Erratum for vol. 97, p. 1765

In the article entitled “Defective development of NK1.1⁺ T-cell antigen receptor αβ⁺ cells in zeta-associated protein 70 null mice with an accumulation of NK1.1⁺CD3⁻ NK-like cells in the thymus,” which appeared in the March 15, 2001, issue of Blood(97:1765-1775), in Figure 10 the thymocytes should have been described as NK1.1⁺ TCRαβ⁻ thymocytes.