Tissue Stained for Cells Containing CD4 Receptors (image) University of North Carolina Health Care Share Print E-Mail Caption Vaginal tissue stained for cells containing CD4 receptors, which are susceptible to HIV infection. A new study shows that antiretroviral drug concentrations vary widely across different types of tissue. This has important implications for the use of ARVs for the prevention of HIV transmission. Credit Source: Kashuba Laboratory, UNC Eshelman School of Pharmacy Usage Restrictions None 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.