Evidence map›Paper›PMID 24163244›Full record

ArticleHuman molecular genetics2014

Targeted manipulation of the sortilin-progranulin axis rescues progranulin haploinsufficiency.

Wing C Lee, Sandra Almeida, Mercedes Prudencio, Thomas R Caulfield, Yong-Jie Zhang, William M Tay, Peter O Bauer, Jeannie Chew, Hiroki Sasaguri, Karen R Jansen-West and 7 more

Open access · hybridAbstract read
In one paragraph

Article in Human molecular genetics, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 65 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
65citing papers in PubMed, 1 pooled it
5.1field-weighted citation impact, top 4% 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

65 citing papers in PubMed, 1 synthesis or guideline pooled it, 140 citations in OpenAlex.

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

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

17 authors at 4 institutions in 2 countries.

Wing C LeeDepartment of Neuroscience, Mayo Clinic Jacksonville, 4500 San Pablo Rd S, Jacksonville, FL 32224, USA.
Sandra Almeida
Mercedes Prudencio
Thomas R Caulfield
Yong-Jie Zhang
William M Tay
Peter O Bauer
Jeannie Chew
Hiroki Sasaguri
Karen R Jansen-West
Tania F Gendron
Caroline T Stetler
NiCole Finch
Ian R Mackenzie
Rosa Rademakers
Fen-Biao Gao
Leonard Petrucelli
Jacksonville College · USMayo Clinic in Florida · USUniversity of Massachusetts Chan Medical School · USUniversity of British Columbia · CA

Funding

Investigating Common Molecular Pathogenic Pathways in Frontotemporal Dementia Patients iPSC-Derived NeuronsR01NS057553 · NINDS · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI Fen-Biao Gao · 2008 to 2026
$4.5M
Stress Granules and the Biology of TDP-43R01ES020395 · NIEHS · BOSTON UNIVERSITY MEDICAL CAMPUS · PI WOLOZIN, BENJAMIN L · 2012 to 2016
$4.1M
TDP-43, RNA Metabolism, and ALS/FTD PathologyR01NS063964 · NINDS · UNIVERSITY OF COLORADO · PI LINK, CHRISTOPHER D. · 2009 to 2019
$3.5M
The genetics of chromosome 17q21-linked tau-negative FTDR01AG026251 · NIA · MAYO CLINIC JACKSONVILLE · PI PETRUCELLI, LEONARD · 2006 to 2014
$1.9M
Misregulation of the TDP-43 RNA target, Sortilin, in neurodegenerationR01NS077402 · NINDS · MAYO CLINIC JACKSONVILLE · PI PETRUCELLI, LEONARD · 2011 to 2015
$1.7M
Progranulin: Mutation and Regulation in Neurodegenerative diseaseR01NS065782 · NINDS · MAYO CLINIC JACKSONVILLE · PI RADEMAKERS, ROSA · 2009 to 2012
$1.3M
RNA foci in C9FTD/ALSR21NS084528 · NINDS · MAYO CLINIC JACKSONVILLE · PI PETRUCELLI, LEONARD · 2013 to 2014
$430k
NIA NIH HHS R01 AG026251NIEHS NIH HHS R01 ES20395-01NINDS NIH HHS NS065782NINDS NIH HHS R01 NS057553NINDS NIH HHS R01 NS 063964-01NINDS NIH HHS R01 NS077402NINDS NIH HHS R21 NS84528-01J
6 · The paper itself

Abstract

Progranulin (GRN) mutations causing haploinsufficiency are a major cause of frontotemporal lobar degeneration (FTLD-TDP). Recent discoveries demonstrating sortilin (SORT1) is a neuronal receptor for PGRN endocytosis and a determinant of plasma PGRN levels portend the development of enhancers targeting the SORT1-PGRN axis. We demonstrate the preclinical efficacy of several approaches through which impairing PGRN's interaction with SORT1 restores extracellular PGRN levels. Our report is the first to demonstrate the efficacy of enhancing PGRN levels in iPSC neurons derived from frontotemporal dementia (FTD) patients with PGRN deficiency. We validate a small molecule preferentially increases extracellular PGRN by reducing SORT1 levels in various mammalian cell lines and patient-derived iPSC neurons and lymphocytes. We further demonstrate that SORT1 antagonists and a small-molecule binder of PGRN₅₈₈₋₅₉₃, residues critical for PGRN-SORT1 binding, inhibit SORT1-mediated PGRN endocytosis. Collectively, our data demonstrate that the SORT1-PGRN axis is a viable target for PGRN-based therapy, particularly in FTD-GRN patients.

Indexed as

Adaptor Proteins, Vesicular TransportCell Line, TumorEndocytosisFrontotemporal DementiaGenetic VariationHaploinsufficiencyHEK293 CellsHumansInduced Pluripotent Stem CellsIntercellular Signaling Peptides and ProteinsLymphocytesProgranulinsPyridinesReproducibility of ResultsSortilin6-methyl-2-(phenylethynyl)pyridineAdaptor Proteins, Vesicular TransportGRN protein, humanIntercellular Signaling Peptides and ProteinsProgranulinsPyridinesSortilin

Identifiers

PMID24163244
PMCPMC3929086
OpenAlexW2148500292

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.