Evidence map›Paper›PMID 39957504›Full record

ArticleCNS neuroscience & therapeutics2025

Fecal Microbiota Transplantation Improves Cognitive Function of a Mouse Model of Alzheimer's Disease.

Xueqin Jiang, Yu Zheng, Huaiqing Sun, Yini Dang, Mengmei Yin, Ming Xiao, Ting Wu

Abstract read
In one paragraph

Article in CNS neuroscience & therapeutics, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
–field-weighted citation impact
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

18 citing papers in PubMed.

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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

7 authors.

Xueqin JiangDepartment of Neurology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.
Yu ZhengDepartment of Rehabilitation Medicine, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.
Huaiqing SunDepartment of Neurology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.
Yini DangDepartment of Gastroenterology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.
Mengmei YinDepartment of Neurology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.
Ming XiaoJiangsu Key Laboratory of Neurodegeneration, Nanjing Medical University, Nanjing, China.ORCID 0000-0001-5528-9102
Ting WuDepartment of Neurology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.ORCID 0009-0006-9110-1115

Funding

National Natural Science Foundation of China 81971237
6 · The paper itself

Abstract

backgroundA growing body of evidence suggests a link between the gut microbiota and Alzheimer's disease (AD), although the underlying mechanisms remain elusive. This study aimed to investigate the impact of fecal microbiota transplantation (FMT) on cognitive function in a mouse model of AD.

methodsFour-month-old 5 × FAD (familial Alzheimer's disease) mice underwent antibiotic treatment to deplete their native gut microbiota. Subsequently, they received FMT either weekly or every other day. After 8 weeks, cognitive function and β-amyloid (Aβ) load were assessed through behavioral testing and pathological analysis, respectively. The composition of the gut microbiota was analyzed using 16S rRNA sequencing.

resultsInitial weekly FMT failed to alleviate memory deficits or reduce brain Aβ pathology in 5 × FAD mice. In contrast, FMT administered every other day effectively restored gut dysbiosis in 5 × FAD mice and decreased Aβ pathology and lipopolysaccharide levels in the colon and hippocampus. Mechanistically, FMT reduced the expression of amyloid β precursor protein, β-site APP cleaving enzyme 1, and presenilin-1, potentially by inhibiting the Toll-like receptor 4/inhibitor of kappa B kinase β/nuclear factor kappa-B signaling pathway. However, the cognitive benefits of FMT on 5 × FAD mice diminished over time.

conclusionThese findings demonstrate the dose- and time-dependent efficacy of FMT in mitigating AD-like pathology, underscoring the potential of targeting the gut microbiota for AD treatment.

Indexed as

Alzheimer DiseaseCognitionFecal Microbiota TransplantationAmyloid beta-PeptidesAmyloid Precursor Protein SecretasesAnimalsDisease Models, AnimalGastrointestinal MicrobiomeHippocampusMaleMaze LearningMiceMice, Inbred C57BLMice, TransgenicAmyloid beta-PeptidesAmyloid Precursor Protein SecretasesAlzheimer's diseasefecal microbiota transplantationgut microbiotalipopolysaccharideβ‐amyloid

Identifiers

PMID39957504
PMCPMC11831070

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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.