Evidence map›Paper›PMID 28397068›Full record

ArticleNeurochemical research2017

Amniotic Mesenchymal Stem Cells Decrease Aβ Deposition and Improve Memory in APP/PS1 Transgenic Mice.

Xiao-Yu Zheng, Qian-Quan Wan, Chuan-Yi Zheng, Hong-Long Zhou, Xing-Yu Dong, Qing-Shan Deng, Hui Yao, Qiang Fu, Mou Gao, Zhong-Jie Yan and 7 more

Abstract read
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In one paragraph

Article in Neurochemical research, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
–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

20 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

17 authors.

Xiao-Yu ZhengDepartment of Intensive-Care Unit, Affiliated First Hospital, Jinan University, Guangzhou, China.
Qian-Quan WanDepartment of Neurosurgery, Affiliated First Hospital, Jinan University, Region, No. 613, Huangpudadaoxi, Tianhe District, Guangzhou, 510630, China.
Chuan-Yi ZhengAffiliated Bayi Brain Hospital, General Hospital of Beijing Military Region, Beijing, China.
Hong-Long ZhouAffiliated Bayi Brain Hospital, General Hospital of Beijing Military Region, Beijing, China.
Xing-Yu DongAffiliated Bayi Brain Hospital, General Hospital of Beijing Military Region, Beijing, China.
Qing-Shan DengAffiliated Bayi Brain Hospital, General Hospital of Beijing Military Region, Beijing, China.
Hui YaoAffiliated Bayi Brain Hospital, General Hospital of Beijing Military Region, Beijing, China.
Qiang FuAffiliated Bayi Brain Hospital, General Hospital of Beijing Military Region, Beijing, China.
Mou GaoAffiliated Bayi Brain Hospital, General Hospital of Beijing Military Region, Beijing, China.
Zhong-Jie YanAffiliated Bayi Brain Hospital, General Hospital of Beijing Military Region, Beijing, China.
Shan-Shan WangAffiliated Bayi Brain Hospital, General Hospital of Beijing Military Region, Beijing, China.
Yu YouAffiliated Bayi Brain Hospital, General Hospital of Beijing Military Region, Beijing, China.
Jun LvAffiliated Bayi Brain Hospital, General Hospital of Beijing Military Region, Beijing, China.
Xiang-Yu WangDepartment of Neurosurgery, Affiliated First Hospital, Jinan University, Region, No. 613, Huangpudadaoxi, Tianhe District, Guangzhou, 510630, China. wang_xy123@126.com.
Ke-En ChenDepartment of Neurosurgery, Affiliated First Hospital, Jinan University, Region, No. 613, Huangpudadaoxi, Tianhe District, Guangzhou, 510630, China. tcken@jun.edu.cn.
Mao-Ying ZhangDepartment of Neurosurgery, Affiliated First Hospital, Jinan University, Region, No. 613, Huangpudadaoxi, Tianhe District, Guangzhou, 510630, China. zmaoying2009@163.com.
Ru-Xiang XuAffiliated Bayi Brain Hospital, General Hospital of Beijing Military Region, Beijing, China. xuruxiangbrain@163.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Transplantation of human amniotic mesenchymal stem cells (hAM-MSCs) seems to be a promising strategy for the treatment of neurodegenerative disorders, including Alzheimer's disease (AD). However, the clinical therapeutic effects of hAM-MSCs and their mechanisms of action in AD remain to be determined. Here, we used amyloid precursor protein (APP) and presenilin1 (PS1) double-transgenic mice to evaluate the effects of hAM-MSC transplantation on AD-related neuropathology and cognitive dysfunction. We found that hAM-MSC transplantation into the hippocampus dramatically reduced amyloid-β peptide (Aβ) deposition and rescued spatial learning and memory deficits in APP/PS1 mice. Interestingly, these effects were associated with increasing in Aβ-degrading factors, elevations in activated microglia, and the modulation of neuroinflammation. Furthermore, enhanced hippocampal neurogenesis in the subgranular zone (SGZ) of the dentate gyrus (DG) and enhanced synaptic plasticity following hAM-MSC treatment could be another important factor in reversing the cognitive decline in APP/PS1 mice. Instead, the mechanism underlying the improved cognition apparently involves a robust increase in hippocampal synaptic density and neurogenesis that is mediated by brain-derived neurotrophic factor (BDNF). In conclusion, our data suggest that hAM-MSCs may be a new and effective therapy for the treatment of AD.

Indexed as

Amniotic FluidAmyloid beta-PeptidesAmyloid beta-Protein PrecursorAnimalsCells, CulturedMaleMaze LearningMemoryMemory DisordersMesenchymal Stem CellsMesenchymal Stem Cell TransplantationMiceMice, Inbred C57BLMice, TransgenicPresenilin-1Amyloid beta-PeptidesAmyloid beta-Protein PrecursorAPP protein, humanPresenilin-1Alzheimer’s diseaseBDNFhAM-MSCsNeurogenesisNeuroinflammationSynaptic plasticity

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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.