Evidence map›Paper›PMID 32258021›Full record

ArticleOcular oncology and pathology2020

BAP1 Immunoreactivity Correlates with Gene Expression Class in Uveal Melanoma.

Thonnie Rose See, Gustav Stålhammar, Stephen Phillips, Hans E Grossniklaus

Open access · bronzeAbstract read
In one paragraph

Article in Ocular oncology and pathology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
4.6field-weighted citation impact, top 5% 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

26 citing papers in PubMed, 37 citations in OpenAlex.

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  6. Ocular Melanoma: A Comprehensive Review with a Focus on Molecular Biology.International journal of molecular sciences · 2025
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  8. Review
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  14. The evidence forTranslational cancer research · 2023
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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

4 authors at 1 institution in 2 countries.

Thonnie Rose SeeDepartment of Ophthalmology and Pathology, Emory University School of Medicine, Atlanta, Georgia, USA.
Gustav StålhammarDepartment of Ophthalmology and Pathology, Emory University School of Medicine, Atlanta, Georgia, USA.
Stephen PhillipsDepartment of Ophthalmology and Pathology, Emory University School of Medicine, Atlanta, Georgia, USA.
Hans E GrossniklausDepartment of Ophthalmology and Pathology, Emory University School of Medicine, Atlanta, Georgia, USA.
Emory University · US

Funding

P30-Core Grant for Vision Research Core CP30EY006360 · NEI · EMORY UNIVERSITY · PI BOATRIGHT, JEFFREY H · 1986 to 2025
$15.3M
Mechanisms of Action for KCN1 in the Control of Uveal Melanoma MetastasisR01CA176001 · NCI · EMORY UNIVERSITY · PI GROSSNIKLAUS, HANS E., VAN MEIR, ERWIN G. · 2014 to 2018
$1.7M
NCI NIH HHS R01 CA176001NEI NIH HHS P30 EY006360
6 · The paper itself

Abstract

backgroundUveal melanoma (UM) is the most common intraocular tumour in adults. Currently there are different tests available to determine the risk of UM for metastasis, among which include BRCA1-associated protein-1 (BAP1) immunohistochemistry (IHC) and gene expression profiling (GEP). BAP1 is a deubiquitylating enzyme (DUB) that has tumour suppressor activity, the loss of which therefore is associated with higher risk for tumour growth and metastasis.

objectivesTo compare and correlate the prognostic significance of BAP1-IHC staining patterns and GEP in the prediction of UM's risk for metastasis.

methodsThis is a retrospective chart review with prospective follow-up of patients with primary UM who underwent enucleation from the year 2008 to 2018. Clinical history, histopathologic findings, GEP classification, BAP1-IHC of the formalin-fixed paraffin-embedded tissues, and follow-up data for metastasis were collected and statistically analysed.

resultsA total of 30 enucleated eyes with UM were included in the study. All class 1a tumours had high nuclear BAP1 expression and all class 2 had low nuclear BAP1 expression. Fifty percent of the class 1b tumours had low nuclear BAP1 expression. Among the tumours with low nuclear BAP1 expression, 68% developed metastasis, while 9% developed metastasis among high nuclear expression. Fifty-five percent developed metastasis in tumours with high cytoplasmic expression and 42% for low cytoplasmic expression. Predictive values for metastasis (positive predictive value, negative predictive value) are as follows: (1) nuclear BAP1-IHC (68%, 91%), (2) cytoplasmic BAP1-IHC (55%, 58%), and (3) GEP (73%, 80%). Nuclear BAP1-IHC and GEP had the same accuracy rate of 77% and cytoplasmic BAP1-IHC had an accuracy of 57%.

conclusionLow nuclear BAP1-IHC strongly correlates with GEP class 2 and was equally accurate in the prediction of metastasis.

Indexed as

BAP1Enucleated eyesGene expression profileUveal melanoma

Identifiers

PMID32258021
PMCPMC7109388
OpenAlexW2974328106

What OpenQuestion holds

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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.