MHC-I in Uninfected and Infected Cells (IMAGE) Michigan Medicine - University of Michigan Caption At left, a normal, uninfected cell with green-stained MHC-I protein on the cell surface. At right, an HIV infected cell -- most of the MHC-I builds up inside, keeping the cell from telling the immune system that it harbors a virus. Credit Kathleen Collins, University of Michigan 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.