stem cells journal

a study published in the journal arthroscopyby saw and colleagues has drawn some interest. the investigators took 50 patients aged 18to 50 with grade 3 and 4 osteoarthritis and randomized them to receive either arthroscopicbone drilling with addition of the lubricant, hyaluronic acid or hyaluronic acid with stemcells obtained from peripheral blood. each group received 5 weekly injections startingone week after surgery. the group that received the hyaluronic acid plus the stem cells didbetter as far as improvement in quality of cartilage as shown by cartilage histologyand magnetic resonance imaging. very compelling study.