Evidence map›Paper›PMID 42099546›Full record

ArticleChemical science2026

An extrinsic enzyme-activatable fluorescent probe for high-contrast tumor imaging.

Yifang Guo, Yuwei Du, Liru Heng, Huimin Miao, Chen Chen, Qiang Zhang, Jiayi Wang, Yige Shan, Zhang Chen, Li Li

Abstract read
In one paragraph

Article in Chemical science, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
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

10 authors.

Yifang GuoSchool of Biomedical Engineering (Suzhou), Division of Life Sciences and Medicine, University of Science and Technology of China Hefei 230026 China.
Yuwei DuSchool of Biomedical Engineering (Suzhou), Division of Life Sciences and Medicine, University of Science and Technology of China Hefei 230026 China.
Liru HengDepartment of Biomaterials and Stem Cells, Suzhou Institute of Biomedical Engineering and Technology, Chinese Academy of Science (CAS) Suzhou 215163 China chenz@sibet.ac.cn lil@sibet.ac.cn.
Huimin MiaoSchool of Biomedical Engineering (Suzhou), Division of Life Sciences and Medicine, University of Science and Technology of China Hefei 230026 China.
Chen ChenDepartment of Biomaterials and Stem Cells, Suzhou Institute of Biomedical Engineering and Technology, Chinese Academy of Science (CAS) Suzhou 215163 China chenz@sibet.ac.cn lil@sibet.ac.cn.
Qiang ZhangDepartment of Biomaterials and Stem Cells, Suzhou Institute of Biomedical Engineering and Technology, Chinese Academy of Science (CAS) Suzhou 215163 China chenz@sibet.ac.cn lil@sibet.ac.cn.
Jiayi WangSchool of Pharmacy, Xuzhou Medical University Xuzhou 221004 China.
Yige ShanSchool of Pharmacy, Xuzhou Medical University Xuzhou 221004 China.
Zhang ChenDepartment of Biomaterials and Stem Cells, Suzhou Institute of Biomedical Engineering and Technology, Chinese Academy of Science (CAS) Suzhou 215163 China chenz@sibet.ac.cn lil@sibet.ac.cn.
Li LiSchool of Biomedical Engineering (Suzhou), Division of Life Sciences and Medicine, University of Science and Technology of China Hefei 230026 China.ORCID https://orcid.org/0000-0003-0141-2798

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Malignant tumors pose a major threat to human health, and the effectiveness of treatment largely depends on accurate early diagnosis and complete resection. Although fluorescence imaging offers high sensitivity and enables real-time visualization for intraoperative navigation, conventional fluorescent dyes are limited by photobleaching, poor targeting, and low signal-to-noise (S/N) ratios. These limitations result in false-negative or false-positive outcomes, thereby compromising the precision of surgery and the validity of subsequent treatment decisions. Herein, we developed a fluorescent probe, TMN-CPG, which is specifically activated by carboxypeptidase G2 (CPG2), an enzyme notable for prodrug activation in antibody-directed enzyme prodrug therapy (ADEPT). Upon CPG2-mediated hydrolysis of the TMN-CPG amide bond, the highly fluorescent TMN-NH

Identifiers

PMID42099546
PMCPMC13148267

What OpenQuestion holds

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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.