- Heterogeneous expression of interleukin-18 and its receptor in B-cell lymphoproliferative disorders deriving from naive, germinal center, and memory B lymphocytes. Airoldi, I., Raffaghello, L., Cocco, C., Guglielmino, R., Roncella, S., Fedeli, F., Gambini, C., Pistoia, V. Clin. Cancer Res. (2004)