Evidence map›Paper›PMID 36532006›Full record

ArticleFrontiers in immunology2022

Simultaneous editing of TCR, HLA-I/II and HLA-E resulted in enhanced universal CAR-T resistance to allo-rejection.

Wuling Li, Xiuxiu Zhu, Yanmin Xu, Jun Chen, Hongtao Zhang, Zhi Yang, Yanan Qi, Juan Hong, Yunyan Li, Guixue Wang and 2 more

Abstract read
In one paragraph

Article in Frontiers in immunology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

30 citing papers in PubMed, 1 synthesis or guideline pooled it.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors.

Wuling LiKey Laboratory for Biorheological Science and Technology of Ministry of Education, College of Bioengineering, Chongqing University, Chongqing, China.
Xiuxiu ZhuKey Laboratory for Biorheological Science and Technology of Ministry of Education, College of Bioengineering, Chongqing University, Chongqing, China.
Yanmin XuChongqing Key Laboratory of Gene and Cell Therapy, Institute of Precision Medicine and Biotechnology, Chongqing Precision Biotech Co., Ltd., Chongqing, China.
Jun ChenChongqing Key Laboratory of Gene and Cell Therapy, Institute of Precision Medicine and Biotechnology, Chongqing Precision Biotech Co., Ltd., Chongqing, China.
Hongtao ZhangChongqing Key Laboratory of Gene and Cell Therapy, Institute of Precision Medicine and Biotechnology, Chongqing Precision Biotech Co., Ltd., Chongqing, China.
Zhi YangChongqing Key Laboratory of Gene and Cell Therapy, Institute of Precision Medicine and Biotechnology, Chongqing Precision Biotech Co., Ltd., Chongqing, China.
Yanan QiChongqing Key Laboratory of Gene and Cell Therapy, Institute of Precision Medicine and Biotechnology, Chongqing Precision Biotech Co., Ltd., Chongqing, China.
Juan HongChongqing Key Laboratory of Gene and Cell Therapy, Institute of Precision Medicine and Biotechnology, Chongqing Precision Biotech Co., Ltd., Chongqing, China.
Yunyan LiChongqing Key Laboratory of Gene and Cell Therapy, Institute of Precision Medicine and Biotechnology, Chongqing Precision Biotech Co., Ltd., Chongqing, China.
Guixue WangKey Laboratory for Biorheological Science and Technology of Ministry of Education, College of Bioengineering, Chongqing University, Chongqing, China.
Junjie ShenChongqing Key Laboratory of Gene and Cell Therapy, Institute of Precision Medicine and Biotechnology, Chongqing Precision Biotech Co., Ltd., Chongqing, China.
Cheng QianKey Laboratory for Biorheological Science and Technology of Ministry of Education, College of Bioengineering, Chongqing University, Chongqing, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: The major challenge for universal chimeric antigen receptor T cell (UCAR-T) therapy is the inability to persist for a long time in patients leading to inferior efficacy clinically. The objective of this study was to design a novel UCAR-T cell that could avoid the occurrence of allo-rejection and provide effective resistance to allogeneic Natural Killer (NK) cell rejection, together with the validation of its safety and efficacy Methods: We prepared T-cell receptor (TCR), Human leukocyte antigen (HLA)-I/II triple-edited (TUCAR-T) cells and evaluated the anti-tumor efficacy ex vivo and in vivo. We measured the resistance of exogenous HLA-E expressing TUCAR-T (ETUCAR-T) to NK rejection by using an enhanced NK. Furthermore, we established the safety and efficacy of this regimen by treating Nalm6 tumor-bearing mice with a repeated high-dose infusion of ETUCAR-T. Moreover, we analyzed the effects of individual gene deficiency CAR-T on treated mice and the changes in the transcriptional profiles of different gene-edited T cells Results: Data showed that HLA-II editing didn't impair the anti-tumor efficacy of TUCAR-T ex vivo and in vivo and we found for the first time that HLA-II deficiency could facilitate the persistence of CAR-T. Contrastively, as the most commonly eliminated target in UCAR-T, TCR deficiency was found to be a key disadvantageous factor for the shorter-term anti-tumor efficacy Discussion: Our research provided a potential and effective strategy for promoting the persistence of UCAR-T cells in clinical application. And it reveals the potential key factors of the poor persistence of UCAR-T along with new insights for future development.

Indexed as

NeoplasmsReceptors, Chimeric AntigenAnimalsHistocompatibility Antigens Class IHistocompatibility Antigens Class IIHLA AntigensHLA-E AntigensHumansMiceReceptors, Antigen, T-CellHistocompatibility Antigens Class IHistocompatibility Antigens Class IIHLA AntigensHLA-E AntigensReceptors, Antigen, T-CellReceptors, Chimeric AntigenCRISPR/Cas9ETUCAR-THLA-Enatural killer celluniversal CAR

Identifiers

PMID36532006
PMCPMC9757162

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.