Evidence map›Paper›PMID 26328265›Full record

ArticleAmerican journal of cancer research2015

Immunohistochemical, genetic and epigenetic profiles of hereditary and triple negative breast cancers. Relevance in personalized medicine.

Rosa Murria, Sarai Palanca, Inmaculada de Juan, Cristina Alenda, Cecilia Egoavil, Francisco J Seguí, Zaida García-Casado, María J Juan, Ana B Sánchez, Ángel Segura and 7 more

Open access · greenAbstract read
In one paragraph

Article in American journal of cancer research, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 1 pooled it
2.3field-weighted citation impact, top 11% 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

21 citing papers in PubMed, 1 synthesis or guideline pooled it, 27 citations in OpenAlex.

  1. Pooled it
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  20. Breast cancer molecular subtypes: from TNBC to QNBC.American journal of cancer research · 2016
    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

17 authors at 6 institutions in 1 country.

Rosa MurriaLaboratory of Molecular Biology, Service of Clinical Analysis, University Hospital La Fe Valencia, Spain.
Sarai PalancaLaboratory of Molecular Biology, Service of Clinical Analysis, University Hospital La Fe Valencia, Spain.
Inmaculada de JuanLaboratory of Molecular Biology, Service of Clinical Analysis, University Hospital La Fe Valencia, Spain.
Cristina AlendaDepartment of Pathology, University General Hospital Alicante, Spain.
Cecilia EgoavilDepartment of Pathology, University General Hospital Alicante, Spain.
Francisco J SeguíDepartment of Pathology, University General Hospital Alicante, Spain.
Zaida García-CasadoLaboratory of Molecular Biology, IVO Valencia, Spain.
María J JuanDepartment of oncology, IVO Valencia, Spain.
Ana B SánchezGenetic Counseling Unit, Elche Hospital Alicante, Spain.
Ángel SeguraGenetic Counseling Unit, University Hospital La Fe Valencia, Spain.
Ana SantaballaDepartment of oncology, University Hospital La Fe Valencia, Spain.
Isabel ChirivellaGenetic Counseling Unit, Clinic University Hospital Valencia, Spain.
Marta LlopLaboratory of Molecular Biology, Service of Clinical Analysis, University Hospital La Fe Valencia, Spain.
Gema PérezLaboratory of Molecular Biology, Service of Clinical Analysis, University Hospital La Fe Valencia, Spain.
Eva BarragánLaboratory of Molecular Biology, Service of Clinical Analysis, University Hospital La Fe Valencia, Spain.
Dolores SalasGeneral Department of Public Health, Conselleria de Sanitat Generalitat Valenciana, Spain.
Pascual BoluferLaboratory of Molecular Biology, Service of Clinical Analysis, University Hospital La Fe Valencia, Spain.
Hospital Universitari i Politècnic La Fe · ESHospital General Universitario de Alicante Doctor Balmis · ESValencian Infertility Institute · ESGeneralitat Valenciana · ESHospital Clínico Universitario de Valencia · ESHospital General Universitario de Elche · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This study aims to identify the profile of immunohistochemical (IHC) parameters, copy number aberrations (CNAs) and epigenetic alterations [promoter methylation (PM) and miR expression] related to hereditary (H) and triple negative (TN) breast cancer (BC). This profile could be of relevance for guiding tumor response to treatment with targeting therapy. The study comprises 278 formalin fixed paraffin-embedded BCs divided into two groups: H group, including 88 hereditary BC (HBC) and 190 non hereditary (NHBC), and TN group, containing 79 TNBC and 187 non TNBC (NTNBC). We assessed IHC parameters (Ki67, ER, PR, HER2, CK5/6, CK18 and Cadherin-E), CNA of 20 BC related genes, and PM of 24 tumor suppressor genes employing MLPA/MS-MLPA (MRC Holland, Amsterdam). MiR-4417, miR-423-3p, miR-590-5p and miR-187-3p expression was assessed by quantitative RT-PCR (Applied Biosystems). Binary logistic regression was applied to select the parameters that better differentiate the HBC or TN groups. For HBC we found that, ER expression, ERBB2 CNA and PM in RASSF1 and TIMP3 were associated with NHBC whereas; MYC and AURKA CNA were linked to HBC. For TNBC, we found that CDC6 CNA, GSTP1 and RASSF1 PM and miR-423-3p hyperexpression were characteristic of NTNBC, while MYC aberrations, BRCA1 hypermethylation and miR-590-5p and miR-4417 hyperexpression were more indicative of TNBC. The selected markers allow establishing BC subtypes, which are characterized by showing similar etiopathogenetic mechanisms, some of them being molecular targets for known drugs or possible molecular targets. These results could be the basis to implement a personalized therapy.

Indexed as

BRCA1BRCA2hereditary breast cancermiR expression profilemolecular markersmutationsSporadic breast cancer

Identifiers

PMID26328265
PMCPMC4548346
OpenAlexW2416982317

What OpenQuestion holds

Textmetadata
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.