title: Is there evidence for transfer of materials from the killer cell to the target requisite for target cell lysis?
mesh_terms: D000818:Animals; D003602:Cytotoxicity, Immunologic; D006801:Humans; D007694:Killer Cells, Natural / Q000502:physiology*; D051379:Mice; D013602:T-Lymphocytes, Cytotoxic / Q000502:physiology