Evidence map›Paper›PMID 19536092›Full record

Trial reportBritish journal of cancer2009

Explorative study to identify novel candidate genes related to oxaliplatin efficacy and toxicity using a DNA repair array.

D M Kweekel, N F Antonini, J W R Nortier, C J A Punt, H Gelderblom, H-J Guchelaar

Open access · hybridAbstract readRandomized Controlled Trial
In one paragraph

Trial report in British journal of cancer, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 4 pooled it
1.0field-weighted citation impact, top 22% 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

18 citing papers in PubMed, 4 syntheses or guidelines pooled it, 38 citations in OpenAlex.

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  7. The Effects of Cryogenic Storage on Human Dental Pulp Stem Cells.International journal of molecular sciences · 2021
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 3 institutions in 1 country.

D M KweekelDepartment of Clinical Pharmacy and Toxicology, Leiden University Medical Center, Leiden, The Netherlands. d.m.kweekel@lumc.nl
N F Antonini
J W R Nortier
C J A Punt
H Gelderblom
H-J Guchelaar
Leiden University Medical Center · NLRadboud University Nijmegen · NLThe Netherlands Cancer Institute · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo identify new polymorphisms (single nucleotide polymorphisms, SNPs) in DNA repair pathways that are associated with efficacy and toxicity in patients receiving oxaliplatin and capecitabine for advanced colorectal cancer (ACC).

methodsWe studied progression-free survival (PFS) in 91 ACC patients, of whom germ-line DNA was isolated and genotyped using an Asper Biotech array. Overall survival (OS) and toxicity were studied as secondary end points. A step-wise selection of SNPs was performed, involving univariate and multivariate log-rank tests and Cox regression analysis, with age and performance status as covariates.

resultsA total of 81 SNPs in 46 genes on the array were selected for further analysis, based on genotyping success rates and minor allele frequencies. After step-wise selection, we found that homozygosity for the ataxia telangiectasia mutated gene (ATM) rs1801516 or excision repair cross-complementing gene (ERCC5) rs1047768 SNPs was associated with shorter PFS; however there were no significant associations (P>0.01) with OS or toxicity. DISCUSSION: This is the first study describing the pathway gene approach for the selection of new candidate genes involved in oxaliplatin efficacy and toxicity. The results suggest that the ATM and ERCC5 genes may be associated with oxaliplatin efficacy in ACC.

Indexed as

Antineoplastic AgentsAntineoplastic Combined Chemotherapy ProtocolsAtaxia Telangiectasia Mutated ProteinsCamptothecinCapecitabineCell Cycle ProteinsColorectal NeoplasmsDeoxycytidineDisease-Free SurvivalDNA-Binding ProteinsDNA Excision Repair Protein ERCC-5DNA, NeoplasmDNA RepairEndonucleasesFluorouracilHumansAntineoplastic AgentsAtaxia Telangiectasia Mutated ProteinsATM protein, humanCamptothecinCapecitabineCell Cycle ProteinsDeoxycytidineDNA-Binding ProteinsDNA Excision Repair Protein ERCC-5DNA, NeoplasmEndonucleasesFluorouracilIrinotecanNuclear ProteinsOrganoplatinum CompoundsOxaliplatinProtein Serine-Threonine KinasesTranscription FactorsTumor Suppressor Proteins

Identifiers

PMID19536092
PMCPMC2720215
OpenAlexW2121226101

What OpenQuestion holds

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LicenceCC BY
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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.