NKp46 is the major triggering receptor involved in the natural cytotoxicity of fresh or cultured human NK cells. Correlation between surface density of NKp46 and natural cytotoxicity against autologous, allogeneic or xenogeneic target cells. - Sivori,S.; Pende,D.; Bottino,C.; Marcenaro,E.; Pessino,A.; Biassoni,R.; Moretta,L.; Moretta,A. (Eur J Immunol, 1999)