NCAM1 and neoplasm: In response to stimulation with Vγ9Vδ2 T cell pAgs, these CD56+ effector Vγ9Vδ2 T cells upregulated surface expression of lysosomal-associated membrane protein 1 (LAMP-1, also known as CD107a) and exhibited strong cytotoxicity against MOLT-4 tumour cells in vitro.