Cuello and Cortes (IMAGE) Texas Tech University Health Sciences Center Caption Through their research, Cuello, along with D. Marien Cortes, determined how to gain unprecedented knowledge and control over potassium channels. Credit TTUHSC Usage Restrictions credit TTUHSC License Licensed 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.