BCL2 mutations correlate with transformation risk and disease-specific death in FL. (A) Kaplan-Meier plots showing impact of BCL2 mutations on overall survival in FL discovery cohort. (B-C) Kaplan-Meier plots showing impact of BCL2 mutations (B) or AID expression (C) on transformation risk in FL validation cohort. (D) Kaplan-Meier plots showing impact of BCL2 nonsynonymous mutations on TTT in FL validation cohort. (E) Kaplan-Meier plots showing impact of BCL2 mutations on death due to lymphoma in FL validation cohort.