Evidence map›Paper›PMID 37946041›Full record

ArticleNature aging2023

Chiral nanoparticle-remodeled gut microbiota alleviates neurodegeneration via the gut-brain axis.

Xiao Guo, Chen Li, Jia Zhang, Maozhong Sun, Jun Xu, Chuanlai Xu, Hua Kuang, Liguang Xu

Abstract read
PubMed Publisher
In one paragraph

Article in Nature aging, 2023. 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
14.2field-weighted citation impact, top 1% 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, 92 citations in OpenAlex.

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  11. Immune-proteo-metabolomic changes link to Aβ and tau pathology in Alzheimer disease.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2026
    Article
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  19. The selenium-enrichedFrontiers in microbiology · 2026
    Article
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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

8 authors at 2 institutions in 1 country.

Xiao GuoState Key Laboratory of Food Science and Resources, International Joint Research Laboratory for Biointerface and Biodetection, School of Food Science and Technology, International Joint Research Center for Photo-responsive Molecules and Materials, Jiangnan University, Wuxi, People's Republic of China.
Chen LiState Key Laboratory of Food Science and Resources, International Joint Research Laboratory for Biointerface and Biodetection, School of Food Science and Technology, International Joint Research Center for Photo-responsive Molecules and Materials, Jiangnan University, Wuxi, People's Republic of China.
Jia ZhangState Key Laboratory of Food Science and Resources, International Joint Research Laboratory for Biointerface and Biodetection, School of Food Science and Technology, International Joint Research Center for Photo-responsive Molecules and Materials, Jiangnan University, Wuxi, People's Republic of China.
Maozhong SunState Key Laboratory of Food Science and Resources, International Joint Research Laboratory for Biointerface and Biodetection, School of Food Science and Technology, International Joint Research Center for Photo-responsive Molecules and Materials, Jiangnan University, Wuxi, People's Republic of China.
Jun XuDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, China National Clinical Research Center for Neurological Diseases, Beijing, People's Republic of China.
Chuanlai XuState Key Laboratory of Food Science and Resources, International Joint Research Laboratory for Biointerface and Biodetection, School of Food Science and Technology, International Joint Research Center for Photo-responsive Molecules and Materials, Jiangnan University, Wuxi, People's Republic of China. xcl@jiangnan.edu.cn.ORCID 0000-0002-5639-7102
Hua KuangState Key Laboratory of Food Science and Resources, International Joint Research Laboratory for Biointerface and Biodetection, School of Food Science and Technology, International Joint Research Center for Photo-responsive Molecules and Materials, Jiangnan University, Wuxi, People's Republic of China. kuangh@jiangnan.edu.cn.ORCID 0000-0002-2724-8722
Liguang XuState Key Laboratory of Food Science and Resources, International Joint Research Laboratory for Biointerface and Biodetection, School of Food Science and Technology, International Joint Research Center for Photo-responsive Molecules and Materials, Jiangnan University, Wuxi, People's Republic of China. xlg@jiangnan.edu.cn.ORCID 0000-0001-9453-7703
Jiangnan University · CNCapital Medical University · CN

Funding

National Science Foundation of China | National Natural Science Foundation of China-Yunnan Joint Fund (NSFC-Yunnan Joint Fund) 21925402National Science Foundation of China | National Natural Science Foundation of China-Yunnan Joint Fund (NSFC-Yunnan Joint Fund) 32071400National Science Foundation of China | National Natural Science Foundation of China-Yunnan Joint Fund (NSFC-Yunnan Joint Fund) 92156003
6 · The paper itself

Abstract

Alzheimer's disease (AD) is characterized by amyloid-β accumulation in the brain and hyperphosphorylated tau aggregation, as well as neuroinflammation. The gut-brain axis has emerged as a therapeutic target in neurodegenerative diseases by modulating metabolic activity, neuroimmune functions and sensory neuronal signaling. Here we investigate interactions between orally ingested chiral Au nanoparticles and the gut microbiota in AD mice. Oral administration of chiral Au nanoparticles restored cognitive abilities and ameliorated amyloid-β and hyperphosphorylated tau pathologies in AD mice via alterations in the gut microbiome composition and an increase in the gut metabolite, indole-3-acetic acid, which was lower in serum and cerebrospinal fluid of patients with AD compared with age-matched controls. Oral administration of indole-3-acetic acid was able to penetrate the blood-brain barrier and alleviated cognitive decline and pathology including neuroinflammation in AD mice. These findings provide a promising therapeutic target for the amelioration of neuroinflammation and treatment of neurodegenerative diseases.

Indexed as

Alzheimer DiseaseGastrointestinal MicrobiomeMetal NanoparticlesAmyloid beta-PeptidesAnimalsBrain-Gut AxisGoldHumansMiceNeuroinflammatory DiseasesAmyloid beta-PeptidesGold

Identifiers

PMID37946041
OpenAlexW4388541000

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.