In the Journal of Oral & Maxillofascial Surgery, September 2007, A
Cartilage cells, (chondrocytes) were harvested from a rabbit ear and was added to PRP and injected into rabbits. After 2 months, histological slides and MRI suggested increased cartilage production.
PRP is seeing increased usage in cartilage defects, with many docs reporting promising results. However studies like this may lead to a more refined approach to PRP and knee osteoarthitis. In time, individual growth factors may be filtered out and applied for specific indications. For now, PRP contains a "cocktail" of potent healing properties. This exciting new field is termed, "Orthobiologics."
http://www.joms.org/article/PIIS0278239106021070/abstract
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