Spring-Shaped Protein Structure Senses Cholesterol in Cells (image) American Society for Biochemistry and Molecular Biology Share Print E-Mail Caption Researchers at the University of New South Wales have discovered that a spring-shaped protein structure senses cholesterol in cells. Credit Andrew J. Brown, University of New South Wales Usage Restrictions Any use must include attribution. 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.