Evidence map›Paper›PMID 39926559›Full record

ArticleACS omega2025

Guanine Amine Derivatives Promote Forming a Base-Vacancy-G Quadruplex Structure.

Baoxia Liang, Jiayi Zhu, Huajun Yu, Jian Wu, Fen Ouyang, Yan Liu

Abstract read
In one paragraph

Article in ACS omega, 2025. 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. 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

6 authors.

Baoxia LiangThe School of Food Science and Biology, Guangdong Polytechnic of Science and Trade, Guangzhou 510430, PR China.
Jiayi ZhuHubei Key Laboratory of Pollutant Analysis & Reuse Technology, College of Chemistry and Chemical Engineering, Hubei Normal University, Huangshi 435002, PR China.
Huajun YuDepartment of Biochemistry and Molecular Biology, Guangdong Medical University, Zhanjiang 524023, PR China.
Jian WuDepartment of Biochemistry and Molecular Biology, Guangdong Medical University, Zhanjiang 524023, PR China.
Fen OuyangDepartment of Laboratory Medicine, Nanfang Hospital Baiyun Branch, Southern Medical University, Guangzhou 528305, PR China.
Yan LiuDepartment of Biochemistry and Molecular Biology, Guangdong Medical University, Zhanjiang 524023, PR China.ORCID https://orcid.org/0000-0003-2649-2552

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

G-quadruplex (G4) structures are important in both biological and medical fields. A unique G4 type containing G vacancies allowing stabilization by guanine or guanine derivatives is widely used in the treatment of diseases, such as cancer. However, the identification of ligands with suitable affinities and specificities for G4 structures remains challenging. This study investigated the assisting effect of guanine derivatives in the formation of G-vacancy G4 structures. Focusing on the EAD2 sequence, we designed EAD2 sequences with one or two missing G bases. Circular dichroism (CD) assays revealed negligible impact of guanine and its derivatives on intact EAD2 structures but notable alterations in single-G-base-deficient EAD2 sequences. The formation of G4 structures in the EAD2 sequence lacking two G bases was difficult, even with the assistance of guanine derivatives. Moreover, experimental results demonstrated that the guanine derivatives

Identifiers

PMID39926559
PMCPMC11800147

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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.