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The effect of different doses of near infrared light on dopaminergic cell survival and gliosis in MPTP-treated mice.

Identifieur interne : 001535 ( PubMed/Checkpoint ); précédent : 001534; suivant : 001536

The effect of different doses of near infrared light on dopaminergic cell survival and gliosis in MPTP-treated mice.

Auteurs : Nabil El Massri [Australie] ; Daniel M. Johnstone [Australie] ; Cassandra L. Peoples [Australie] ; Cécile Moro [France] ; Florian Reinhart [France] ; Napoleon Torres [France] ; Jonathan Stone [Australie] ; Alim-Louis Benabid [France] ; John Mitrofanis [Australie]

Source :

RBID : pubmed:25469453

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English descriptors

Abstract

We have used the MPTP (1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine) mouse model to explore whether (i) the neuroprotective effect of near infrared light (NIr) treatment in the SNc is dose-dependent and (ii) the relationship between tyrosine hydroxylase (TH)+ terminal density and glial cells in the caudate-putamen complex (CPu). Mice received MPTP injections (50 mg/kg) and 2 J/cm2 NIr dose with either 2 d or 7 d survival period. In another series, with a longer 14 d survival period, mice had a stronger MPTP regime (100 mg/kg) and either 2 J/cm2 or 4 J/cm2 NIr dose. Brains were processed for routine immunohistochemistry and cell counts were made using stereology. Our findings were that in the 2 d series, no change in SNc TH+ cell number was evident after any treatment. In the 7 d series however, MPTP insult resulted in ∼45% reduction in TH+ cell number; after NIr (2 J/cm2) treatment, many cells were protected from the toxic insult. In the 14 d series, MPTP induced a similar reduction in TH+ cell number. NIr mitigated the loss of TH+ cells, but only at the higher dose of 4 J/cm2; the lower dose of 2 J/cm2 had no neuroprotective effect in this series. The higher dose of NIr, unlike the lower dose, also mitigated the MPTP- induced increase in CPu astrocytes after 14 d; these changes were independent of TH+ terminal density, of which, did not vary across the different experimental groups. In summary, we showed that neuroprotection by NIr irradiation in MPTP-treated mice was dose-dependent; with increasing MPTP toxicity, higher doses of NIr were required to protect cells and reduce astrogliosis.

DOI: 10.3109/00207454.2014.994063
PubMed: 25469453


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<term>1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine (administration & dosage)</term>
<term>Animals</term>
<term>Astrocytes (pathology)</term>
<term>Astrocytes (radiation effects)</term>
<term>Caudate Nucleus (pathology)</term>
<term>Caudate Nucleus (radiation effects)</term>
<term>Cell Count</term>
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<term>Dopaminergic Neurons (radiation effects)</term>
<term>Dose-Response Relationship, Drug</term>
<term>Dose-Response Relationship, Radiation</term>
<term>Gliosis (pathology)</term>
<term>Gliosis (radiotherapy)</term>
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<term>Mice</term>
<term>Mice, Inbred BALB C</term>
<term>Nerve Tissue Proteins (analysis)</term>
<term>Parkinsonian Disorders (pathology)</term>
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<term>Astrocytes (effets des radiations)</term>
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<term>Gliose (radiothérapie)</term>
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<term>Noyau caudé (effets des radiations)</term>
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<term>Pars compacta (effets des radiations)</term>
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<term>Putamen (effets des radiations)</term>
<term>Rayons infrarouges (usage thérapeutique)</term>
<term>Relation dose-effet des médicaments</term>
<term>Relation dose-effet des radiations</term>
<term>Souris</term>
<term>Souris de lignée BALB C</term>
<term>Survie cellulaire (effets des radiations)</term>
<term>Syndromes parkinsoniens (anatomopathologie)</term>
<term>Syndromes parkinsoniens (radiothérapie)</term>
<term>Tyrosine 3-monooxygenase (analyse)</term>
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<term>1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine</term>
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<keywords scheme="MESH" type="chemical" qualifier="analysis" xml:lang="en">
<term>Nerve Tissue Proteins</term>
<term>Tyrosine 3-Monooxygenase</term>
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<keywords scheme="MESH" qualifier="administration et posologie" xml:lang="fr">
<term>1-Méthyl-4-phényl-1,2,3,6-tétrahydropyridine</term>
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<term>Tyrosine 3-monooxygenase</term>
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<term>Astrocytes</term>
<term>Gliose</term>
<term>Intoxication au MPTP</term>
<term>Noyau caudé</term>
<term>Pars compacta</term>
<term>Putamen</term>
<term>Syndromes parkinsoniens</term>
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<term>Noyau caudé</term>
<term>Pars compacta</term>
<term>Putamen</term>
<term>Survie cellulaire</term>
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<term>Astrocytes</term>
<term>Caudate Nucleus</term>
<term>Gliosis</term>
<term>MPTP Poisoning</term>
<term>Parkinsonian Disorders</term>
<term>Pars Compacta</term>
<term>Putamen</term>
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<keywords scheme="MESH" qualifier="radiation effects" xml:lang="en">
<term>Astrocytes</term>
<term>Caudate Nucleus</term>
<term>Cell Survival</term>
<term>Dopaminergic Neurons</term>
<term>Pars Compacta</term>
<term>Putamen</term>
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<term>Gliosis</term>
<term>MPTP Poisoning</term>
<term>Parkinsonian Disorders</term>
</keywords>
<keywords scheme="MESH" qualifier="radiothérapie" xml:lang="fr">
<term>Gliose</term>
<term>Intoxication au MPTP</term>
<term>Syndromes parkinsoniens</term>
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<keywords scheme="MESH" qualifier="therapeutic use" xml:lang="en">
<term>Infrared Rays</term>
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<term>Rayons infrarouges</term>
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<term>Cell Count</term>
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<term>Mâle</term>
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<term>Relation dose-effet des médicaments</term>
<term>Relation dose-effet des radiations</term>
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<div type="abstract" xml:lang="en">We have used the MPTP (1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine) mouse model to explore whether (i) the neuroprotective effect of near infrared light (NIr) treatment in the SNc is dose-dependent and (ii) the relationship between tyrosine hydroxylase (TH)+ terminal density and glial cells in the caudate-putamen complex (CPu). Mice received MPTP injections (50 mg/kg) and 2 J/cm2 NIr dose with either 2 d or 7 d survival period. In another series, with a longer 14 d survival period, mice had a stronger MPTP regime (100 mg/kg) and either 2 J/cm2 or 4 J/cm2 NIr dose. Brains were processed for routine immunohistochemistry and cell counts were made using stereology. Our findings were that in the 2 d series, no change in SNc TH+ cell number was evident after any treatment. In the 7 d series however, MPTP insult resulted in ∼45% reduction in TH+ cell number; after NIr (2 J/cm2) treatment, many cells were protected from the toxic insult. In the 14 d series, MPTP induced a similar reduction in TH+ cell number. NIr mitigated the loss of TH+ cells, but only at the higher dose of 4 J/cm2; the lower dose of 2 J/cm2 had no neuroprotective effect in this series. The higher dose of NIr, unlike the lower dose, also mitigated the MPTP- induced increase in CPu astrocytes after 14 d; these changes were independent of TH+ terminal density, of which, did not vary across the different experimental groups. In summary, we showed that neuroprotection by NIr irradiation in MPTP-treated mice was dose-dependent; with increasing MPTP toxicity, higher doses of NIr were required to protect cells and reduce astrogliosis.</div>
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<ISSN IssnType="Electronic">1563-5279</ISSN>
<JournalIssue CitedMedium="Internet">
<Volume>126</Volume>
<Issue>1</Issue>
<PubDate>
<Year>2016</Year>
</PubDate>
</JournalIssue>
<Title>The International journal of neuroscience</Title>
<ISOAbbreviation>Int. J. Neurosci.</ISOAbbreviation>
</Journal>
<ArticleTitle>The effect of different doses of near infrared light on dopaminergic cell survival and gliosis in MPTP-treated mice.</ArticleTitle>
<Pagination>
<MedlinePgn>76-87</MedlinePgn>
</Pagination>
<ELocationID EIdType="doi" ValidYN="Y">10.3109/00207454.2014.994063</ELocationID>
<Abstract>
<AbstractText>We have used the MPTP (1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine) mouse model to explore whether (i) the neuroprotective effect of near infrared light (NIr) treatment in the SNc is dose-dependent and (ii) the relationship between tyrosine hydroxylase (TH)+ terminal density and glial cells in the caudate-putamen complex (CPu). Mice received MPTP injections (50 mg/kg) and 2 J/cm2 NIr dose with either 2 d or 7 d survival period. In another series, with a longer 14 d survival period, mice had a stronger MPTP regime (100 mg/kg) and either 2 J/cm2 or 4 J/cm2 NIr dose. Brains were processed for routine immunohistochemistry and cell counts were made using stereology. Our findings were that in the 2 d series, no change in SNc TH+ cell number was evident after any treatment. In the 7 d series however, MPTP insult resulted in ∼45% reduction in TH+ cell number; after NIr (2 J/cm2) treatment, many cells were protected from the toxic insult. In the 14 d series, MPTP induced a similar reduction in TH+ cell number. NIr mitigated the loss of TH+ cells, but only at the higher dose of 4 J/cm2; the lower dose of 2 J/cm2 had no neuroprotective effect in this series. The higher dose of NIr, unlike the lower dose, also mitigated the MPTP- induced increase in CPu astrocytes after 14 d; these changes were independent of TH+ terminal density, of which, did not vary across the different experimental groups. In summary, we showed that neuroprotection by NIr irradiation in MPTP-treated mice was dose-dependent; with increasing MPTP toxicity, higher doses of NIr were required to protect cells and reduce astrogliosis.</AbstractText>
</Abstract>
<AuthorList CompleteYN="Y">
<Author ValidYN="Y">
<LastName>El Massri</LastName>
<ForeName>Nabil</ForeName>
<Initials>N</Initials>
<AffiliationInfo>
<Affiliation>a Department of Anatomy F13, University of Sydney, Australia.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Johnstone</LastName>
<ForeName>Daniel M</ForeName>
<Initials>DM</Initials>
<AffiliationInfo>
<Affiliation>b Department of Physiology F13, University of Sydney, Australia.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Peoples</LastName>
<ForeName>Cassandra L</ForeName>
<Initials>CL</Initials>
<AffiliationInfo>
<Affiliation>a Department of Anatomy F13, University of Sydney, Australia.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Moro</LastName>
<ForeName>Cécile</ForeName>
<Initials>C</Initials>
<AffiliationInfo>
<Affiliation>c University Grenoble Alpes, CEA, LETI, CLINATEC, MINATEC Campus, Grenoble, France.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Reinhart</LastName>
<ForeName>Florian</ForeName>
<Initials>F</Initials>
<AffiliationInfo>
<Affiliation>c University Grenoble Alpes, CEA, LETI, CLINATEC, MINATEC Campus, Grenoble, France.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Torres</LastName>
<ForeName>Napoleon</ForeName>
<Initials>N</Initials>
<AffiliationInfo>
<Affiliation>c University Grenoble Alpes, CEA, LETI, CLINATEC, MINATEC Campus, Grenoble, France.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Stone</LastName>
<ForeName>Jonathan</ForeName>
<Initials>J</Initials>
<AffiliationInfo>
<Affiliation>b Department of Physiology F13, University of Sydney, Australia.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Benabid</LastName>
<ForeName>Alim-Louis</ForeName>
<Initials>AL</Initials>
<AffiliationInfo>
<Affiliation>c University Grenoble Alpes, CEA, LETI, CLINATEC, MINATEC Campus, Grenoble, France.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Mitrofanis</LastName>
<ForeName>John</ForeName>
<Initials>J</Initials>
<AffiliationInfo>
<Affiliation>a Department of Anatomy F13, University of Sydney, Australia.</Affiliation>
</AffiliationInfo>
</Author>
</AuthorList>
<Language>eng</Language>
<PublicationTypeList>
<PublicationType UI="D003160">Comparative Study</PublicationType>
<PublicationType UI="D016428">Journal Article</PublicationType>
<PublicationType UI="D013485">Research Support, Non-U.S. Gov't</PublicationType>
</PublicationTypeList>
<ArticleDate DateType="Electronic">
<Year>2015</Year>
<Month>01</Month>
<Day>07</Day>
</ArticleDate>
</Article>
<MedlineJournalInfo>
<Country>England</Country>
<MedlineTA>Int J Neurosci</MedlineTA>
<NlmUniqueID>0270707</NlmUniqueID>
<ISSNLinking>0020-7454</ISSNLinking>
</MedlineJournalInfo>
<ChemicalList>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D009419">Nerve Tissue Proteins</NameOfSubstance>
</Chemical>
<Chemical>
<RegistryNumber>9P21XSP91P</RegistryNumber>
<NameOfSubstance UI="D015632">1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine</NameOfSubstance>
</Chemical>
<Chemical>
<RegistryNumber>EC 1.14.16.2</RegistryNumber>
<NameOfSubstance UI="D014446">Tyrosine 3-Monooxygenase</NameOfSubstance>
</Chemical>
</ChemicalList>
<CitationSubset>IM</CitationSubset>
<MeshHeadingList>
<MeshHeading>
<DescriptorName UI="D015632" MajorTopicYN="N">1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine</DescriptorName>
<QualifierName UI="Q000008" MajorTopicYN="N">administration & dosage</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D000818" MajorTopicYN="N">Animals</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D001253" MajorTopicYN="N">Astrocytes</DescriptorName>
<QualifierName UI="Q000473" MajorTopicYN="N">pathology</QualifierName>
<QualifierName UI="Q000528" MajorTopicYN="N">radiation effects</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D002421" MajorTopicYN="N">Caudate Nucleus</DescriptorName>
<QualifierName UI="Q000473" MajorTopicYN="N">pathology</QualifierName>
<QualifierName UI="Q000528" MajorTopicYN="N">radiation effects</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D002452" MajorTopicYN="N">Cell Count</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D002470" MajorTopicYN="N">Cell Survival</DescriptorName>
<QualifierName UI="Q000528" MajorTopicYN="N">radiation effects</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D059290" MajorTopicYN="N">Dopaminergic Neurons</DescriptorName>
<QualifierName UI="Q000187" MajorTopicYN="N">drug effects</QualifierName>
<QualifierName UI="Q000528" MajorTopicYN="Y">radiation effects</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D004305" MajorTopicYN="N">Dose-Response Relationship, Drug</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D004307" MajorTopicYN="N">Dose-Response Relationship, Radiation</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D005911" MajorTopicYN="N">Gliosis</DescriptorName>
<QualifierName UI="Q000473" MajorTopicYN="N">pathology</QualifierName>
<QualifierName UI="Q000532" MajorTopicYN="Y">radiotherapy</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D007259" MajorTopicYN="N">Infrared Rays</DescriptorName>
<QualifierName UI="Q000627" MajorTopicYN="Y">therapeutic use</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D020267" MajorTopicYN="N">MPTP Poisoning</DescriptorName>
<QualifierName UI="Q000473" MajorTopicYN="N">pathology</QualifierName>
<QualifierName UI="Q000532" MajorTopicYN="Y">radiotherapy</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D008297" MajorTopicYN="N">Male</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D051379" MajorTopicYN="N">Mice</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D008807" MajorTopicYN="N">Mice, Inbred BALB C</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D009419" MajorTopicYN="N">Nerve Tissue Proteins</DescriptorName>
<QualifierName UI="Q000032" MajorTopicYN="N">analysis</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D020734" MajorTopicYN="N">Parkinsonian Disorders</DescriptorName>
<QualifierName UI="Q000473" MajorTopicYN="N">pathology</QualifierName>
<QualifierName UI="Q000532" MajorTopicYN="Y">radiotherapy</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D065842" MajorTopicYN="N">Pars Compacta</DescriptorName>
<QualifierName UI="Q000473" MajorTopicYN="N">pathology</QualifierName>
<QualifierName UI="Q000528" MajorTopicYN="Y">radiation effects</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D011699" MajorTopicYN="N">Putamen</DescriptorName>
<QualifierName UI="Q000473" MajorTopicYN="N">pathology</QualifierName>
<QualifierName UI="Q000528" MajorTopicYN="N">radiation effects</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D014446" MajorTopicYN="N">Tyrosine 3-Monooxygenase</DescriptorName>
<QualifierName UI="Q000032" MajorTopicYN="N">analysis</QualifierName>
</MeshHeading>
</MeshHeadingList>
<KeywordList Owner="NOTNLM">
<Keyword MajorTopicYN="N">neuroprotection</Keyword>
<Keyword MajorTopicYN="N">substantia nigra</Keyword>
<Keyword MajorTopicYN="N">tyrosine hydroxylase</Keyword>
</KeywordList>
</MedlineCitation>
<PubmedData>
<History>
<PubMedPubDate PubStatus="entrez">
<Year>2014</Year>
<Month>12</Month>
<Day>4</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
<PubMedPubDate PubStatus="pubmed">
<Year>2014</Year>
<Month>12</Month>
<Day>4</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
<PubMedPubDate PubStatus="medline">
<Year>2016</Year>
<Month>9</Month>
<Day>13</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
</History>
<PublicationStatus>ppublish</PublicationStatus>
<ArticleIdList>
<ArticleId IdType="pubmed">25469453</ArticleId>
<ArticleId IdType="doi">10.3109/00207454.2014.994063</ArticleId>
</ArticleIdList>
</PubmedData>
</pubmed>
<affiliations>
<list>
<country>
<li>Australie</li>
<li>France</li>
</country>
<region>
<li>Auvergne-Rhône-Alpes</li>
<li>Nouvelle-Galles du Sud</li>
<li>Rhône-Alpes</li>
</region>
<settlement>
<li>Grenoble</li>
<li>Sydney</li>
</settlement>
<orgName>
<li>Université de Sydney</li>
</orgName>
</list>
<tree>
<country name="Australie">
<region name="Nouvelle-Galles du Sud">
<name sortKey="El Massri, Nabil" sort="El Massri, Nabil" uniqKey="El Massri N" first="Nabil" last="El Massri">Nabil El Massri</name>
</region>
<name sortKey="Johnstone, Daniel M" sort="Johnstone, Daniel M" uniqKey="Johnstone D" first="Daniel M" last="Johnstone">Daniel M. Johnstone</name>
<name sortKey="Mitrofanis, John" sort="Mitrofanis, John" uniqKey="Mitrofanis J" first="John" last="Mitrofanis">John Mitrofanis</name>
<name sortKey="Peoples, Cassandra L" sort="Peoples, Cassandra L" uniqKey="Peoples C" first="Cassandra L" last="Peoples">Cassandra L. Peoples</name>
<name sortKey="Stone, Jonathan" sort="Stone, Jonathan" uniqKey="Stone J" first="Jonathan" last="Stone">Jonathan Stone</name>
</country>
<country name="France">
<region name="Auvergne-Rhône-Alpes">
<name sortKey="Moro, Cecile" sort="Moro, Cecile" uniqKey="Moro C" first="Cécile" last="Moro">Cécile Moro</name>
</region>
<name sortKey="Benabid, Alim Louis" sort="Benabid, Alim Louis" uniqKey="Benabid A" first="Alim-Louis" last="Benabid">Alim-Louis Benabid</name>
<name sortKey="Reinhart, Florian" sort="Reinhart, Florian" uniqKey="Reinhart F" first="Florian" last="Reinhart">Florian Reinhart</name>
<name sortKey="Torres, Napoleon" sort="Torres, Napoleon" uniqKey="Torres N" first="Napoleon" last="Torres">Napoleon Torres</name>
</country>
</tree>
</affiliations>
</record>

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