Tatrai Kitti working with the samples (IMAGE) Eötvös Loránd University Caption Sequencing the RNA molecules in a biological sample is a powerful tool to explore genetic regulatory mechanisms. We used this technique to investigate the neural aging of dogs. Credit Photo: Eniko Kubinyi Usage Restrictions Credit must be given 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.