Comparison of immunologically multifunctional defects among C.B-17-

scid, NOD/Shi-scid, and NOD/LtSz-scid mice. (A) NK cell activity of poly I:C–stimulated spleen cells from 3 strains of mice. (B) IL-1 production of IFN-γ–stimulated bone marrow cells from 3 strains of mice. (C) Complement-dependent hemolytic activity in the sera from 3 strains of mice.