patients can receive personalised treatments without enduring drug trials themselves. they've also made liver models for drug screening campaigns, and are helping beauty brands become animal cruelty—free thanks to testing on lab—grown skin. in this gothenburg hospital, researchers plan to put such bio—printed cartilage in patient with muscle issues in just a few years. first patients is of course the sports injuries, because they will probably heal better, at least we think so, but also for elderly patients or patients who suffer from osteoarthritis. we get a very nice cartilage tissue that have healing capacities, so we are very optimistic. further studies are needed to prove the methods are safe, but it could save time and money. we can actually print what the damage looked like before. we can actually print directly into the knee, probably, in the future. we can mass—produce it, i mean,