HP1a Drops (image) DOE/Lawrence Berkeley National Laboratory Share Print E-Mail Caption Shown is purified heterochromatin protein 1a forming liquid droplets in an aqueous solution. On the right side, two drops fuse together over time. Credit Amy Strom/Berkeley Lab Usage Restrictions Editorial use only. Share Print E-Mail 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.