Novel Agents in Chronic Lymphocytic Leukemia: New Combination Therapies and Strategies to Overcome Resistance

The approval of Bruton’s tyrosine kinase (BTK) inhibitors such as ibrutinib and acalabrutinib and the Bcl-2 inhibitor venetoclax have revolutionized the treatment of chronic lymphocytic leukemia (CLL). While these novel agents alone or in combination induce long lasting and deep remissions in most p...

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Main Authors: Moritz Fürstenau, Barbara Eichhorst
Format: Article
Language:English
Published: MDPI AG 2021-03-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/13/6/1336
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author Moritz Fürstenau
Barbara Eichhorst
author_facet Moritz Fürstenau
Barbara Eichhorst
author_sort Moritz Fürstenau
collection DOAJ
description The approval of Bruton’s tyrosine kinase (BTK) inhibitors such as ibrutinib and acalabrutinib and the Bcl-2 inhibitor venetoclax have revolutionized the treatment of chronic lymphocytic leukemia (CLL). While these novel agents alone or in combination induce long lasting and deep remissions in most patients with CLL, their use may be associated with the development of clinical resistance. In this review, we elucidate the genetic basis of acquired resistance to BTK and Bcl-2 inhibition and present evidence on resistance mechanisms that are not linked to single genomic alterations affecting these target proteins. Strategies to prevent resistance to novel agents are discussed in this review with a special focus on new combination therapies.
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spelling doaj.art-5b1e3c13b89a41fcb71b4938a44305e72023-11-21T10:41:29ZengMDPI AGCancers2072-66942021-03-01136133610.3390/cancers13061336Novel Agents in Chronic Lymphocytic Leukemia: New Combination Therapies and Strategies to Overcome ResistanceMoritz Fürstenau0Barbara Eichhorst1German CLL Study Group, Center for Integrated Oncology Aachen Bonn Cologne Duesseldorf (CIO ABCD), Department I of Internal Medicine, University Hospital Cologne, University of Cologne, 50937 Cologne, GermanyGerman CLL Study Group, Center for Integrated Oncology Aachen Bonn Cologne Duesseldorf (CIO ABCD), Department I of Internal Medicine, University Hospital Cologne, University of Cologne, 50937 Cologne, GermanyThe approval of Bruton’s tyrosine kinase (BTK) inhibitors such as ibrutinib and acalabrutinib and the Bcl-2 inhibitor venetoclax have revolutionized the treatment of chronic lymphocytic leukemia (CLL). While these novel agents alone or in combination induce long lasting and deep remissions in most patients with CLL, their use may be associated with the development of clinical resistance. In this review, we elucidate the genetic basis of acquired resistance to BTK and Bcl-2 inhibition and present evidence on resistance mechanisms that are not linked to single genomic alterations affecting these target proteins. Strategies to prevent resistance to novel agents are discussed in this review with a special focus on new combination therapies.https://www.mdpi.com/2072-6694/13/6/1336chronic lymphocytic leukemiadrug resistancenovel agentscombination treatment
spellingShingle Moritz Fürstenau
Barbara Eichhorst
Novel Agents in Chronic Lymphocytic Leukemia: New Combination Therapies and Strategies to Overcome Resistance
Cancers
chronic lymphocytic leukemia
drug resistance
novel agents
combination treatment
title Novel Agents in Chronic Lymphocytic Leukemia: New Combination Therapies and Strategies to Overcome Resistance
title_full Novel Agents in Chronic Lymphocytic Leukemia: New Combination Therapies and Strategies to Overcome Resistance
title_fullStr Novel Agents in Chronic Lymphocytic Leukemia: New Combination Therapies and Strategies to Overcome Resistance
title_full_unstemmed Novel Agents in Chronic Lymphocytic Leukemia: New Combination Therapies and Strategies to Overcome Resistance
title_short Novel Agents in Chronic Lymphocytic Leukemia: New Combination Therapies and Strategies to Overcome Resistance
title_sort novel agents in chronic lymphocytic leukemia new combination therapies and strategies to overcome resistance
topic chronic lymphocytic leukemia
drug resistance
novel agents
combination treatment
url https://www.mdpi.com/2072-6694/13/6/1336
work_keys_str_mv AT moritzfurstenau novelagentsinchroniclymphocyticleukemianewcombinationtherapiesandstrategiestoovercomeresistance
AT barbaraeichhorst novelagentsinchroniclymphocyticleukemianewcombinationtherapiesandstrategiestoovercomeresistance