Evidence map›Paper›PMID 31416668›Full record

ArticleNeuron2019

A Large Panel of Isogenic APP and PSEN1 Mutant Human iPSC Neurons Reveals Shared Endosomal Abnormalities Mediated by APP β-CTFs, Not Aβ.

Dylan Kwart, Andrew Gregg, Claudia Scheckel, Elisabeth A Murphy, Dominik Paquet, Michael Duffield, John Fak, Olav Olsen, Robert B Darnell, Marc Tessier-Lavigne

Erratum issuedOpen access · bronzeAbstract read
PubMed Publisher
In one paragraph

Article in Neuron, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 161 papers.

0numbers the graph read from it
0cells of the map it votes in
161citing papers in PubMed
22.3field-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.

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

161 citing papers in PubMed, 325 citations in OpenAlex.

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101 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 4 institutions in 3 countries.

Dylan KwartLaboratory of Brain Development and Repair, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA.
Andrew GreggLaboratory of Brain Development and Repair, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA.
Claudia ScheckelInstitute of Neuropathology, University of Zurich, Schmelzbergstrasse 12, 8091 Zurich, Switzerland.
Elisabeth A MurphyLaboratory of Neuro-oncology and Howard Hughes Medical Institute, The Rockefeller University, New York, NY 10065, USA.
Dominik PaquetLaboratory of Brain Development and Repair, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA; Institute for Stroke and Dementia Research (ISD), University Hospital, LMU Munich, 81377 Munich, Germany.
Michael DuffieldLaboratory of Brain Development and Repair, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA.
John FakLaboratory of Neuro-oncology and Howard Hughes Medical Institute, The Rockefeller University, New York, NY 10065, USA.
Olav OlsenLaboratory of Brain Development and Repair, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA.
Robert B DarnellLaboratory of Neuro-oncology and Howard Hughes Medical Institute, The Rockefeller University, New York, NY 10065, USA.
Marc Tessier-LavigneLaboratory of Brain Development and Repair, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA; Department of Biology, Stanford University, Stanford, CA 94305, USA. Electronic address: tessier3@stanford.edu.
Rockefeller University · USHoward Hughes Medical Institute · USRockefeller University Hospital · USUniversity of Zurich · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Familial Alzheimer's disease (fAD) results from mutations in the amyloid precursor protein (APP) and presenilin (PSEN1 and PSEN2) genes. Here we leveraged recent advances in induced pluripotent stem cell (iPSC) and CRISPR/Cas9 genome editing technologies to generate a panel of isogenic knockin human iPSC lines carrying APP and/or PSEN1 mutations. Global transcriptomic and translatomic profiling revealed that fAD mutations have overlapping effects on the expression of AD-related and endocytosis-associated genes. Mutant neurons also increased Rab5+ early endosome size. APP and PSEN1 mutations had discordant effects on Aβ production but similar effects on APP β C-terminal fragments (β-CTFs), which accumulate in all mutant neurons. Importantly, endosomal dysfunction correlated with accumulation of β-CTFs, not Aβ, and could be rescued by pharmacological modulation of β-secretase (BACE). These data display the utility of our mutant iPSCs in studying AD-related phenotypes in a non-overexpression human-based system and support mounting evidence that β-CTF may be critical in AD pathogenesis.

Indexed as

Alzheimer DiseaseAmyloid beta-PeptidesAmyloid beta-Protein PrecursorAmyloid Precursor Protein SecretasesAspartic Acid EndopeptidasesCell LineCRISPR-Cas SystemsEndocytosisEndosomesGene Expression ProfilingGene Knock-In TechniquesHeterozygoteHomozygoteHumansInduced Pluripotent Stem CellsMutationAmyloid beta-Peptidesamyloid beta-protein (1-42)Amyloid beta-Protein PrecursorAmyloid Precursor Protein SecretasesAPP protein, humanAspartic Acid EndopeptidasesBACE1 protein, humanPeptide FragmentsPresenilin-1PSEN1 protein, humanRAB5C protein, humanrab5 GTP-Binding ProteinsAlzheimer’s diseaseamyloid-betaamyloid precursor proteinAβbeta-C-terminal fragmentCRISPR/Cas9endocytosisinduced pluripotent stem cellpresenilinRab5β-CTF

Identifiers

PMID31416668
OpenAlexW2967807085

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.