Evidence map›Paper›PMID 38734897›Full record

ArticleMolecular therapy : the journal of the American Society of Gene Therapy2024

BCKDK modification enhances the anticancer efficacy of CAR-T cells by reprogramming branched chain amino acid metabolism.

Quanjun Yang, Xinting Zhu, Ping Huang, Chunyan Li, Leng Han, Yonglong Han, Run Gan, Bo Xin, Yixing Tu, Shumin Zhou and 6 more

Abstract read
In one paragraph

Article in Molecular therapy : the journal of the American Society of Gene Therapy, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
–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

19 citing papers in PubMed.

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  10. Methionine regulates antitumor function of CD8bioRxiv : the preprint server for biology · 2025
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  19. The significant role of amino acid metabolic reprogramming in cancer.Cell communication and signaling : CCS · 2024
    Review
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

16 authors.

Quanjun YangDepartment of Pharmacy, Shanghai Sixth People's Hospital Affiliated Shanghai Jiao Tong University School of Medicine, Shanghai 200233, China.
Xinting ZhuDepartment of Pharmacy, Shanghai Sixth People's Hospital Affiliated Shanghai Jiao Tong University School of Medicine, Shanghai 200233, China.
Ping HuangCenter for Chemical Glycobiology, Frontiers Science Center for Transformative Molecules, School of Chemistry and Chemical Engineering, Zhangjiang Institute for Advanced Study, Shanghai Jiao Tong University, Shanghai 200240, China.
Chunyan LiShanghai Key Laboratory of Sleep Disordered Breathing, Department of Otolaryngology-Head and Neck Surgery, Otolaryngology Institute of Shanghai JiaoTong University, Shanghai Sixth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine, Shanghai 200233, China.
Leng HanDepartment of Pharmacy, Shanghai Sixth People's Hospital Affiliated Shanghai Jiao Tong University School of Medicine, Shanghai 200233, China.
Yonglong HanDepartment of Pharmacy, Shanghai Sixth People's Hospital Affiliated Shanghai Jiao Tong University School of Medicine, Shanghai 200233, China.
Run GanDepartment of Pharmacy, Shanghai Sixth People's Hospital Affiliated Shanghai Jiao Tong University School of Medicine, Shanghai 200233, China.
Bo XinDepartment of Pharmacy, Shanghai Sixth People's Hospital Affiliated Shanghai Jiao Tong University School of Medicine, Shanghai 200233, China.
Yixing TuDepartment of Pharmacy, Shanghai Sixth People's Hospital Affiliated Shanghai Jiao Tong University School of Medicine, Shanghai 200233, China.
Shumin ZhouInstitution of Microsurgery on Extremities, Shanghai Sixth People's Hospital Affiliated Shanghai Jiao Tong University School of Medicine, Shanghai 200233, China.
Ting YuanDepartment of Bone Oncology, Shanghai Sixth People's Hospital Affiliated Shanghai Jiao Tong University School of Medicine, Shanghai, 200233, China.
Juan HaoDepartment of Endocrinology, Shanghai Traditional Chinese Medicine-Integrated Hospital, Shanghai University of Traditional Chinese Medicine, 230 Baoding Road, Shanghai 200082, China.
Chunqiong LiChinese Institute for Brain Research, Beijing 102206, China.
Li ZhangChinese Institute for Brain Research, Beijing 102206, China.
Lei ShiDepartment of Oncology, Renmin Hospital of Wuhan University, Jiefang Road 238, Wuhan 430060, China. Electronic address: rm001276@whu.edu.cn.
Cheng GuoDepartment of Pharmacy, Shanghai Sixth People's Hospital Affiliated Shanghai Jiao Tong University School of Medicine, Shanghai 200233, China. Electronic address: guopharm@126.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Altered branched chain amino acids (BCAAs), including leucine, isoleucine, and valine, are frequently observed in patients with advanced cancer. We evaluated the efficacy of chimeric antigen receptor (CAR) T cell-mediated cancer cell lysis potential in the immune microenvironment of BCAA supplementation and deletion. BCAA supplementation increased cancer cell killing percentage, while accelerating BCAA catabolism and decreasing BCAA transporter decreased cancer cell lysis efficacy. We thus designed BCKDK engineering CAR T cells for the reprogramming of BCAA metabolism in the tumor microenvironment based on the genotype and phenotype modification. BCKDK overexpression (OE) in CAR-T cells significantly improved cancer cell lysis, while BCKDK knockout (KO) resulted in inferior lysis potential. In an in vivo experiment, BCKDK-OE CAR-T cell treatment significantly prolonged the survival of mice bearing NALM6-GL cancer cells, with the differentiation of central memory cells and an increasing proportion of CAR-T cells in the peripheral circulation. BCKDK-KO CAR-T cell treatment resulted in shorter survival and a decreasing percentage of CAR-T cells in the peripheral circulation. In conclusion, BCKDK-engineered CAR-T cells exert a distinct phenotype for superior anticancer efficiency.

Indexed as

Amino Acids, Branched-ChainImmunotherapy, AdoptiveReceptors, Chimeric AntigenTumor MicroenvironmentAnimalsCell Line, TumorDisease Models, AnimalHumansMiceNeoplasmsT-LymphocytesXenograft Model Antitumor AssaysAmino Acids, Branched-ChainReceptors, Chimeric AntigenBCKDKbranched chain amino acidscancer metabolismcancer microenvironmentchimeric antigen receptorimmunotherapy

Identifiers

PMID38734897
PMCPMC11403223

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Registered trials

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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.