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The protective effect of cordyceps sinensis extract on cerebral ischemic injury via modulating the mitochondrial respiratory chain and inhibiting the mitochondrial apoptotic pathway.

Identifieur interne : 000006 ( Main/Exploration ); précédent : 000005; suivant : 000007

The protective effect of cordyceps sinensis extract on cerebral ischemic injury via modulating the mitochondrial respiratory chain and inhibiting the mitochondrial apoptotic pathway.

Auteurs : Xue Bai [République populaire de Chine] ; Tian-Yang Tan [République populaire de Chine] ; Yun-Xin Li [République populaire de Chine] ; Yue Li [République populaire de Chine] ; Ya-Fei Chen [République populaire de Chine] ; Ru Ma [République populaire de Chine] ; Shu-Yan Wang [République populaire de Chine] ; Qiang Li [République populaire de Chine] ; Zhen-Quan Liu [République populaire de Chine]

Source :

RBID : pubmed:31978767

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English descriptors

Abstract

Cerebral ischemia is a common refractory brain disease, resulting from a reduction in the blood flow to the brain. Mitochondrial dysfunction leads to ischemic stroke and brain injury. Cordyceps sinensis (CS) is an important traditional Chinese medicine, which has been linked to neuroprotection in recent studies. In this study, we investigated the role of the mitochondrial respiratory chain and the mitochondrial apoptotic pathway on the protective effect of Cordyceps sinensis extract (CSE) against cerebral ischemia injury both in vivo and in vitro. In a murine middle cerebral artery occlusion (MCAO) model, administration of CSE relieved neuronal morphological damage and attenuated the neuronal apoptosis. CSE also reduced neurobehavioral scores and oxygen free radical (OFR), while improving the levels of ATP, cytochrome c oxidase (COX), and mitochondrial complexes I-IV. Furthermore, the mRNA expression of Bax, cytochrome c (Cyt c) and caspase-3 were down-regulated. In brain microvascular endothelial cells (BMECs) exposed to oxygen and glucose deprivation (OGD), CSE prevented OGD-induced cellular apoptosis, and recovered the reduction of mitochondrial membrane potential (MMP). Moreover, CSE treatment induced an increase of Bcl-2 protein expression and a decrease of Bax, Cyt c and caspase-3 protein expression. Meanwhile, the caspase-3, -8, and -9 activities were also inhibited. The results indicate that CSE can relieve cerebral ischemia injury and exhibit protective effects via modulating the mitochondrial respiratory chain and inhibiting the mitochondrial apoptotic pathway.

DOI: 10.1016/j.biopha.2020.109834
PubMed: 31978767


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<div type="abstract" xml:lang="en">Cerebral ischemia is a common refractory brain disease, resulting from a reduction in the blood flow to the brain. Mitochondrial dysfunction leads to ischemic stroke and brain injury. Cordyceps sinensis (CS) is an important traditional Chinese medicine, which has been linked to neuroprotection in recent studies. In this study, we investigated the role of the mitochondrial respiratory chain and the mitochondrial apoptotic pathway on the protective effect of Cordyceps sinensis extract (CSE) against cerebral ischemia injury both in vivo and in vitro. In a murine middle cerebral artery occlusion (MCAO) model, administration of CSE relieved neuronal morphological damage and attenuated the neuronal apoptosis. CSE also reduced neurobehavioral scores and oxygen free radical (OFR), while improving the levels of ATP, cytochrome c oxidase (COX), and mitochondrial complexes I-IV. Furthermore, the mRNA expression of Bax, cytochrome c (Cyt c) and caspase-3 were down-regulated. In brain microvascular endothelial cells (BMECs) exposed to oxygen and glucose deprivation (OGD), CSE prevented OGD-induced cellular apoptosis, and recovered the reduction of mitochondrial membrane potential (MMP). Moreover, CSE treatment induced an increase of Bcl-2 protein expression and a decrease of Bax, Cyt c and caspase-3 protein expression. Meanwhile, the caspase-3, -8, and -9 activities were also inhibited. The results indicate that CSE can relieve cerebral ischemia injury and exhibit protective effects via modulating the mitochondrial respiratory chain and inhibiting the mitochondrial apoptotic pathway.</div>
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<Affiliation>Traditional Chinese Medicine School, Beijing University of Chinese Medicine, Beijing 100029, People's Republic of China.</Affiliation>
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<LastName>Li</LastName>
<ForeName>Qiang</ForeName>
<Initials>Q</Initials>
<AffiliationInfo>
<Affiliation>Chinese Materia Medica School, Beijing University of Chinese Medicine, Beijing 100029, People's Republic of China.</Affiliation>
</AffiliationInfo>
</Author>
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<LastName>Liu</LastName>
<ForeName>Zhen-Quan</ForeName>
<Initials>ZQ</Initials>
<AffiliationInfo>
<Affiliation>Chinese Materia Medica School, Beijing University of Chinese Medicine, Beijing 100029, People's Republic of China. Electronic address: lzqbzy@sina.com.</Affiliation>
</AffiliationInfo>
</Author>
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</PublicationTypeList>
<ArticleDate DateType="Electronic">
<Year>2020</Year>
<Month>01</Month>
<Day>21</Day>
</ArticleDate>
</Article>
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<Country>France</Country>
<MedlineTA>Biomed Pharmacother</MedlineTA>
<NlmUniqueID>8213295</NlmUniqueID>
<ISSNLinking>0753-3322</ISSNLinking>
</MedlineJournalInfo>
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<Chemical>
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<NameOfSubstance UI="D018696">Neuroprotective Agents</NameOfSubstance>
</Chemical>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D010936">Plant Extracts</NameOfSubstance>
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<CitationSubset>IM</CitationSubset>
<MeshHeadingList>
<MeshHeading>
<DescriptorName UI="D000818" MajorTopicYN="N">Animals</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D017209" MajorTopicYN="N">Apoptosis</DescriptorName>
<QualifierName UI="Q000187" MajorTopicYN="N">drug effects</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D002545" MajorTopicYN="N">Brain Ischemia</DescriptorName>
<QualifierName UI="Q000503" MajorTopicYN="N">physiopathology</QualifierName>
<QualifierName UI="Q000517" MajorTopicYN="Y">prevention & control</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D032661" MajorTopicYN="N">Cordyceps</DescriptorName>
<QualifierName UI="Q000737" MajorTopicYN="Y">chemistry</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D004195" MajorTopicYN="N">Disease Models, Animal</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D004579" MajorTopicYN="N">Electron Transport</DescriptorName>
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<DescriptorName UI="D053078" MajorTopicYN="N">Membrane Potential, Mitochondrial</DescriptorName>
<QualifierName UI="Q000187" MajorTopicYN="N">drug effects</QualifierName>
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<MeshHeading>
<DescriptorName UI="D051379" MajorTopicYN="N">Mice</DescriptorName>
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<DescriptorName UI="D008928" MajorTopicYN="N">Mitochondria</DescriptorName>
<QualifierName UI="Q000187" MajorTopicYN="N">drug effects</QualifierName>
<QualifierName UI="Q000378" MajorTopicYN="N">metabolism</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D018696" MajorTopicYN="N">Neuroprotective Agents</DescriptorName>
<QualifierName UI="Q000302" MajorTopicYN="N">isolation & purification</QualifierName>
<QualifierName UI="Q000494" MajorTopicYN="N">pharmacology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D010936" MajorTopicYN="N">Plant Extracts</DescriptorName>
<QualifierName UI="Q000494" MajorTopicYN="Y">pharmacology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D017207" MajorTopicYN="N">Rats, Sprague-Dawley</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D020521" MajorTopicYN="N">Stroke</DescriptorName>
<QualifierName UI="Q000503" MajorTopicYN="N">physiopathology</QualifierName>
<QualifierName UI="Q000517" MajorTopicYN="Y">prevention & control</QualifierName>
</MeshHeading>
</MeshHeadingList>
<KeywordList Owner="NOTNLM">
<Keyword MajorTopicYN="N">Cerebral is chemic injury</Keyword>
<Keyword MajorTopicYN="N">Cordyceps sinensis</Keyword>
<Keyword MajorTopicYN="N">Mitochondrial apoptotic pathway</Keyword>
<Keyword MajorTopicYN="N">Mitochondrial respiratory chain</Keyword>
</KeywordList>
<CoiStatement>Declaration of Competing Interest The authors declare no conflict of interest.</CoiStatement>
</MedlineCitation>
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<Year>2019</Year>
<Month>09</Month>
<Day>05</Day>
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<PubMedPubDate PubStatus="revised">
<Year>2019</Year>
<Month>12</Month>
<Day>15</Day>
</PubMedPubDate>
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<Year>2019</Year>
<Month>12</Month>
<Day>23</Day>
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<Month>1</Month>
<Day>25</Day>
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<Year>2020</Year>
<Month>1</Month>
<Day>25</Day>
<Hour>6</Hour>
<Minute>0</Minute>
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<PublicationStatus>ppublish</PublicationStatus>
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<ArticleId IdType="pubmed">31978767</ArticleId>
<ArticleId IdType="pii">S0753-3322(20)30024-X</ArticleId>
<ArticleId IdType="doi">10.1016/j.biopha.2020.109834</ArticleId>
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<affiliations>
<list>
<country>
<li>République populaire de Chine</li>
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<settlement>
<li>Pékin</li>
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<name sortKey="Bai, Xue" sort="Bai, Xue" uniqKey="Bai X" first="Xue" last="Bai">Xue Bai</name>
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<name sortKey="Chen, Ya Fei" sort="Chen, Ya Fei" uniqKey="Chen Y" first="Ya-Fei" last="Chen">Ya-Fei Chen</name>
<name sortKey="Li, Qiang" sort="Li, Qiang" uniqKey="Li Q" first="Qiang" last="Li">Qiang Li</name>
<name sortKey="Li, Yue" sort="Li, Yue" uniqKey="Li Y" first="Yue" last="Li">Yue Li</name>
<name sortKey="Li, Yun Xin" sort="Li, Yun Xin" uniqKey="Li Y" first="Yun-Xin" last="Li">Yun-Xin Li</name>
<name sortKey="Liu, Zhen Quan" sort="Liu, Zhen Quan" uniqKey="Liu Z" first="Zhen-Quan" last="Liu">Zhen-Quan Liu</name>
<name sortKey="Ma, Ru" sort="Ma, Ru" uniqKey="Ma R" first="Ru" last="Ma">Ru Ma</name>
<name sortKey="Tan, Tian Yang" sort="Tan, Tian Yang" uniqKey="Tan T" first="Tian-Yang" last="Tan">Tian-Yang Tan</name>
<name sortKey="Wang, Shu Yan" sort="Wang, Shu Yan" uniqKey="Wang S" first="Shu-Yan" last="Wang">Shu-Yan Wang</name>
</country>
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</record>

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