Worm (IMAGE) Technische Universität Dresden Caption Activation of the sleep neuron causes a stress gene expression response in the entire body of the worm, visualized here in red by staining for HSP-12.6, a Heat Shock Protein required for survival. Credit © Anastasios Koutsoumparis Usage Restrictions No License Original 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.