Evidence map›Paper›PMID 25055963›Full record

ArticleToxicological sciences : an official journal of the Society of Toxicology2014

Examining the protective role of ErbB2 modulation in human-induced pluripotent stem cell-derived cardiomyocytes.

Sandy Eldridge, Liang Guo, Jodie Mussio, Mike Furniss, John Hamre, Myrtle Davis

Open access · hybridAbstract read
In one paragraph

Article in Toxicological sciences : an official journal of the Society of Toxicology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
1.9field-weighted citation impact, top 14% 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

25 citing papers in PubMed, 48 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

6 authors at 3 institutions in 1 country.

Sandy EldridgeDivision of Cancer Treatment and Diagnosis, National Cancer Institute, Bethesda, Maryland 20892 sandy.eldridge@nih.gov.
Liang GuoLaboratory of Investigative Toxicology, Leidos Biomedical Research, Inc., Frederick National Laboratory for Cancer Research, Frederick, Maryland 21702 sandy.eldridge@nih.gov.
Jodie MussioLaboratory of Investigative Toxicology, Leidos Biomedical Research, Inc., Frederick National Laboratory for Cancer Research, Frederick, Maryland 21702.
Mike FurnissLaboratory of Investigative Toxicology, Leidos Biomedical Research, Inc., Frederick National Laboratory for Cancer Research, Frederick, Maryland 21702.
John HamreLaboratory of Investigative Toxicology, Leidos Biomedical Research, Inc., Frederick National Laboratory for Cancer Research, Frederick, Maryland 21702.
Myrtle DavisDivision of Cancer Treatment and Diagnosis, National Cancer Institute, Bethesda, Maryland 20892.
Frederick National Laboratory for Cancer Research · USLeidos (United States) · USNational Cancer Institute · US

Funding

PHS HHS HHSN261200800001E
6 · The paper itself

Abstract

Human-induced pluripotent stem cell-derived cardiomyocytes (hiPSC-CMs) are being used as an in vitro model system in cardiac biology and in drug discovery (e.g., cardiotoxicity testing). Qualification of these cells for use in mechanistic investigations will require detailed evaluations of cardiomyocyte signaling pathways and cellular responses. ErbB signaling and the ligand neuregulin play critical roles in survival and functional integrity of cardiac myocytes. As such, we sought to characterize the expression and activity of the ErbB family of receptors. Antibody microarray analysis performed on cell lysates derived from maturing hiPSC-CMs detected expression of ∼570 signaling proteins. EGFR/ErbB1, HER2/ErbB2, and ErbB4, but not ErbB3 receptors, of the epidermal growth factor receptor family were confirmed by Western blot. Activation of ErbB signaling by neuregulin-1β (NRG, a natural ligand for ErbB4) and its modulation by trastuzumab (a monoclonal anti-ErbB2 antibody) and lapatinib (a small molecule ErbB2 tyrosine kinase inhibitor) were evaluated through assessing phosphorylation of AKT and Erk1/2, two major downstream kinases of ErbB signaling, using nanofluidic proteomic immunoassay. Downregulation of ErbB2 expression by siRNA silencing attenuated NRG-induced AKT and Erk1/2 phosphorylation. Activation of ErbB signaling with NRG, or inhibition with trastuzumab, alleviated or aggravated doxorubicin-induced cardiomyocyte damage, respectively, as assessed by a real-time cellular impedance analysis and ATP measurement. Collectively, these results support the expanded use of hiPSC-CMs to examine mechanisms of cardiotoxicity and support the value of using these cells in early assessments of cardiotoxicity or efficacy.

Indexed as

Cell DifferentiationAntibodies, Monoclonal, HumanizedCells, CulturedCytoprotectionDose-Response Relationship, DrugDoxorubicinErb-b2 Receptor Tyrosine KinasesGene Expression Regulation, DevelopmentalHumansInduced Pluripotent Stem CellsLapatinibMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3Myocytes, CardiacNeuregulin-1PhenotypeAntibodies, Monoclonal, HumanizedDoxorubicinERBB2 protein, humanErb-b2 Receptor Tyrosine KinasesLapatinibMAPK1 protein, humanMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3Neuregulin-1neuregulin betaProtein Kinase InhibitorsProto-Oncogene Proteins c-aktQuinazolinesTrastuzumabErbB signalinghuman-induced pluripotent stem cell-derived cardiomyocytes (hiPSC-CMs)nanofluidic proteomic immunoassay (NIA)protein expressionreal-time impedance-based cell assay (RTCA) cardio system

Identifiers

PMID25055963
PMCPMC4200050
OpenAlexW2330864738

What OpenQuestion holds

Textmetadata
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.