Insulin mRNA in ant brains (IMAGE) New York University Caption In situ hybridization of the brain tissue of ants reveals increased insulin mRNA in the brains of pseudoqueens (right) versus workers (left). Credit Giacomo Mancini/NYU Usage Restrictions Use with credit 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.