1. Abo T, Cooper MD, Balch CM (1982) Characterization of HNK-1+ (Leu 7) human lymphocytes. Two distinct phenotypes of human NK cells with different cytotoxic capability. J Immunol 129 (4): 1752?1757
2. Abo T, Miller CA, Gartland GL, Balch CM (1983) Differentiation of human natural killer cells in lymphoid tissues from fetal to adult life. J Exp Med 157: 273?284
3. Bishop GA, Schwartz SA (1982) Enhancement of human natural killer cells by interferon requires RNA and protein synthesis. Clin Immunol Immunopathol 25: 374?385
4. Carpen O, Virtranen I, Saksela E (1982) Ultrastructure of human natural killer cells: nature of the cytolytic contacts in relation to cellular secretion. J Immunol 128: 2691?2697
5. Dean RT, Virelizier JL (1983) Interferon as a macrophage activating factor: I. Enhancement of cytotoxicity by fresh and matured human monocytes in the absence of other soluble signals. Clin Exp Immunol 51: 501?510