Novel strategies to overcome tumor immunotherapy resistance using CAR NK cells

While immunotherapy faces obstacles, the emergence of chimeric antigen receptor (CAR) engineered natural killer (NK) cells is paving new ways and might become a preferred option over CAR T cells very soon. CAR NK introduce diverse cytotoxic mechanisms offering novel strategies to combat tumor immuno...

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Bibliographic Details
Main Authors: Jun-Hui Guo, Ali Afzal, Sadia Ahmad, Ghazala Saeed, Amna Rehman, Umair Ali Khan Saddozai, Lei Liu, Shi-Hao Guo, Xin-Ying Ji, Muhammad Babar Khawar
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-05-01
Series:Frontiers in Immunology
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Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2025.1550652/full
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Summary:While immunotherapy faces obstacles, the emergence of chimeric antigen receptor (CAR) engineered natural killer (NK) cells is paving new ways and might become a preferred option over CAR T cells very soon. CAR NK introduce diverse cytotoxic mechanisms offering novel strategies to combat tumor immunotherapy resistance. Concurrently, improvements in NK cell homing and gene-edited CAR NK cell therapy offer promising avenues for overcoming challenges in cancer immunotherapy. Our review addresses resistance mechanisms and engineering strategies to enhance CAR NK cell functionality by improving NK cell homing and migration to tumor sites, emphasizing insights from preclinical and clinical studies.
ISSN:1664-3224