Evidence map›Paper›PMID 32149777›Full record

ArticleAnesthesiology2020

Dantrolene Ameliorates Impaired Neurogenesis and Synaptogenesis in Induced Pluripotent Stem Cell Lines Derived from Patients with Alzheimer's Disease.

Yong Wang, Ge Liang, Shuqing Liang, Rachel Mund, Yun Shi, Huafeng Wei

Open access · bronzeAbstract read
In one paragraph

Article in Anesthesiology, 2020. 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
1.7field-weighted citation impact, top 18% 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, 30 citations in OpenAlex.

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  7. Intranasal Delivery of Lithium Salt Suppresses Inflammatory Pyroptosis in the Brain and Ameliorates Memory Loss and Depression-like Behavior in 5XFAD Mice.Journal of neuroimmune pharmacology : the official journal of the Society on NeuroImmune Pharmacology · 2025
    Article
  8. Article
  9. Review
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  13. Cytosolic calcium: Judge, jury and executioner of neurodegeneration in Alzheimer's disease and beyond.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2023
    Review
  14. Current clinical application of dantrolene sodium.Anesthesia and pain medicine · 2023
    Review
  15. Review
  16. Review
  17. Protein mishandling and impaired lysosomal proteolysis generated through calcium dysregulation in Alzheimer's disease.Proceedings of the National Academy of Sciences of the United States of America · 2022
    Article
  18. Potential mechanisms underlying lithium treatment for Alzheimer's disease and COVID-19.European review for medical and pharmacological sciences · 2022
    Review
  19. Review
  20. Dantrolene repurposed to treat sepsis or septic shock and COVID-19 patients.European review for medical and pharmacological sciences · 2021
    Review
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

6 authors at 3 institutions in 2 countries.

Yong WangFrom the Department of Anesthesiology and Critical Care, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania (Y.W., G.L., S.L., Y.S., H.W.) the Department of Anesthesiology, First Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou, China (Y.W.) the Department of Anesthesiology, the First Affiliated Hospital of Jinan University, Guangzhou, China (S.L.) the College of Art and Science, University of Pennsylvania, Philadelphia, Pennsylvania (R.M.) the Department of Anesthesiology, Children's Hospital of Fudan University, Shanghai, China (Y.S.).
Ge Liang
Shuqing Liang
Rachel Mund
Yun Shi
Huafeng Wei
First Affiliated Hospital of Guangzhou University of Chinese Medicine · CNFirst Affiliated Hospital of Jinan University · CNUniversity of Pennsylvania · US

Funding

Mechanisms of Anesthesia Mediated NeurotoxicityR01GM084979 · NIGMS · UNIVERSITY OF PENNSYLVANIA · PI WEI, HUAFENG · 2008 to 2018
$2.8M
Mechanisms of Dantrolene Neuroprotection in Alzheimer's DiseaseR01AG061447 · NIA · UNIVERSITY OF PENNSYLVANIA · PI WEI, HUAFENG · 2019 to 2023
$2.3M
NIA NIH HHS R01 AG061447NIGMS NIH HHS R01 GM084979
6 · The paper itself

Abstract

backgroundOveractivation of ryanodine receptors and the resulting impaired calcium homeostasis contribute to Alzheimer's disease-related pathophysiology. This study hypothesized that exposing neuronal progenitors derived from induced pluripotent stems cells of patients with Alzheimer's disease to dantrolene will increase survival, proliferation, neurogenesis, and synaptogenesis.

methodsInduced pluripotent stem cells obtained from skin fibroblast of healthy subjects and patients with familial and sporadic Alzheimer's disease were used. Biochemical and immunohistochemical methods were applied to determine the effects of dantrolene on the viability, proliferation, differentiation, and calcium dynamics of these cells.

resultsDantrolene promoted cell viability and proliferation in these two cell lines. Compared with the control, differentiation into basal forebrain cholinergic neurons significantly decreased by 10.7% (32.9 ± 3.6% vs. 22.2 ± 2.6%, N = 5, P = 0.004) and 9.2% (32.9 ± 3.6% vs. 23.7 ± 3.1%, N = 5, P = 0.017) in cell lines from sporadic and familial Alzheimer's patients, respectively, which were abolished by dantrolene. Synapse density was significantly decreased in cortical neurons generated from stem cells of sporadic Alzheimer's disease by 58.2% (237.0 ± 28.4 vs. 99.0 ± 16.6 arbitrary units, N = 4, P = 0.001) or familial Alzheimer's disease by 52.3% (237.0 ± 28.4 vs.113.0 ± 34.9 vs. arbitrary units, N = 5, P = 0.001), which was inhibited by dantrolene in the familial cell line. Compared with the control, adenosine triphosphate (30 µM) significantly increased higher peak elevation of cytosolic calcium concentrations in the cell line from sporadic Alzheimer's patients (84.1 ± 27.0% vs. 140.4 ± 40.2%, N = 5, P = 0.049), which was abolished by the pretreatment of dantrolene. Dantrolene inhibited the decrease of lysosomal vacuolar-type H-ATPase and the impairment of autophagy activity in these two cell lines from Alzheimer's disease patients.

conclusionsDantrolene ameliorated the impairment of neurogenesis and synaptogenesis, in association with restoring intracellular Ca homeostasis and physiologic autophagy, cell survival, and proliferation in induced pluripotent stem cells and their derived neurons from sporadic and familial Alzheimer's disease patients.

Indexed as

Alzheimer DiseaseAdultCells, CulturedDantroleneHumansInduced Pluripotent Stem CellsMaleMiddle AgedMuscle Relaxants, CentralNeurogenesisRandom AllocationSynapsesDantroleneMuscle Relaxants, Central

Identifiers

PMID32149777
PMCPMC7160009
OpenAlexW3009274903

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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.