CART Cell Toxicities: New Insight into Mechanisms and Management

T cells genetically engineered with chimeric antigen receptors (CART) have become a potent class of cancer immunotherapeutics. Numerous clinical trials of CART cells have revealed remarkable remission rates in patients with relapsed or refractory hematologic malignancies. Despite recent clinical suc...

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Main Authors: Anas Zahid, Elizabeth L. Siegler, Saad S. Kenderian
Format: Article
Language:English
Published: SAABRON PRESS 2020-11-01
Series:Clinical Hematology International
Subjects:
Online Access:https://www.atlantis-press.com/article/125946348/view
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author Anas Zahid
Elizabeth L. Siegler
Saad S. Kenderian
author_facet Anas Zahid
Elizabeth L. Siegler
Saad S. Kenderian
author_sort Anas Zahid
collection DOAJ
description T cells genetically engineered with chimeric antigen receptors (CART) have become a potent class of cancer immunotherapeutics. Numerous clinical trials of CART cells have revealed remarkable remission rates in patients with relapsed or refractory hematologic malignancies. Despite recent clinical success, CART cell therapy has also led to significant morbidity and occasional mortality from associated toxicities. Cytokine release syndrome (CRS) and Immune effector cell-associated neurotoxicity syndrome (ICANS) present barriers to the extensive use of CART cell therapy in the clinic. CRS can lead to fever, hypoxia, hypotension, coagulopathies, and multiorgan failure, and ICANS can result in cognitive dysfunction, seizures, and cerebral edema. The mechanisms of CRS and ICANS are becoming clearer, but many aspects remain unknown. Disease type and burden, peak serum CART cell levels, CART cell dose, CAR structure, elevated pro-inflammatory cytokines, and activated myeloid and endothelial cells all contribute to CART cell toxicity. Current guidelines for the management of toxicities associated with CART cell therapy vary between clinics, but are typically comprised of supportive care and treatment with corticosteroids or tocilizumab, depending on the severity of the symptoms. Acquiring a deeper understanding of CART cell toxicities and developing new management and prevention strategies are ongoing. In this review, we present findings in the mechanisms and management of CART cell toxicities.
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spelling doaj.art-ac80b00c5bbb4b24b328a80995121ea82024-04-02T03:18:49ZengSAABRON PRESSClinical Hematology International2590-00482020-11-012410.2991/chi.k.201108.001CART Cell Toxicities: New Insight into Mechanisms and ManagementAnas ZahidElizabeth L. SieglerSaad S. KenderianT cells genetically engineered with chimeric antigen receptors (CART) have become a potent class of cancer immunotherapeutics. Numerous clinical trials of CART cells have revealed remarkable remission rates in patients with relapsed or refractory hematologic malignancies. Despite recent clinical success, CART cell therapy has also led to significant morbidity and occasional mortality from associated toxicities. Cytokine release syndrome (CRS) and Immune effector cell-associated neurotoxicity syndrome (ICANS) present barriers to the extensive use of CART cell therapy in the clinic. CRS can lead to fever, hypoxia, hypotension, coagulopathies, and multiorgan failure, and ICANS can result in cognitive dysfunction, seizures, and cerebral edema. The mechanisms of CRS and ICANS are becoming clearer, but many aspects remain unknown. Disease type and burden, peak serum CART cell levels, CART cell dose, CAR structure, elevated pro-inflammatory cytokines, and activated myeloid and endothelial cells all contribute to CART cell toxicity. Current guidelines for the management of toxicities associated with CART cell therapy vary between clinics, but are typically comprised of supportive care and treatment with corticosteroids or tocilizumab, depending on the severity of the symptoms. Acquiring a deeper understanding of CART cell toxicities and developing new management and prevention strategies are ongoing. In this review, we present findings in the mechanisms and management of CART cell toxicities.https://www.atlantis-press.com/article/125946348/viewCART cell therapyImmunotherapyCytokine release syndrome (CRS)Neurotoxicity
spellingShingle Anas Zahid
Elizabeth L. Siegler
Saad S. Kenderian
CART Cell Toxicities: New Insight into Mechanisms and Management
Clinical Hematology International
CART cell therapy
Immunotherapy
Cytokine release syndrome (CRS)
Neurotoxicity
title CART Cell Toxicities: New Insight into Mechanisms and Management
title_full CART Cell Toxicities: New Insight into Mechanisms and Management
title_fullStr CART Cell Toxicities: New Insight into Mechanisms and Management
title_full_unstemmed CART Cell Toxicities: New Insight into Mechanisms and Management
title_short CART Cell Toxicities: New Insight into Mechanisms and Management
title_sort cart cell toxicities new insight into mechanisms and management
topic CART cell therapy
Immunotherapy
Cytokine release syndrome (CRS)
Neurotoxicity
url https://www.atlantis-press.com/article/125946348/view
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