Evidence map›Paper›PMID 19221091›Full record

ArticleCancer research2009

Identification of MCAM/CD146 as the target antigen of a human monoclonal antibody that recognizes both epithelioid and sarcomatoid types of mesothelioma.

Scott Bidlingmaier, Jiang He, Yong Wang, Feng An, Jinjin Feng, Dario Barbone, Dongwei Gao, Ben Franc, V Courtney Broaddus, Bin Liu

Open access · greenAbstract read
In one paragraph

Article in Cancer research, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
6.6field-weighted citation impact, top 3% 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

42 citing papers in PubMed, 82 citations in OpenAlex.

  1. CD146: a promising target in respiratory diseases.European respiratory review : an official journal of the European Respiratory Society · 2025
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  19. Applications of Yeast Surface Display for Protein Engineering.Methods in molecular biology (Clifton, N.J.) · 2015
    Review
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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

10 authors at 2 institutions in 1 country.

Scott BidlingmaierDepartment of Anesthesia, San Francisco General Hospita, San Francisco, California, USA.
Jiang He
Yong Wang
Feng An
Jinjin Feng
Dario Barbone
Dongwei Gao
Ben Franc
V Courtney Broaddus
Bin Liu
UCSF Helen Diller Family Comprehensive Cancer Center · USSan Francisco General Hospital · US

Funding

Mapping a clinically significant internalizing tumor epitope space.R01CA118919 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI LIU, BIN · 2006 to 2013
$2.5M
Amplification of TRIAL-Indcued Apoptosis in MesotheliomaR01CA095671 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI BROADDUS, V COURTNEY · 2003 to 2006
$1.1M
NCI NIH HHS CA95671NCI NIH HHS R01 CA095671NCI NIH HHS R01 CA118919
6 · The paper itself

Abstract

The prognosis for patients diagnosed with mesothelioma is generally poor, and currently available treatments are usually ineffective. Therapies that specifically target tumor cells hold much promise for the treatment of cancers that are resistant to current approaches. We have previously selected phage antibody display libraries on mesothelioma cell lines to identify a panel of internalizing human single chain (scFv) antibodies that target mesothelioma-associated, clinically represented cell surface antigens and further exploited the internalizing function of these scFvs to specifically deliver lethal doses of liposome-encapsulated small molecule drugs to both epithelioid and sarcomatous subtypes of mesothelioma cells. Here, we report the identification of MCAM/MUC18/CD146 as the surface antigen bound by one of the mesothelioma-targeting scFvs using a novel cloning strategy based on yeast surface human proteome display. Immunohistochemical analysis of mesothelioma tissue microarrays confirmed that MCAM is widely expressed by both epithelioid and sarcomatous types of mesothelioma tumor cells in situ but not by normal mesothelial cells. In addition, quantum dot-labeled anti-MCAM scFv targets primary meosthelioma cells in tumor fragment spheroids cultured ex vivo. As the first step in evaluating the therapeutic potential of MCAM-targeting antibodies, we performed single-photon emission computed tomography studies using the anti-MCAM scFv and found that it recognizes mesothelioma organotypic xenografts in vivo. The combination of phage antibody library selection on tumor cells and rapid target antigen identification by screening the yeast surface-displayed human proteome could be a powerful method for mapping the targetable tumor cell surface epitope space.

Indexed as

AnimalsAntibodies, MonoclonalAntigens, CDAntigens, NeoplasmCD146 AntigenCell Line, TumorCytomegalovirusEpitopesGene LibraryHumansMammalsMesotheliomaOligonucleotide Array Sequence AnalysisPromoter Regions, GeneticTomography, X-Ray ComputedTransplantation, HeterologousAntibodies, MonoclonalAntigens, CDAntigens, NeoplasmCD146 AntigenEpitopesMCAM protein, human

Identifiers

PMID19221091
PMCPMC2752656
OpenAlexW2115083771

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.