Evidence map›Paper›PMID 33452414›Full record

ArticleScientific reports2021

Thioflavin-positive tau aggregates complicating quantification of amyloid plaques in the brain of 5XFAD transgenic mouse model.

Jisu Shin, Sohui Park, HeeYang Lee, YoungSoo Kim

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
3.8field-weighted citation impact, top 6% 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

40 citing papers in PubMed, 52 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

4 authors at 1 institution in 1 country.

Jisu ShinDepartment of Pharmacy, Yonsei University, Incheon, 21983, Republic of Korea.
Sohui ParkDepartment of Pharmacy, Yonsei University, Incheon, 21983, Republic of Korea.
HeeYang LeeDepartment of Pharmacy, Yonsei University, Incheon, 21983, Republic of Korea.
YoungSoo KimDepartment of Pharmacy, Yonsei University, Incheon, 21983, Republic of Korea. y.kim@yonsei.ac.kr.
Yonsei University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Transgenic mouse models recapitulating Alzheimer's disease (AD) pathology are pivotal in molecular studies and drug evaluation. In transgenic models selectively expressing amyloid-β (Aβ), thioflavin S (ThS), a fluorescent dye with β-sheet binding properties, is widely employed to observe amyloid plaque accumulation. In this study, we investigated the possibility that a commonly used Aβ-expressing AD model mouse, 5XFAD, generates ThS-positive aggregates of β-sheet structures in addition to Aβ fibrils. To test this hypothesis, brain sections of male and female 5XFAD mice were double-stained with ThS and monoclonal antibodies against Aβ, tau, or α-synuclein, all of which aggregates are detected by ThS. Our results revealed that, in addition to amyloid plaques, 5XFAD mice express ThS-positive phospho-tau (p-tau) aggregates. Upon administration of a small molecule that exclusively disaggregates Aβ to 5XFAD mice for six weeks, we found that the reduction level of plaques was smaller in brain sections stained by ThS compared to an anti-Aβ antibody. Our findings implicate that the use of ThS complicates the quantification of amyloid plaques and the assessment of Aβ-targeting drugs in 5XFAD mice.

Indexed as

Protein AggregatesAlzheimer DiseaseAmyloidAmyloid beta-PeptidesAnimalsBenzothiazolesBrainDisease Models, AnimalFemaleMaleMiceMice, TransgenicPhosphorylationPiperazinesProtein Conformation, beta-Strandtau ProteinsAmyloidAmyloid beta-PeptidesBenzothiazolesN(2-hydroxythyl)piperazine-N'-(3-propanesulfonic acid)PiperazinesProtein Aggregatestau Proteinsthioflavin T

Identifiers

PMID33452414
PMCPMC7810901
OpenAlexW3123956652

What OpenQuestion holds

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LicenceCC BY
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.