FOXP3 Protein (IMAGE) McGill University Health Centre Caption The image shows the FOXP3 protein (in yellow) in the nucleus of an activated human T lymphocyte from peripheral blood. Technique used: Confocal microscopy-flow cytometer Credit Ciriaco Piccirillo, Research Institute of the McGill University Health Centre Usage Restrictions Credit the author 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.