Evidence map›Paper›PMID 33270870›Full record

ArticleJournal of neuropathology and experimental neurology2021

Clinicopathological Staging of Dynamics of Neurodegeneration and Neuronal Loss in Alzheimer Disease.

Jerzy Wegiel, Michael Flory, Izabela Kuchna, Krzysztof Nowicki, Shuang Yong Ma, Jarek Wegiel, Eulalia Badmaev, Mony de Leon, Thomas Wisniewski, Barry Reisberg

Open access · bronzeAbstract read
In one paragraph

Article in Journal of neuropathology and experimental neurology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
0.8field-weighted citation impact, top 27% 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

10 citing papers in PubMed, 16 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

10 authors at 4 institutions in 2 countries.

Jerzy Wegiel
Michael FloryResearch Design and Analysis Service, New York State Institute for Basic Research in Developmental Disabilities, Staten Island, New York.
Izabela KuchnaFrom the Department of Developmental Neurobiology.
Krzysztof NowickiFrom the Department of Developmental Neurobiology.
Shuang Yong MaFrom the Department of Developmental Neurobiology.
Jarek WegielFrom the Department of Developmental Neurobiology.
Eulalia BadmaevFrom the Department of Developmental Neurobiology.
Mony de LeonDepartment of Radiology, Weill Cornell Medicine.
Thomas WisniewskiDepartments of Neurology, Pathology, and Psychiatry, NYU Langone Medical Center, New York, New York.
Barry ReisbergDepartments of Neurology, Pathology, and Psychiatry, NYU Langone Medical Center, New York, New York.
Institute of Developmental Physiology · RUNYU Langone Health · USNew York State Office for People With Developmental Disabilities · USWeill Cornell Medicine · US

Funding

Research Education ComponentP30AG066512 · NIA · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI Mary Sherman Mittelman · 2020 to 2026
$28.4M
Transgenic/Behavior CoreP01AG060882 · NIA · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI WISNIEWSKI, THOMAS M · 2020 to 2024
$12.0M
The role of Mnbk in DS brain development and agingR01HD043960 · NICHD · INSTITUTE FOR BASIC RES IN DEV DISABIL · PI WEGIEL, JERZY · 2004 to 2008
$2.6M
NIA NIH HHS P01 AG060882NIA NIH HHS P30 AG066512NICHD NIH HHS R01 HD043960
6 · The paper itself

Abstract

Clinical and neuropathological staging of Alzheimer disease (AD) neurodegeneration and neuronal loss dynamics is the baseline for identification of treatment targets and timing. The aim of this study of 14 brain regions in 25 subjects diagnosed with AD and 13 age-matched control subjects was to establish the pattern of neurodegeneration, and the severity and rate of neuronal loss in mild cognitive impairment/mild AD (Functional Assessment Staging [FAST] test 3-4), moderate to moderately severe AD (FAST 5-6), and severe AD (FAST 7). The study revealed (1) the most severe neuronal loss in FAST 3-4; (2) the highest rate of neuronal loss in FAST 5-6, to the "critical" point limiting further increase in neuronal loss; (3) progression of neurofibrillary degeneration, but decline of neuronal loss to a floor level in FAST 7; and (4) structure-specific rate of neuronal loss caused by neurofibrillary degeneration and a large pool of neuronal loss caused by other mechanisms. This study defines a range and speed of progression of AD pathology and functional decline that might potentially be prevented by the arrest of neuronal loss, both related and unrelated to neurofibrillary degeneration, during the 9-year duration of mild cognitive impairment/mild AD.

Indexed as

AgedAged, 80 and overAlzheimer DiseaseBrainCell DeathDisease ProgressionFemaleHumansMaleNerve DegenerationNeurofibrillary TanglesNeuronsAlzheimer diseaseClinicopathological stagingGDS/FASTNeurofibrillary degenerationNeuronal loss

Identifiers

PMID33270870
PMCPMC7749716
OpenAlexW3107099540

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.