Column | Scientists may have the key to treating arthritis: Regrowing the knee The Washington PostA breakthrough treatment may revive busted knees and eliminate joint replacement: study New York PostStanford Scientists Identify Enzyme That May Promote Cartilage Regeneration in Arthritis Gadget ReviewStanford scientists found a drug target that regrows lost knee cartilage Startup FortuneBlocking an ageing protein could help damaged knee cartilage regrow Digital Journal