, and future of cartilage restoration: from localized defect to arthritis. Knee Surg Relat Res. 2022 Jan 28;34(1):1.