Evidence map›Paper›PMID 17329374›Full record

ArticleNucleic acids research2007

Mechanism of the formation of DNA-protein cross-links by antitumor cisplatin.

Katerina Chválová, Viktor Brabec, Jana Kaspárková

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 97 papers.

0numbers the graph read from it
0cells of the map it votes in
97citing papers in PubMed
3.0field-weighted citation impact, top 8% of its field
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

97 citing papers in PubMed, 166 citations in OpenAlex.

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  18. Colorectal Cancer: Risk Factors, Novel Approaches in Molecular Screening and Treatment.International journal of molecular and cellular medicine · 2025
    Review
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37 more citing papers are in PubMed but not listed here.

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

3 authors at 2 institutions in 1 country.

Katerina ChválováInstitute of Biophysics, Academy of Sciences of the Czech Republic, Brno, Czech Republic.
Viktor Brabec
Jana Kaspárková
Czech Academy of Sciences · CZCzech Academy of Sciences, Institute of Biophysics · CZ

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

DNA-protein cross-links are formed by various DNA-damaging agents including antitumor platinum drugs. The natures of these ternary DNA-Pt-protein complexes (DPCLs) can be inferred, yet much remains to be learned about their structures and mechanisms of formation. We investigated the origin of these DPCLs and their cellular processing on molecular level using gel electrophoresis shift assay. We show that in cell-free media cisplatin [cis-diamminedichloridoplatinum(II)] forms DPCLs more effectively than ineffective transplatin [trans-diamminedichloridoplatinum(II)]. Mechanisms of transformation of individual types of plain DNA adducts of the platinum complexes into the DPCLs in the presence of several DNA-binding proteins have been also investigated. The DPCLs are formed by the transformation of DNA monofunctional and intrastrand cross-links of cisplatin. In contrast, interstrand cross-links of cisplatin and monofunctional adducts of transplatin are stable in presence of the proteins. The DPCLs formed by cisplatin inhibit DNA polymerization or removal of these ternary lesions from DNA by nucleotide excision repair system more effectively than plain DNA intrastrand or monofunctional adducts. Thus, the bulky DNA-protein cross-links formed by cisplatin represent a more distinct and persisting structural motif recognized by the components of downstream cellular systems processing DNA damage considerably differently than the plain DNA adducts of this metallodrug.

Indexed as

Antineoplastic AgentsCisplatinCross-Linking ReagentsDNADNA AdductsDNA-Binding ProteinsDNA RepairElectrophoretic Mobility Shift AssayAntineoplastic AgentsCisplatincisplatin-DNA adductCross-Linking ReagentsDNADNA AdductsDNA-Binding Proteinstransplatin

Identifiers

PMID17329374
PMCPMC1874601
OpenAlexW2149157178

What OpenQuestion holds

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LicenceCC BY-NC
Read underepoch 390

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.