Treg Cells Boost Neuroregeneration (IMAGE) University of Pittsburgh Caption These images show how regulatory T cells (Treg cells) boost the ability of microglia cells to promote the regeneration of the brain's white matter (right), compared to a sample not treated with Treg cells (left). Credit Xiaoming Hu/University of Pittsburgh Usage Restrictions None 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.