Evidence map›Paper›PMID 21220318›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2011

Molecular imaging of active mutant L858R EGF receptor (EGFR) kinase-expressing nonsmall cell lung carcinomas using PET/CT.

Hsin Hsien Yeh, Kazuma Ogawa, Julius Balatoni, Uday Mukhapadhyay, Asutosh Pal, Carlos Gonzalez-Lepera, Aleksandr Shavrin, Suren Soghomonyan, Leo Flores, Daniel Young and 6 more

Registry-linked trialOpen access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02717221 (An EGFR-TKIs Benefit Non-small Cell Lung Carcinoma Patients Identification Strategy and Treatment Response Using Molecular Imaging), which is not on this map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
11.0field-weighted citation impact, top 1% 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.

NCT02717221 nacompletednot on this mapstarted 2014, after this paper: background citation

An EGFR-TKIs Benefit Non-small Cell Lung Carcinoma Patients Identification Strategy and Treatment Response Using Molecular Imaging

TypeinterventionalSponsorHarbin Medical UniversityRan2014 to 2019Enrolled102ConditionsMolecular ImagingArms18F-MPG
3 · Its place in the literature

Who cites it

44 citing papers in PubMed, 97 citations in OpenAlex.

  1. Synthesis, radiolabeling, and evaluation of aFrontiers in bioengineering and biotechnology · 2026
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  2. Synthesis and initialBioImpacts : BI · 2024
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  8. Current topics in medicinal chemistry · 2022
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  17. Development and Evaluation ofScientific reports · 2017
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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

16 authors at 2 institutions in 2 countries.

Hsin Hsien YehDepartment of Experimental Diagnostic Imaging, University of Texas M. D. Anderson Cancer Center, Houston, TX 77584, USA.
Kazuma Ogawa
Julius Balatoni
Uday Mukhapadhyay
Asutosh Pal
Carlos Gonzalez-Lepera
Aleksandr Shavrin
Suren Soghomonyan
Leo Flores
Daniel Young
Andrei Y Volgin
Amer M Najjar
Victor Krasnykh
William Tong
Mian M Alauddin
Juri G Gelovani
Imaging Center · USKanazawa University · JP

Funding

Tumor Evolution and Metastasis ProgramP30CA016672 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI Scott Kopetz · 1985 to 2026
$290.8M
Experimental Cancer Imaging Research Program (ECIRP)U24CA126577 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI GELOVANI, JURI GEORGE, HAZLE, JOHN D. · 2007 to 2011
$2.2M
NCI NIH HHS CA-16672NCI NIH HHS P30 CA016672NCI NIH HHS U24 CA126577
6 · The paper itself

Abstract

The importance of the EGF receptor (EGFR) signaling pathway in the development and progression of nonsmall cell lung carcinomas (NSCLC) is widely recognized. Gene sequencing studies revealed that a majority of tumors responding to EGFR kinase inhibitors harbor activating mutations in the EGFR kinase domain. This underscores the need for novel biomarkers and diagnostic imaging approaches to identify patients who may benefit from particular therapeutic agents and approaches with improved efficacy and safety profiles. To this goal, we developed 4-[(3-iodophenyl)amino]-7-{2-[2-{2-(2-[2-{2-([(18)F]fluoroethoxy)-ethoxy}-ethoxy]-ethoxy)-ethoxy}-ethoxy]-quinazoline-6-yl-acrylamide ([(18)F]F-PEG6-IPQA), a radiotracer with increased selectivity and irreversible binding to the active mutant L858R EGFR kinase. We show that PET with [(18)F]F-PEG6-IPQA in tumor-bearing mice discriminates H3255 NSCLC xenografts expressing L858R mutant EGFR from H441 and PC14 xenografts expressing EGFR or H1975 xenografts with L858R/T790M dual mutation in EGFR kinase domain, which confers resistance to EGFR inhibitors (i.e., gefitinib). The T790M mutation precludes the [(18)F]F-PEG6-IPQA from irreversible binding to EGFR. These results suggest that PET with [(18)F]F-PEG6-IPQA could be used for the selection of NSCLC patients for individualized therapy with small molecular inhibitors of EGFR kinase that are currently used in the clinic and have a similar structure (i.e., iressa, gefitinib, and erlotinib).

Indexed as

Amino Acid SubstitutionAnimalsBinding, CompetitiveBlotting, WesternCarcinoma, Non-Small-Cell LungCell Line, TumorCell ProliferationErbB ReceptorsFluorodeoxyglucose F18HumansLung NeoplasmsMiceMice, NudeMolecular ImagingMutant ProteinsMutation4-((3-iodophenyl)amino)-7-(2-(2-(2-(2-(2-(2-(18F)fluoroethoxy)ethoxy)ethoxy)ethoxy)ethoxy)ethoxy)quinazoline-6-yl-acrylamideErbB ReceptorsFluorodeoxyglucose F18Mutant ProteinsProtein Kinase InhibitorsQuinazolinesRadiopharmaceuticals

Identifiers

PMID21220318
PMCPMC3029752
OpenAlexW2035777071

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

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.