This edition includes the following studies and articles:

• Efficacy of Platelet-Rich Plasma for Bone Fusion in Transforaminal Lumbar Interbody Fusion.
• Intra-articular injections of expanded mesenchymal stem cells with and without addition of platelet-rich plasma are safe and effective for knee osteoarthritis.
• Activated platelet-rich plasma (PRP) improves cartilage regeneration using adipose stem cells encapsulated in a 3D alginate scaffold.
• The effect of mesenchymal stem cells combined with platelet-rich plasma on skin wound healing.
• A cost-effective cell- and matrix-based minimally invasive single-stage chondroregenerative technique developed with validated vertical translation methodology.