Columbia biomedical engineers are collaborating with orthopedic surgeons to build a living replacement knee to be tested in clinical trials within five years.
Fish get arthritis, too, but unlike people they can repair their joints. With an NIH "New Innovator" award, Joanna Smeeton is investigating how fish make repairs and if we can adopt their techniques.
Columbia researchers discovered stem cells in mice that are essential in maintaining healthy cartilage inside joints, but the cells go missing with age or after injury.