Nanotubes Linking two Macrophages (IMAGE) CNRS Caption Nanotubes linking two macrophages in humans infected with HIV-1 in a TB-associated micro-environment. Credit Shanti Souriant & Renaud Poincloux, IPBS, CNRS/Université Toulouse III-Paul Sabatier 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.