Evidence map›Paper›PMID 38700951›Full record

ArticleEpilepsia open2024

The mechanism of mitochondrial autophagy regulating Clathrin-mediated endocytosis in epilepsy.

Xuejiao Zhou, Yu Yang, Zhenzhen Tai, Haiqing Zhang, Juan Yang, Zhong Luo, Zucai Xu

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Article in Epilepsia open, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

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3 · Its place in the literature

Who cites it

6 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

7 authors.

Xuejiao ZhouDepartment of Neurology, The Affiliated Hospital of Zunyi Medical University, Zunyi, China.
Yu YangDepartment of Neurology, The Affiliated Hospital of Zunyi Medical University, Zunyi, China.ORCID https://orcid.org/0009-0000-8957-6329
Zhenzhen TaiDepartment of Neurology, The Affiliated Hospital of Zunyi Medical University, Zunyi, China.
Haiqing ZhangDepartment of Neurology, The Affiliated Hospital of Zunyi Medical University, Zunyi, China.
Juan YangDepartment of Neurology, The Affiliated Hospital of Zunyi Medical University, Zunyi, China.
Zhong LuoDepartment of Neurology, The Affiliated Hospital of Zunyi Medical University, Zunyi, China.
Zucai XuDepartment of Neurology, The Affiliated Hospital of Zunyi Medical University, Zunyi, China.ORCID https://orcid.org/0000-0002-6849-7928

Funding

National Natural Science Foundation of China 82101527National Natural Science Foundation of China 82360268Science and Technology Program in Zunyi HZ-(2021)64Science and Technology Program of Guizhou Province gzwkj2021-017Science and Technology Program of Guizhou Province gzwkj2022-009Science and Technology Program of Guizhou Province gzwkj2023-004
6 · The paper itself

Abstract

objectiveThe objective of this study is to determine whether inhibition of mitophagy affects seizures through Clathrin-mediated endocytosis (CME).

methodsPentylenetetrazol (PTZ) was intraperitoneally injected daily to establish a chronic PTZ-kindled seizure. The Western blot (WB) was used to compare the differences in Parkin protein expression between the epilepsy group and the control group. Immunofluorescence was used to detect the expression of MitoTracker and LysoTracker. Transferrin-Alexa488 (Tf-A488) was injected into the hippocampus of mice. We evaluated the effect of 3-methyladenine (3-MA) on epilepsy behavior through observation in PTZ-kindled models.

resultsThe methylated derivative of adenine, known as 3-MA, has been extensively utilized in the field of autophagy research. The transferrin protein is internalized from the extracellular environment into the intracellular space via the CME pathway. Tf-A488 uses a fluorescent marker to track CME. Western blot showed that the expression of Parkin was significantly increased in the PTZ-kindled model (p < 0.05), while 3-MA could reduce the expression (p < 0.05). The fluorescence uptake of MitoTracker and LysoTracker was increased in the primary cultured neurons induced by magnesium-free extracellular fluid (p < 0.05); the fluorescence uptake of Tf-A488 was significantly decreased in the 3-MA group compared with the control group (p < 0.05). Following hippocampal injection of Tf-A488, both the epilepsy group and the 3-MA group exhibited decreased fluorescence uptake, with a more pronounced effect observed in the 3-MA group. Inhibition of mitophagy by 3-MA from day 3 to day 9 progressively exacerbated seizure severity and shortened latency. SIGNIFICANCE: It is speculated that the aggravation of seizures by 3-MA may be related to the failure to remove damaged mitochondria in time and effectively after inhibiting mitochondrial autophagy, affecting the vesicle endocytosis function of CME and increasing the susceptibility to epilepsy. SUMMARY: Abnormal mitophagy was observed in a chronic pentylenetetrazol-induced seizure model and a Mg

Indexed as

AutophagyClathrinEndocytosisEpilepsyMitochondriaMitophagyAdenineAnimalsDisease Models, AnimalHippocampusMaleMicePentylenetetrazoleUbiquitin-Protein Ligases3-methyladenineAdenineClathrinparkin proteinPentylenetetrazoleUbiquitin-Protein Ligases3‐methyladenineClathrin‐mediated‐endocytosisepilepsymitochondrial autophagy

Identifiers

PMID38700951
PMCPMC11296089

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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.