Evidence map›Paper›PMID 19843662›Full record

ArticleClinical cancer research : an official journal of the American Association for Cancer Research2009

Circulating mesothelin protein and cellular antimesothelin immunity in patients with pancreatic cancer.

Fabian Mc Johnston, Marcus C B Tan, Benjamin R Tan, Matthew R Porembka, Elizabeth M Brunt, David C Linehan, Peter O Simon, Stacey Plambeck-Suess, Timothy J Eberlein, Karl Erik Hellstrom and 3 more

Open access · bronzeAbstract readEvaluation Study
In one paragraph

Article in Clinical cancer research : an official journal of the American Association for Cancer Research, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed, 1 pooled it
5.0field-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

48 citing papers in PubMed, 1 synthesis or guideline pooled it, 81 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

13 authors at 2 institutions in 1 country.

Fabian Mc JohnstonDepartment of Surgery, Washington University School of Medicine, St. Louis, Missouri 63110, USA.
Marcus C B Tan
Benjamin R Tan
Matthew R Porembka
Elizabeth M Brunt
David C Linehan
Peter O Simon
Stacey Plambeck-Suess
Timothy J Eberlein
Karl Erik Hellstrom
Ingegerd Hellstrom
William G Hawkins
Peter Goedegebuure
University of Washington · USHarborview Medical Center · US

Funding

Washington University Center for Cellular ImagingP30CA091842 · NCI · WASHINGTON UNIVERSITY · PI TIMOTHY J. EBERLEIN · 2001 to 2026
$128.0M
Washington University DDRCC Supplemental Equipment RequestP30DK052574 · NIDDK · WASHINGTON UNIVERSITY · PI Nicholas O. Davidson · 2000 to 2026
$30.8M
SURGICAL ONCOLOGY TRAINING GRANTT32CA009621 · NCI · WASHINGTON UNIVERSITY · PI TIMOTHY J. EBERLEIN, William E. Gillanders · 1988 to 2026
$12.9M
Mesothelin as biomarker and therapeutic targetR01CA134487 · NCI · UNIVERSITY OF WASHINGTON · PI HELLSTROM, INGEGERD E · 2008 to 2011
$1.3M
NCI NIH HHS P30 CA091842NCI NIH HHS R01 CA134487NCI NIH HHS T32 CA009621NCI NIH HHS T32CA009621NIDDK NIH HHS 5P30 DK052574NIDDK NIH HHS P30 DK052574
6 · The paper itself

Abstract

purposeMesothelin is a glycoprotein expressed on normal mesothelial cells and is overexpressed in several histologic types of tumors including pancreatic adenocarcinomas. A soluble form of mesothelin has been detected in patients with ovarian cancer and malignant mesothelioma, and has prognostic value. Mesothelin has also been considered as a target for immune-based therapies. We conducted a study on the potential clinical utility of mesothelin as a biomarker for pancreatic disease and therapeutic target pancreatic cancer. EXPERIMENTAL

designTumor cell-bound and soluble mesothelin in patients was evaluated by immunohistochemistry and ELISA, respectively. The in vitro cellular immune response to mesothelin was evaluated by INF gamma ELISA and intracellular cytokine staining for IFN gamma in CD4(+) and CD8(+) T cells. The level of circulating antibodies to mesothelin was measured by ELISA.

resultsAll tumor tissue from patients with pancreatic adenocarcinoma expressed mesothelin (n = 10). Circulating mesothelin protein was detected in patients with pancreatic adenocarcinoma (73 of 74 patients) and benign pancreatic disease (5 of 5) but not in healthy individuals. Mesothelin-specific CD4(+) and CD8(+) T cells were generated from peripheral blood lymphocytes of patients with pancreatic cancer in 50% of patients compared with only 20% of healthy individuals. Antibodies reactive to mesothelin were detected in <3% of either patients or healthy individuals.

conclusionsCirculating mesothelin is a useful biomarker for pancreatic disease. Furthermore, mesothelin-specific T cells can be induced in patients with pancreatic cancer. This suggests that mesothelin is a potential target for immune-based intervention strategies in pancreatic cancer.

Indexed as

AdenocarcinomaAdultAgedAged, 80 and overAntibodiesBiomarkers, TumorDrug Delivery SystemsFemaleGPI-Linked ProteinsHumansMaleMembrane GlycoproteinsMesothelinMiddle AgedPancreatic NeoplasmsPrognosisAntibodiesBiomarkers, TumorGPI-Linked ProteinsMembrane GlycoproteinsMesothelin

Identifiers

PMID19843662
PMCPMC2782601
OpenAlexW2099262519

What OpenQuestion holds

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LicenceTDM
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.