Evidence map›Paper›PMID 40514550›Full record

ArticleNature chemical biology2025

Polyvalent folate receptor-targeting chimeras for degradation of membrane proteins.

Dian Xiao, Jingwen Dong, Fei Xie, Xun Feng, Jianfeng Wang, Xin Xu, Borui Tang, Cuicui Sun, Yuting Wang, Wu Zhong and 3 more

Erratum issuedAbstract read
PubMed Publisher
In one paragraph

Article in Nature chemical biology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing 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

23 citing papers in PubMed.

  1. Review
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  4. Targeted extracellular degradation of LRP8 promotes ferroptosis in cancer cells.Proceedings of the National Academy of Sciences of the United States of America · 2026
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  6. Review
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  17. Dynamic reprogramming of the tumor immune network via multicycle checkpoint degradation for cancer immunotherapy.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  18. Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

13 authors.

Dian Xiao *National Engineering Research Center for the Emergency Drug, Beijing Institute of Pharmacology and Toxicology, Beijing, China.ORCID http://orcid.org/0000-0002-6610-0456
Jingwen Dong *Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.
Fei Xie *National Engineering Research Center for the Emergency Drug, Beijing Institute of Pharmacology and Toxicology, Beijing, China.ORCID http://orcid.org/0000-0001-9879-6665
Xun Feng *National Engineering Research Center for the Emergency Drug, Beijing Institute of Pharmacology and Toxicology, Beijing, China.ORCID http://orcid.org/0009-0009-8956-7372
Jianfeng WangNational Engineering Research Center for the Emergency Drug, Beijing Institute of Pharmacology and Toxicology, Beijing, China.
Xin XuNational Engineering Research Center for the Emergency Drug, Beijing Institute of Pharmacology and Toxicology, Beijing, China.
Borui TangInstitute of Medicinal Biotechnology, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.
Cuicui SunInstitute of Medicinal Biotechnology, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.
Yuting WangInstitute of Medicinal Biotechnology, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.
Wu ZhongNational Engineering Research Center for the Emergency Drug, Beijing Institute of Pharmacology and Toxicology, Beijing, China. zhongwu@bmi.ac.cn.ORCID http://orcid.org/0000-0002-0536-620X
Hongbin DengInstitute of Medicinal Biotechnology, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China. hdeng@imb.pumc.edu.cn.ORCID http://orcid.org/0000-0002-4398-8819
Xinbo ZhouNational Engineering Research Center for the Emergency Drug, Beijing Institute of Pharmacology and Toxicology, Beijing, China. zhouxinbo@bmi.ac.cn.ORCID http://orcid.org/0000-0001-8552-7757
Song LiNational Engineering Research Center for the Emergency Drug, Beijing Institute of Pharmacology and Toxicology, Beijing, China.

Funding

Beijing Nova Program 20220484116National Natural Science Foundation of China (National Science Foundation of China) 81973366National Natural Science Foundation of China (National Science Foundation of China) 82273854National Natural Science Foundation of China (National Science Foundation of China) 82273960National Natural Science Foundation of China (National Science Foundation of China) 82373777
6 · The paper itself

Abstract

Lysosome-targeting chimeras (LYTACs) represent a revolutionary targeted protein degradation technology. However, the advancement of LYTACs faces substantial challenges due to the limited diversity of lysosome-trafficking receptors. In this study, we identified folate receptor α (FRα) as a new class of lysosome-trafficking receptors capable of facilitating the degradation of membrane proteins. Leveraging a polyvalent crosslinking strategy, we developed FRα-targeting chimeras (FRTACs), including epidermal growth factor receptor-targeting FR-Ctx and PD-L1-targeting FR-Atz. The optimized FRTACs demonstrated subnanomolar potency in eliminating cell-surface targets, with efficacy dependent on both FRα expression and lysosomal activity. Specifically, FR-Ctx inhibited cancer cell proliferation, while FR-Atz enhanced T cell-mediated cytotoxicity against tumor cells. FR-Atz exhibited robust PD-L1 degradation efficiency in vivo and elicited tumor-specific immune responses by reprogramming the tumor microenvironment from an immunosuppressive to an immunostimulatory state in both RM-1 and humanized B16F10 mouse models. These findings establish FRTACs as a promising platform for the design of tumor-targeting LYTACs.

Indexed as

Folate Receptor 1Membrane ProteinsAnimalsB7-H1 AntigenCell Line, TumorCell ProliferationHumansLysosomesMiceMice, Inbred C57BLProteolysisTumor MicroenvironmentB7-H1 AntigenFolate Receptor 1Membrane Proteins

Identifiers

What OpenQuestion holds

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Registered trials

None linked

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.