Evidence map›Paper›PMID 29634760›Full record

ArticlePloS one2018

High-resolution temporal and regional mapping of MAPT expression and splicing in human brain development.

Marco M Hefti, Kurt Farrell, SoongHo Kim, Kathryn R Bowles, Mary E Fowkes, Towfique Raj, John F Crary

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2018. 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
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.

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, 90 citations in OpenAlex.

  1. Pooled it
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  16. Targeted protein degradation with bifunctional molecules as a novel therapeutic modality for Alzheimer's disease & beyond.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2025
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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

7 authors at 2 institutions in 1 country.

Marco M HeftiDepartment of Pathology, Icahn School of Medicine at Mount Sinai, New York, NY, United States of America.ORCID 0000-0002-3127-4528
Kurt FarrellDepartment of Neuroscience, Icahn School of Medicine at Mount Sinai, New York, NY, United States of America.
SoongHo KimDepartment of Pathology, Icahn School of Medicine at Mount Sinai, New York, NY, United States of America.
Kathryn R BowlesDepartment of Neuroscience, Icahn School of Medicine at Mount Sinai, New York, NY, United States of America.
Mary E FowkesDepartment of Pathology, Icahn School of Medicine at Mount Sinai, New York, NY, United States of America.
Towfique RajDepartment of Neuroscience, Icahn School of Medicine at Mount Sinai, New York, NY, United States of America.
John F CraryDepartment of Pathology, Icahn School of Medicine at Mount Sinai, New York, NY, United States of America.
Icahn School of Medicine at Mount Sinai · USAllen Institute for Brain Science · US

Funding

THERAPEUTIC EFFECTS OF INTRA-NASAL INSULIN DETEMIRP50AG005136 · NIA · UNIVERSITY OF WASHINGTON · PI WIJSMAN, ELLEN M · 1985 to 2019
$57.2M
Regulation of tau expression in Alzheimer disease and agingR01AG054008 · NIA · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI CRARY, JOHN FONDA · 2016 to 2020
$4.0M
Mechanisms of Age-Related TauopathyR01NS095252 · NINDS · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI John Fonda Crary · 2015 to 2026
$3.4M
The University of Iowa Clinical and Translational Science AwardKL2TR002536 · NCATS · UNIVERSITY OF IOWA · PI BASSUK, ALEXANDER G · 2018 to 2022
$3.3M
Post-doctoral fellowship in the mechanisms of age-related tauopathyF32AG056098 · NIA · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI FARRELL, KURT WILLIAM · 2017 to 2020
$190k
NCATS NIH HHS KL2 TR002536NIA NIH HHS F32 AG056098NIA NIH HHS P50 AG005136NIA NIH HHS R01 AG054008NIH HHS R01AG054008NIH HHS R01NS095252NINDS NIH HHS R01 NS095252
6 · The paper itself

Abstract

The microtubule associated protein tau plays a critical role in the pathogenesis of neurodegenerative disease. Recent studies suggest that tau also plays a role in disorders of neuronal connectivity, including epilepsy and post-traumatic stress disorder. Animal studies have shown that the MAPT gene, which codes for the tau protein, undergoes complex pre-mRNA alternative splicing to produce multiple isoforms during brain development. Human data, particularly on temporal and regional variation in tau splicing during development are however lacking. In this study, we present the first detailed examination of the temporal and regional sequence of MAPT alternative splicing in the developing human brain. We used a novel computational analysis of large transcriptomic datasets (total n = 502 patients), quantitative polymerase chain reaction (qPCR) and western blotting to examine tau expression and splicing in post-mortem human fetal, pediatric and adult brains. We found that MAPT exons 2 and 10 undergo abrupt shifts in expression during the perinatal period that are unique in the canonical human microtubule-associated protein family, while exon 3 showed small but significant temporal variation. Tau isoform expression may be a marker of neuronal maturation, temporally correlated with the onset of axonal growth. Immature brain regions such as the ganglionic eminence and rhombic lip had very low tau expression, but within more mature regions, there was little variation in tau expression or splicing. We thus demonstrate an abrupt, evolutionarily conserved shift in tau isoform expression during the human perinatal period that may be due to tau expression in maturing neurons. Alternative splicing of the MAPT pre-mRNA may play a vital role in normal brain development across multiple species and provides a basis for future investigations into the developmental and pathological functions of the tau protein.

Indexed as

Alternative SplicingAdultAgedBrainCase-Control StudiesComputational BiologyExonsHumansMiddle AgedNeurodegenerative DiseasesProtein IsoformsRNA Precursorstau ProteinsTranscriptomeMAPT protein, humanProtein IsoformsRNA Precursorstau Proteins

Identifiers

PMID29634760
PMCPMC5892924
OpenAlexW2797430502

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.