Published August 11, 2011, 12:00 AM

Microscopic T-cells


This microscopy image provided by Dr. Carl June on Wednesday shows immune system T-cells, center, binding to beads which cause the cells to divide. The beads, depicted in yellow, are later removed, leaving pure T-cells which are then ready for infusion to the cancer patients. Scientists are reporting the first clear success with gene therapy to treat leukemia, using the patients' own blood cells to hunt down and wipe out their cancer.
Read the article: Scientists wipe out leukemia in 2 patients with blood cells that hunt cancer