leukemic cells from ten patients with `` '' nonsecretory , '' '' b-type chronic lymphocytic leukemia ( cll ) were cultured alone or in the presence of epstein-barr virus ( ebv ) or a phorbol ester ( 12-0-tetradecanoylphorbol-13-acetate ; tpa ) for 7 days .
C0031586
a phorbol est
C0039654
0-tetradecanoylphorb