Thirty days after primary infection with gp100-vv, we isolated pmel-1 T cells overexpressing Lmo4-Thy1.1 or Thy1.1 and transferred them in equal numbers into new wild-type hosts together with a type 2 adenovirus encoding gp100 (gp100-Adv) (Fig. 2a). Here, LMO4 is linked to infection.