Evidence map›Paper›PMID 26998146›Full record

ArticleOncology letters2016

Polymorphisms of glutathione S-transferase π 1 and toll-like receptors 2 and 9: Association with breast cancer susceptibility.

Mohammad F Al-Harras, Maha E Houssen, Mohamed E Shaker, Kamel Farag, Omar Farouk, Rehan Monir, Rasha El-Mahdy, Ekbal M Abo-Hashem

Open access · diamondAbstract read
In one paragraph

Article in Oncology letters, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.6field-weighted citation impact, top 17% 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

10 citing papers in PubMed, 17 citations in OpenAlex.

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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

8 authors at 2 institutions in 1 country.

Mohammad F Al-HarrasDepartment of Clinical Pathology, Faculty of Medicine, Mansoura University, Mansoura 35516, Egypt.
Maha E HoussenDepartment of Biochemistry, Faculty of Pharmacy, Damanhour University, Damanhour 71515, Egypt.
Mohamed E ShakerDepartment of Pharmacology and Toxicology, Faculty of Pharmacy, Mansoura University, Mansoura 35516, Egypt.
Kamel FaragDepartment of Oncology, Faculty of Medicine, Mansoura University, Mansoura 35516, Egypt.
Omar FaroukSurgical Oncology and Breast Surgery, Oncology Center, Faculty of Medicine, Mansoura University, Mansoura 35516, Egypt.
Rehan MonirDepartment of Medical Biochemistry, Faculty of Medicine, Mansoura University, Mansoura 35516, Egypt.
Rasha El-MahdyDepartment of Medical Microbiology and Immunology, Faculty of Medicine, Mansoura University, Mansoura 35516, Egypt.
Ekbal M Abo-HashemDepartment of Clinical Pathology, Faculty of Medicine, Mansoura University, Mansoura 35516, Egypt.
Mansoura University · EGDamanhour University · EG

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Polymorphisms in antioxidant enzymes and innate immune receptors have been implicated in the development of various types of cancer. The present study aimed to investigate whether polymorphisms of glutathione S-transferase π 1 (GSTP1) and toll-like receptors (TLRs) 2 and 9 are associated with susceptibility to breast cancer among females. The study was conducted on 72 Egyptian female patients with breast cancer, along with 100 healthy volunteers. Polymorphisms of GSTP1 (codon 105 Ile/Val) and TLR9 rs187084 (1237T/C) genes were assessed by polymerase chain reaction (PCR)-restriction fragment length polymorphism, while the -196 to -174 deletion/insertion (del/ins) polymorphism of TLR2 was detected by PCR. The results indicated a decrease in GSTP1 Val allele frequency in breast cancer patients compared with healthy controls, at rates of 22.9 vs. 32.5%, respectively. In addition, the breast cancer group demonstrated a decreased TLR9 C allele frequency compared with the control group, at rates of 36.1 vs. 51.5%, respectively (P=0.0047). A non-significant difference was detected in the frequency of the TLR2 -196 to -174 del allele in breast cancer patients when compared to normal controls. In conclusion, these results suggested that the GSTP1 Val and TLR9 1237C alleles, but not TLR2 -196 to -174 del, are likely to be associated with breast cancer development among females.

Indexed as

breast cancerglutathione S-transferase π 1polymorphismstoll-like receptor 2toll-like receptor 9

Identifiers

PMID26998146
PMCPMC4774482
OpenAlexW2266287233

What OpenQuestion holds

Textmetadata
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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.