Which of the following cell does not have cytotoxic activity -: (A) NK cells, (B) Cytotoxic T-cells, (C) Helper T-cells, (D) Antibody dependent cells
Answer is C. Ans. is 'c' i.e., Helper T-cells Cytotoxicity of different cells* Natural killer cellsNot antibody dependentNot MHC restricted* Cytotoxic T-cellsClass I MHC restrictedNot antibody dependent* Antibody dependent cytotoxic T-cells (ADCC) (a type of null cell)Antibody dependentNot MHC restricted