Evidence map›Paper›PMID 31912905›Full record

ArticleJournal of cellular physiology2020

Neratinib degrades MST4 via autophagy that reduces membrane stiffness and is essential for the inactivation of PI3K, ERK1/2, and YAP/TAZ signaling.

Paul Dent, Laurence Booth, Andrew Poklepovic, Jennifer Martinez, Daniel Von Hoff, John F Hancock

Registry-linked trialOpen access · greenAbstract read
In one paragraph

Article in Journal of cellular physiology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03919292 (Phase 1/2 Study of Neratinib and Divalproex Sodium), which is not on this map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
3.1field-weighted citation impact, top 8% 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.

NCT03919292 phase1 / phase2suspendednot on this map

Phase 1/2 Study of Neratinib and Divalproex Sodium (Valproate) in Advanced Solid Tumors, With an Expansion Cohort in Ras-Mutated Cancers

TypeinterventionalSponsorVirginia Commonwealth UniversityRan2019 to 2031Enrolled83ConditionsSolid Tumor, AdultArmsNeratinib, Divalproex Sodium
3 · Its place in the literature

Who cites it

18 citing papers in PubMed, 36 citations in OpenAlex.

  1. Article
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  5. Review
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  8. KRAS: A Druggable Target in Colon Cancer Patients.International journal of molecular sciences · 2022
    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

6 authors at 4 institutions in 1 country.

Paul DentDepartments of Biochemistry and Molecular Biology, Virginia Commonwealth University, Richmond, Virginia.ORCID 0000-0001-6948-1875
Laurence BoothDepartments of Biochemistry and Molecular Biology, Virginia Commonwealth University, Richmond, Virginia.
Andrew PoklepovicMedicine, Virginia Commonwealth University, Richmond, Virginia.
Jennifer MartinezInflammation & Autoimmunity Group, National Institute of Environmental Health Sciences, Triangle Park, North Carolina.
Daniel Von HoffTranslational Genomics Research Institute (TGEN), Phoenix, Arizona.
John F HancockDepartment of Integrative Biology and Pharmacology, University of Texas Health Science Center, Houston, Texas.
Virginia Commonwealth University · USNational Institute of Environmental Health Sciences · USThe University of Texas Health Science Center at Houston · USTranslational Genomics Research Institute · US

Funding

Pemetrexed and sildenafil for lung cancerR01CA192613 · NCI · VIRGINIA COMMONWEALTH UNIVERSITY · PI DENT, PAUL · 2015 to 2019
$1.6M
NCI NIH HHS R01 CA192613
6 · The paper itself

Abstract

The irreversible ERBB1/2/4 inhibitor neratinib causes plasma membrane-associated K-RAS to mislocalize into intracellular vesicles liminal to the plasma membrane; this effect is enhanced by HDAC inhibitors and is now a Phase I trial (NCT03919292). The combination of neratinib and HDAC inhibitors killed pancreatic cancer and lymphoma T cells. Neratinib plus HDAC inhibitor exposure was as efficacious as (paclitaxel+gemcitabine) at killing pancreatic cancer cells. Neratinib reduced the phosphorylation of PAK1, Merlin, LATS1/2, AKT, mTOR, p70 S6K, and ERK1/2 which required expression of Rubicon, Beclin1, and Merlin. Neratinib altered pancreatic tumor cell morphology which was associated with MST4 degradation reduced Ezrin phosphorylation and enhanced phosphorylation of MAP4K4 and LATS1/2. Knockdown of the MAP4K4 activator and sensor of membrane rigidity RAP2A reduced basal LATS1/2 and YAP phosphorylation but did not prevent neratinib from stimulating LATS1/2 or YAP phosphorylation. Beclin1 knockdown prevented MST4 degradation, Ezrin dephosphorylation and neratinib-induced alterations in tumor cell morphology. Our findings demonstrate that neratinib enhances LATS1/2 phosphorylation independently of RAP2A/MAP4K4 and that MST4 degradation and Ezrin dephosphorylation may represent a universal trigger for the biological actions of neratinib.

Indexed as

Adaptor Proteins, Signal TransducingAntineoplastic AgentsAutophagyCell Line, TumorCell MembraneHippo KinasesHumansMAP Kinase Signaling SystemPancreatic NeoplasmsPhosphatidylinositol 3-KinasesProtein Serine-Threonine KinasesQuinolinesSignal TransductionTrans-ActivatorsTranscriptional Coactivator with PDZ-Binding Motif ProteinsTranscription FactorsAdaptor Proteins, Signal TransducingAntineoplastic AgentsHippo KinasesneratinibPhosphatidylinositol 3-KinasesProtein Serine-Threonine KinasesQuinolinesSTK26 protein, humanTrans-ActivatorsTranscriptional Coactivator with PDZ-Binding Motif ProteinsTranscription FactorsWWTR1 protein, humanYAP1 protein, humanYAP-Signaling ProteinsERKHDAC inhibitorHippoMerlinneratinibPI3KRAP2RASYAP

Identifiers

PMID31912905
PMCPMC10324541
OpenAlexW3000191756

What OpenQuestion holds

Textmetadata
LicenceTDM
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.