Fig. 4.
KSHV+ cells are present in various mouse organs after iv injections of KSHV+ cells. (A) Mouse kidney with rare vIL-6+ (BCP-1) cells infiltrating parenchyma. (B) KSHV vIL6+ BCP-1 cells in retroperitoneal fat. (C) Mouse thymus showing numerous small mouse lymphocytes with a small population of larger BCP-1 cell infiltrate, one stained positive for vIL-6.