Evidence map›Paper›PMID 33188144›Full record

Observational studyClinical cancer research : an official journal of the American Association for Cancer Research2021

Defining the Comprehensive Genomic Landscapes of Pancreatic Ductal Adenocarcinoma Using Real-World Endoscopic Aspiration Samples.

Alexander Semaan, Vincent Bernard, Jaewon J Lee, Justin W Wong, Jonathan Huang, Daniel B Swartzlander, Bret M Stephens, Maria E Monberg, Brian R Weston, Manoop S Bhutani and 5 more

Abstract readObservational Study
In one paragraph

Observational study in Clinical cancer research : an official journal of the American Association for Cancer Research, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
–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

17 citing papers in PubMed.

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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

15 authors.

Alexander Semaan *Department of Translational Molecular Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas.ORCID 0000-0001-5424-3217
Vincent Bernard *Department of Translational Molecular Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas.ORCID 0000-0003-1555-608X
Jaewon J Lee *Department of Translational Molecular Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas.ORCID 0000-0002-5677-2398
Justin W WongDepartment of Translational Molecular Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas.ORCID 0000-0002-6803-1060
Jonathan HuangSheikh Ahmed Center for Pancreatic Cancer Research, The University of Texas MD Anderson Cancer Center, Houston, Texas.ORCID 0000-0002-2867-3384
Daniel B SwartzlanderDepartment of Translational Molecular Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas.
Bret M StephensDepartment of Translational Molecular Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas.
Maria E MonbergDepartment of Translational Molecular Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas.
Brian R WestonDepartment of Gastroenterology, Hepatology, and Nutrition, The University of Texas MD Anderson Cancer Center, Houston, Texas.ORCID 0000-0002-9872-1687
Manoop S BhutaniDepartment of Gastroenterology, Hepatology, and Nutrition, The University of Texas MD Anderson Cancer Center, Houston, Texas.ORCID 0000-0002-1489-5947
Kyle ChangDepartment of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, Texas.
Paul A ScheetDepartment of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, Texas.
Anirban MaitraDepartment of Translational Molecular Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas.
Yasminka A JakubekDepartment of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, Texas. paguerrero@mdanderson.org yjakubek@mdanderson.org.ORCID 0000-0003-1427-1015
Paola A GuerreroDepartment of Translational Molecular Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas. paguerrero@mdanderson.org yjakubek@mdanderson.org.

Funding

UPR/MDACC Partnership for Excellence in Cancer Research(Parent Grant U54 CA096297)U54CA096297 · NCI · UNIVERSITY OF PUERTO RICO MED SCIENCES · PI Ilka C Rios · 2002 to 2026
$36.9M
UPR/MDACC Partnership for Excellence in Cancer Research (Luis Segarra supplement)U54CA096300 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI Larkin Strong · 2002 to 2026
$23.8M
TRAINING OF ACADEMIC SURGICAL ONCOLOGISTST32CA009599 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI Ashley M Holder, Jennifer A. Wargo · 1988 to 2026
$13.2M
Project 3: Inhibiting Oxidative Phosphorylation in Pancreatic CancerP50CA221707 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI KOPETZ, SCOTT, MAITRA, ANIRBAN · 2019 to 2023
$11.0M
Clinical Validation Center for Early Detection of Pancreatic CancerU01CA200468 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI ANIRBAN MAITRA · 2016 to 2026
$11.0M
Imaging and Molecular Correlates of Progression in Cystic Neoplasms of the PancreasU01CA196403 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI MAITRA, ANIRBAN · 2015 to 2020
$5.8M
Translational Genomics and Precision Medicine in Cancer Training ProgramT32CA217789 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI Subrata Sen · 2018 to 2026
$2.2M
NCI NIH HHS P50 CA221707NCI NIH HHS T32 CA009599NCI NIH HHS T32 CA217789NCI NIH HHS U01 CA196403NCI NIH HHS U01 CA200468NCI NIH HHS U54 CA096297NCI NIH HHS U54 CA096300
6 · The paper itself

Abstract

purposeMost patients with pancreatic ductal adenocarcinoma (PDAC) present with surgically unresectable cancer. As a result, endoscopic ultrasound-guided fine-needle aspiration (EUS-FNA) is the most common biospecimen source available for diagnosis in treatment-naïve patients. Unfortunately, these limited samples are often not considered adequate for genomic analysis, precluding the opportunity for enrollment on precision medicine trials. EXPERIMENTAL

designApplying an epithelial cell adhesion molecule (EpCAM)-enrichment strategy, we show the feasibility of using real-world EUS-FNA for in-depth, molecular-barcoded, whole-exome sequencing (WES) and somatic copy-number alteration (SCNA) analysis in 23 patients with PDAC.

resultsPotentially actionable mutations were identified in >20% of patients. Further, an increased mutational burden and higher aneuploidy in WES data were associated with an adverse prognosis. To identify predictive biomarkers for first-line chemotherapy, we developed an SCNA-based complexity score that was associated with response to platinum-based regimens in this cohort.

conclusionsCollectively, these results emphasize the feasibility of real-world cytology samples for in-depth genomic characterization of PDAC and show the prognostic potential of SCNA for PDAC diagnosis.

Indexed as

AgedAged, 80 and overCarcinoma, Pancreatic DuctalDNA Copy Number VariationsDNA Mutational AnalysisEndoscopic Ultrasound-Guided Fine Needle AspirationExome SequencingFeasibility StudiesFemaleGenetic HeterogeneityGenomicsHumansMaleMiddle AgedMutationPancreas

Identifiers

PMID33188144
PMCPMC7887035

What OpenQuestion holds

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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.