Morgan Ayers, 6, zips by on a merry-go-round during the York County Fair in 2006. This may be the last year for the annual event.
Morgan Ayers, 6, zips by on a merry-go-round during the York County Fair in 2006. This may be the last year for the annual event.
Morgan Ayers, 6, zips by on a merry-go-round during the York County Fair in 2006. This may be the last year for the annual event.

MEMORIES-GO-ROUND

October 18, 2007 1:00 AM

More Videos

  • First treatment that genetically modifies patients’ cells to destroy cancer approved by FDA

    T-cells are one of immune system’s key soldiers, targeting infected or abnormal cells but cancer can block those defenses Now scientists are genetically modifying patients own cells to make them smarter and tougher at seeking out and destroying cancer. One version is called CAR-T cell therapy, T-cells customized to zero in on a patients specific kind of cancer.