pbls and tals cultured in vitro for 3-5 days in the presence of interleukin-2 ( il-2 , supernatant of the mla 144 gibbon cell line , or human recombinant il-2 ) expressed higher levels of cytotoxicity as compared to cells cultured in medium alone , against natural killer ( nk ) -susceptible ( k562 ) or nk-resistant targets ( daudi and the human ovarian carcinoma cell line sw626 ) .
C0086418
human
C0021756
il-2