In this issue of Cancer Cell, Parvin and colleagues identify the expression of LMO2 as a biomarker for DNA repair defects in lymphomas. Using isogenic cell lines and xenografts, the authors show that expression of LMO2 predicts sensitivity to PARP inhibition, especially in combination with genotoxic therapy.
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http://dx.doi.org/10.1016/j.ccell.2019.08.011 | DOI Listing |
Blood
December 2024
Department of Pathology, Institut Paoli-Calmettes, Centre de Recherche en Cancérologie de Marseille, Aix-Marseille University, Marseille, France.
A robust prognostic and biological classification for newly diagnosed follicular lymphoma (FL) using molecular profiling remains challenging. FL tumors from patients treated in the RELEVANCE trial with rituximab-chemotherapy (R-chemo) or rituximab-lenalidomide (R2) were analyzed using RNA sequencing, DNA sequencing, immunohistochemistry (IHC), and/or fluorescence in situ hybridization. Unsupervised gene clustering identified 2 gene expression signatures (GSs) enriched in normal memory (MEM) B cells and germinal center (GC) B-cell signals, respectively.
View Article and Find Full Text PDFAdv Exp Med Biol
July 2024
Department of Medicine, Division of Hematology/Oncology, University of Alabama at Birmingham Heersink School of Medicine, Birmingham, AL, USA.
HOXA9, an important transcription factor (TF) in hematopoiesis, is aberrantly expressed in numerous cases of both acute myeloid leukemia (AML) and acute lymphoblastic leukemia (ALL) and is a strong indicator of poor prognosis in patients. HOXA9 is a proto-oncogene which is both sufficient and necessary for leukemia transformation. HOXA9 expression in leukemia correlates with patient survival outcomes and response to therapy.
View Article and Find Full Text PDFLeukemia
June 2024
Medical Department II, Hematology and Oncology, University Hospital Schleswig-Holstein, Kiel, Germany.
In contrast to B-cell precursor acute lymphoblastic leukemia (ALL), molecular subgroups are less well defined in T-lineage ALL. Comprehensive studies on molecular T-ALL subgroups have been predominantly performed in pediatric ALL patients. Currently, molecular characteristics are rarely considered for risk stratification.
View Article and Find Full Text PDFAggressive large B-cell lymphomas (aLBCL) include a heterogeneous group of lymphomas with diverse biological features. One of the approaches to the diagnosis of aLBCL is based on the identification of MYC rearrangements (MYC-R), in addition to BCL2 and BCL6 rearrangements by genetic techniques, mainly fluorescent in situ hybridization (FISH). Because of the low incidence of MYC-R, the identification of useful immunohistochemistry markers to select cases for MYC FISH testing may be useful in daily practice.
View Article and Find Full Text PDFZhongguo Shi Yan Xue Ye Xue Za Zhi
June 2023
Center of Hematology, The First Affiliated Hospital of Nanchang University; 2Institute of Hematology, Academy of Clinical Medicine of Jiangxi Province;Nanchang 330006, Jiangxi Province, China.E-mail:
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