Evidence map›Paper›PMID 36273169›Full record

ArticleJournal of biomedical science2022

Tetrandrine ameliorates cognitive deficits and mitigates tau aggregation in cell and animal models of tauopathies.

Benjamin Chun-Kit Tong, Alexis Shiying Huang, Aston Jiaxi Wu, Ashok Iyaswamy, Olivia Ka-Yi Ho, Anna Hau-Yee Kong, Sravan Gopalkrishnashetty Sreenivasmurthy, Zhou Zhu, Chengfu Su, Jia Liu and 3 more

Open access · diamondAbstract read
In one paragraph

Article in Journal of biomedical science, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
6.4field-weighted citation impact, top 2% 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

23 citing papers in PubMed, 41 citations in OpenAlex.

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  15. PPARɑ Ligand Caudatin Improves Cognitive Functions and Mitigates Alzheimer's Disease Defects By Inducing Autophagy in Mice Models.Journal of neuroimmune pharmacology : the official journal of the Society on NeuroImmune Pharmacology · 2023
    Article
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  19. New Monoterpenoid Indole Alkaloids fromInternational journal of molecular sciences · 2023
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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

13 authors at 2 institutions in 2 countries.

Benjamin Chun-Kit Tong *School of Chinese Medicine and Mr. and Mrs. Ko Chi Ming Centre for Parkinson's Disease Research, Hong Kong Baptist University, 7 Baptist University Road, Kowloon Tong, Kowloon, Hong Kong, SAR, China. cktong@hkbu.edu.hk.
Alexis Shiying Huang *School of Chinese Medicine and Mr. and Mrs. Ko Chi Ming Centre for Parkinson's Disease Research, Hong Kong Baptist University, 7 Baptist University Road, Kowloon Tong, Kowloon, Hong Kong, SAR, China.
Aston Jiaxi WuSchool of Chinese Medicine and Mr. and Mrs. Ko Chi Ming Centre for Parkinson's Disease Research, Hong Kong Baptist University, 7 Baptist University Road, Kowloon Tong, Kowloon, Hong Kong, SAR, China.
Ashok IyaswamySchool of Chinese Medicine and Mr. and Mrs. Ko Chi Ming Centre for Parkinson's Disease Research, Hong Kong Baptist University, 7 Baptist University Road, Kowloon Tong, Kowloon, Hong Kong, SAR, China.
Olivia Ka-Yi HoSchool of Chinese Medicine and Mr. and Mrs. Ko Chi Ming Centre for Parkinson's Disease Research, Hong Kong Baptist University, 7 Baptist University Road, Kowloon Tong, Kowloon, Hong Kong, SAR, China.
Anna Hau-Yee KongSchool of Chinese Medicine and Mr. and Mrs. Ko Chi Ming Centre for Parkinson's Disease Research, Hong Kong Baptist University, 7 Baptist University Road, Kowloon Tong, Kowloon, Hong Kong, SAR, China.
Sravan Gopalkrishnashetty SreenivasmurthySchool of Chinese Medicine and Mr. and Mrs. Ko Chi Ming Centre for Parkinson's Disease Research, Hong Kong Baptist University, 7 Baptist University Road, Kowloon Tong, Kowloon, Hong Kong, SAR, China.
Zhou ZhuSchool of Chinese Medicine and Mr. and Mrs. Ko Chi Ming Centre for Parkinson's Disease Research, Hong Kong Baptist University, 7 Baptist University Road, Kowloon Tong, Kowloon, Hong Kong, SAR, China.
Chengfu SuSchool of Chinese Medicine and Mr. and Mrs. Ko Chi Ming Centre for Parkinson's Disease Research, Hong Kong Baptist University, 7 Baptist University Road, Kowloon Tong, Kowloon, Hong Kong, SAR, China.
Jia LiuSchool of Chinese Medicine and Mr. and Mrs. Ko Chi Ming Centre for Parkinson's Disease Research, Hong Kong Baptist University, 7 Baptist University Road, Kowloon Tong, Kowloon, Hong Kong, SAR, China.
Juxian SongMedical College of Acupuncture-Moxibustion and Rehabilitation, Guangzhou University of Chinese Medicine, Guangzhou, China.
Min LiSchool of Chinese Medicine and Mr. and Mrs. Ko Chi Ming Centre for Parkinson's Disease Research, Hong Kong Baptist University, 7 Baptist University Road, Kowloon Tong, Kowloon, Hong Kong, SAR, China. limin@hkbu.edu.hk.
King-Ho CheungSchool of Chinese Medicine and Mr. and Mrs. Ko Chi Ming Centre for Parkinson's Disease Research, Hong Kong Baptist University, 7 Baptist University Road, Kowloon Tong, Kowloon, Hong Kong, SAR, China. kingho@hkbu.edu.hk.ORCID http://orcid.org/0000-0001-8683-1654
Hong Kong Baptist University · HKGuangzhou University of Chinese Medicine · CN

Funding

Health and Medical Research Fund 15163421Health and Medical Research Fund 17182561Natural Science Foundation of Guangdong Province 2019A1515011756University Grants Committee HKBU/12100321University Grants Committee HKBU/12100618University Grants Committee HKBU/17104514
6 · The paper itself

Abstract

backgroundTauopathies are neurodegenerative diseases that are associated with the pathological accumulation of tau-containing tangles in the brain. Tauopathy can impair cognitive and motor functions and has been observed in Alzheimer's disease (AD) and frontotemporal dementia (FTD). The aetiology of tauopathy remains mysterious; however, recent studies suggest that the autophagic-endolysosomal function plays an essential role in the degradation and transmission of pathological tau. We previously demonstrated that tetrandrine could ameliorate memory functions and clear amyloid plaques in transgenic AD mice by restoring autophagic-endolysosomal function. However, the efficacy of tetrandrine and the associated therapeutic mechanism in tauopathies have not been evaluated and elucidated.

methodsNovel object recognition, fear conditioning and electrophysiology were used to evaluate the effects of tetrandrine on memory functions in transgenic tau mice. Western blotting and immunofluorescence staining were employed to determine the effect of tetrandrine on autophagy and tau clearance in vivo. Calcium (Ca

resultsWe observed that tetrandrine treatment mitigated tau tangle development and corrected memory impairment in Thy1-hTau.P301S transgenic mice. Mechanistically, we showed that mutant tau expression disrupts lysosome pH by increasing two-pore channel 2 (TPC2)-mediated Ca

conclusionsTogether, these findings suggest that pathological tau disturbs endolysosomal homeostasis to impair tau clearance. This impairment results in a vicious cycle that accelerates disease pathogenesis. The success of tetrandrine in reducing tau aggregation suggests first, that tetrandrine could be an effective drug for tauopathies and second, that rescuing lysosomal Ca

Indexed as

Alzheimer DiseaseTauopathiesAnimalsBenzylisoquinolinesCalciumCognitionDisease Models, AnimalMiceMice, Transgenictau ProteinsBenzylisoquinolinesCalciumtau ProteinstetrandrineAutophagyCalcium dysregulationLysosomeTauopathyTetrandrineTwo-pore channel 2

Identifiers

PMID36273169
PMCPMC9587578
OpenAlexW4307136025

What OpenQuestion holds

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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.