NF-κB in Hematological Malignancies

NF-κB (Nuclear Factor Κ-light-chain-enhancer of activated B cells) transcription factors are critical regulators of immunity, stress response, apoptosis, and differentiation. Molecular defects promoting the constitutive activation of canonical and non-canonical NF-κB signaling pathways contribute to...

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Main Authors: Véronique Imbert, Jean-François Peyron
Format: Article
Language:English
Published: MDPI AG 2017-05-01
Series:Biomedicines
Subjects:
Online Access:http://www.mdpi.com/2227-9059/5/2/27
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author Véronique Imbert
Jean-François Peyron
author_facet Véronique Imbert
Jean-François Peyron
author_sort Véronique Imbert
collection DOAJ
description NF-κB (Nuclear Factor Κ-light-chain-enhancer of activated B cells) transcription factors are critical regulators of immunity, stress response, apoptosis, and differentiation. Molecular defects promoting the constitutive activation of canonical and non-canonical NF-κB signaling pathways contribute to many diseases, including cancer, diabetes, chronic inflammation, and autoimmunity. In the present review, we focus our attention on the mechanisms of NF-κB deregulation in hematological malignancies. Key positive regulators of NF-κB signaling can act as oncogenes that are often prone to chromosomal translocation, amplifications, or activating mutations. Negative regulators of NF-κB have tumor suppressor functions, and are frequently inactivated either by genomic deletions or point mutations. NF-κB activation in tumoral cells is also driven by the microenvironment or chronic signaling that does not rely on genetic alterations.
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spelling doaj.art-cc29d2b7aca74ff089cb028ba5d5ee7f2022-12-22T03:38:08ZengMDPI AGBiomedicines2227-90592017-05-01522710.3390/biomedicines5020027biomedicines5020027NF-κB in Hematological MalignanciesVéronique Imbert0Jean-François Peyron1Centre Méditerranéen de Médecine Moléculaire, INSERM U1065, Université Côte d’Azur, 06204 Nice, FranceCentre Méditerranéen de Médecine Moléculaire, INSERM U1065, Université Côte d’Azur, 06204 Nice, FranceNF-κB (Nuclear Factor Κ-light-chain-enhancer of activated B cells) transcription factors are critical regulators of immunity, stress response, apoptosis, and differentiation. Molecular defects promoting the constitutive activation of canonical and non-canonical NF-κB signaling pathways contribute to many diseases, including cancer, diabetes, chronic inflammation, and autoimmunity. In the present review, we focus our attention on the mechanisms of NF-κB deregulation in hematological malignancies. Key positive regulators of NF-κB signaling can act as oncogenes that are often prone to chromosomal translocation, amplifications, or activating mutations. Negative regulators of NF-κB have tumor suppressor functions, and are frequently inactivated either by genomic deletions or point mutations. NF-κB activation in tumoral cells is also driven by the microenvironment or chronic signaling that does not rely on genetic alterations.http://www.mdpi.com/2227-9059/5/2/27NF-κBleukemialymphoma
spellingShingle Véronique Imbert
Jean-François Peyron
NF-κB in Hematological Malignancies
Biomedicines
NF-κB
leukemia
lymphoma
title NF-κB in Hematological Malignancies
title_full NF-κB in Hematological Malignancies
title_fullStr NF-κB in Hematological Malignancies
title_full_unstemmed NF-κB in Hematological Malignancies
title_short NF-κB in Hematological Malignancies
title_sort nf κb in hematological malignancies
topic NF-κB
leukemia
lymphoma
url http://www.mdpi.com/2227-9059/5/2/27
work_keys_str_mv AT veroniqueimbert nfkbinhematologicalmalignancies
AT jeanfrancoispeyron nfkbinhematologicalmalignancies