Researcher Dr. Susan Harbison, NIH/National Heart, Lung and Blood Institute (image) NIH/National Heart, Lung and Blood Institute Share Print E-Mail Caption NHLBI researcher Dr. Susan Harbison displays a device used to record sleep and activity in fruit flies. Credit Yazmin Serrano Negron, NHLBI. Usage Restrictions None Share Print E-Mail 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.