Evidence map›Paper›PMID 26265176›Full record

ArticleBMC cancer2015

LC3B globular structures correlate with survival in esophageal adenocarcinoma.

Shereen El-Mashed, Tracey R O'Donovan, Elaine W Kay, Ayat R Abdallah, Mary-Clare Cathcart, Jacintha O'Sullivan, Anthony O'Grady, John Reynolds, Seamus O'Reilly, Gerald C O'Sullivan and 1 more

Erratum issuedAbstract read
In one paragraph

Article in BMC cancer, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 16 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 1 pooled it
–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

16 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  10. Cancers · 2019
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors.

Shereen El-MashedLeslie C. Quick Laboratory, Cork Cancer Research Centre, BioSciences Institute, University College, Cork, Ireland.
Tracey R O'DonovanLeslie C. Quick Laboratory, Cork Cancer Research Centre, BioSciences Institute, University College, Cork, Ireland.
Elaine W KayDepartment of Pathology, Royal College of Surgeons Ireland (RCSI), Beaumont Hospital, Dublin, Ireland.
Ayat R AbdallahNational Liver Institute, Menoufiya University, Shebin El Kom, Egypt.
Mary-Clare CathcartDepartment of Surgery & Trinity Centre for Health Sciences, St James Hospital, Dublin, Ireland.
Jacintha O'SullivanDepartment of Surgery & Trinity Centre for Health Sciences, St James Hospital, Dublin, Ireland.
Anthony O'GradyDepartment of Pathology, Royal College of Surgeons Ireland (RCSI), Beaumont Hospital, Dublin, Ireland.
John ReynoldsDepartment of Surgery & Trinity Centre for Health Sciences, St James Hospital, Dublin, Ireland.
Seamus O'ReillyDepartment of Oncology, Cork University Hospital, Cork, Ireland.
Gerald C O'SullivanLeslie C. Quick Laboratory, Cork Cancer Research Centre, BioSciences Institute, University College, Cork, Ireland.
Sharon L McKennaLeslie C. Quick Laboratory, Cork Cancer Research Centre, BioSciences Institute, University College, Cork, Ireland. s.mckenna@ucc.ie.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundEsophageal adenocarcinoma has the fastest growing incidence of any solid tumor in the Western world. Prognosis remains poor with overall five-year survival rates under 25 %. Only a limited number of patients benefit from chemotherapy and there are no biomarkers that can predict outcome. Previous studies have indicated that induction of autophagy can influence various aspects of tumor cell biology, including chemosensitivity. The objective of this study was to assess whether expression of the autophagy marker (LC3B) correlated with patient outcome.

methodsEsophageal adenocarcinoma tumor tissue from two independent sites, was examined retrospectively. Tumors from 104 neoadjuvant naïve patients and 48 patients post neoadjuvant therapy were assembled into tissue microarrays prior to immunohistochemical analysis. Kaplan-Meier survival curves and log-rank tests were used to assess impact of LC3B expression on survival. Cox regression was used to examine association with clinical risk factors.

resultsA distinct globular pattern of LC3B expression was found to be predictive of outcome in both patient groups, irrespective of treatment (p < 0.001). Multivariate analysis found that this was a strong independent predictor of poor prognosis (p < 0.001).

conclusionsThis distinctive staining pattern of LC3B represents a novel prognostic marker for resectable esophageal adenocarcinoma.

Indexed as

AutophagyBiomarkers, TumorCell Line, TumorEsophageal NeoplasmsHumansMicrotubule-Associated ProteinsPrognosisRetrospective StudiesSurvival AnalysisBiomarkers, TumorMAP1LC3B protein, humanMicrotubule-Associated Proteins

Identifiers

PMID26265176
PMCPMC4533787

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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.