Photographic Moment

HIV-Infected and Uninfected Immune Cells Interact

model of different colored immune cells that are intertwined

CREDIT: DONALD BLISS, NLM; SRIRAM SUBRAMANIAM, NCI

Three-dimensional structure of HIV infected (blue, green) and uninfected (brown, purple) T cells interacting. One cell (brown) has wrapped an extension around its uninfected neighbor (purple) to reach an infected cell (blue). Data from focused ion beam scanning electron microscopy.