Killer cells (3) Cells (3) Receptors (3) spectacle (2) Toleration (2) Molecules (2) Ligands (2) Expression (2) Cell physiology (2) Ability (2) tolérance (2) puits (1) perte (1) germe (1) firme (1) famille (1) environnement (1) ligne (1) mosaïque (1) règlement (1) Development (1) Article (1) Adaptation (1) T cells (1) Nature and nurture (1) Pathogenic microorganisms (1) Mice (1) Lymphocyte transformation (1) Inhibition (1) Grammar, Comparative and general--Article (1)