FUSsy Droplets (IMAGE) Brown University Caption Droplets formed by the protein FUS ('fused in sarcoma') are vital to life, but also can cause disease. A new study finds that the proteins never take on a set structure. Credit Fawzi lab/Brown University Usage Restrictions with credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.