2019
Prokaryotic SPHINX replication sequences are conserved in mammalian brain and participate in neurodegeneration
Szigeti‐Buck K, Manuelidis L. Prokaryotic SPHINX replication sequences are conserved in mammalian brain and participate in neurodegeneration. Journal Of Cellular Biochemistry 2019, 120: 17687-17698. PMID: 31231867, DOI: 10.1002/jcb.29035.Peer-Reviewed Original ResearchConceptsCreutzfeldt-Jakob diseaseGuinea pigsMammalian brainSporadic Creutzfeldt-Jakob diseaseOnly excitatory neuronsHippocampal pyramidal neuronsGranule cell layerInternal granule cell layerPancreatic islet cellsPyramidal neuronsSporadic CJDHidden infectionType synapsesExcitatory synapsesExcitatory neuronsMossy fibersPurkinje neuronsProgressive neurodegenerationNeuron synapsesIslet cellsSpecific neuronsWestern blotNeuronsPancreatic exocrine cellsKidney tubules
2014
Highly Infectious CJD Particles Lack Prion Protein but Contain Many Viral‐Linked Peptides by LC‐MS/MS
Kipkorir T, Tittman S, Botsios S, Manuelidis L. Highly Infectious CJD Particles Lack Prion Protein but Contain Many Viral‐Linked Peptides by LC‐MS/MS. Journal Of Cellular Biochemistry 2014, 115: 2012-2021. PMID: 24933657, PMCID: PMC7166504, DOI: 10.1002/jcb.24873.Peer-Reviewed Original ResearchConceptsSporadic CJDMouse brainTransmissible encephalopathiesNormal human brain samplesHost prion proteinHuman brain samplesSCJD brainsPrion proteinAmyloid pathologyAPP processingNew therapiesUninfected controlsBrain homogenatesBrain samplesCellular findingsDetectable PrPNeurodegenerative diseasesSheep scrapieInfectious titerBrainProteinase KCJDLC-MS/MSViral motifsInfectious form
2011
Replication and spread of CJD, kuru and scrapie agents in vivo and in cell culture
Miyazawa K, Emmerling K, Manuelidis L. Replication and spread of CJD, kuru and scrapie agents in vivo and in cell culture. Virulence 2011, 2: 188-199. PMID: 21527829, PMCID: PMC3149681, DOI: 10.4161/viru.2.3.15880.Peer-Reviewed Original ResearchConceptsGT1 cellsSporadic CJDTSE agentsScrapie agentAgent-specific patternsTransmissible spongiform encephalopathy agentsComplex innate immune responseSpongiform encephalopathy agentInnate immune responseHost prion proteinK scrapie agentHuman CJDCJD agentNeuropathological sequelaeBrain titersImmune responseHuman kuruClearance mechanismsCJDInhibitory effectEnvironmental agentsCell-based assaysKuruInfectious formDistinct incubation times
2010
Agent-specific Shadoo Responses in Transmissible Encephalopathies
Miyazawa K, Manuelidis L. Agent-specific Shadoo Responses in Transmissible Encephalopathies. Journal Of Neuroimmune Pharmacology 2010, 5: 155-163. PMID: 20112073, PMCID: PMC2875883, DOI: 10.1007/s11481-010-9191-1.Peer-Reviewed Original ResearchConceptsAgent-specific differencesTransmissible spongiform encephalopathiesGT1 cellsTga20 miceTSE agentsHost prion proteinKuru agentRegional neuropathologyIntracellular amyloidSporadic CJDPrP changesTSE infectionUninfected controlsPrP levelsInfectious agentsAbnormal PrPTransmissible encephalopathiesMiceNeurodegenerative diseasesScrapie agentCJDInfectionInfected cellsSheep scrapieSpongiform encephalopathies
2009
The kuru infectious agent is a unique geographic isolate distinct from Creutzfeldt–Jakob disease and scrapie agents
Manuelidis L, Chakrabarty T, Miyazawa K, Nduom NA, Emmerling K. The kuru infectious agent is a unique geographic isolate distinct from Creutzfeldt–Jakob disease and scrapie agents. Proceedings Of The National Academy Of Sciences Of The United States Of America 2009, 106: 13529-13534. PMID: 19633190, PMCID: PMC2715327, DOI: 10.1073/pnas.0905825106.Peer-Reviewed Original ResearchConceptsSporadic Creutzfeldt-Jakob diseaseCreutzfeldt-Jakob diseaseBovine spongiform encephalopathyBSE agentHuman sporadic Creutzfeldt-Jakob diseaseInfectious agentsEpidemic bovine spongiform encephalopathyTSE agentsScrapie agentTransmissible spongiform encephalopathy agentsSpongiform encephalopathy agentKuru agentLymphoreticular involvementBrain neuropathologySporadic CJDGT1 cellsNormal miceInfected humansNeurodegenerative diseasesDiseaseViral receptorsInfectious neurodegenerative diseasesSheep scrapieSpongiform encephalopathiesHigh levels