Futureproof Extra: Exploring why UTIs persist with artificial bladders

There are around 400 million global cases of UTIs or urinary tract infections per year, and they can often persist, but why? Researchers in the UK have been using artificial bladders to find out what makes them stick around. Joining Jonathan to discuss is Prof Jennifer Rohn, Professorial Research Fellow in Renal Medicine at University College London and Head of the Centre for Urological Biology.