Kr-h1 stabilizes ant social role (IMAGE) Cell Press Caption Illustration showing how transcriptional repressor Kr-h1 stabilizes caste identity by suppressing inappropriate social behaviors. Credit Illustration by Roberto Bonasio based on photography by Brigitte Baella and Karl Glastad Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA 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.