In the article by Falini and Mason entitled “Proteins encoded by genes involved in chromosomal alterations in lymphoma and leukemia: clinical value of their detection by immunocytochemistry,” which appeared in the January 15, 2002, issue of Blood (Volume 99:409-426), the support note should have acknowledged support to B.F. by MURST (Ministero dell' Universitá e della Ricerca Scientifica e Tecnologica).