Adult stem cells are important for tissue maintenance and repair. One key question is how such cells are specified and then protected from differentiation for a prolonged period. Investigating the maintenance of Drosophila muscle progenitors (MPs) we demonstrate that it involves a switch in zfh1/ZEB1 RNA-isoforms. https://safeersappliancers.shop/product-category/bosch-ksv36aw4pg-serie-6-a-free-standing-fridge-346-litres-white/