STAR2 Expands the Number of Regulatory T Cells (image) Rockefeller University Press Share Print E-Mail Caption Fluorescence microscopy of mouse lymph nodes reveals that treatment with STAR2 (right) increases the number of regulatory T cells, which express a protein called Foxp3 (red). Credit Chopra et al., 2016 Usage Restrictions Reporters may freely use these materials in news coverage with the appropriate credit information. 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.