2015
Genetic diversity of the VP7, VP4 and VP6 genes of Korean porcine group C rotaviruses
Jeong Y, Matthijnssens J, Kim D, Kim J, Alfajaro M, Park J, Hosmillo M, Son K, Soliman M, Baek Y, Kwon J, Choi J, Kang M, Cho K. Genetic diversity of the VP7, VP4 and VP6 genes of Korean porcine group C rotaviruses. Veterinary Microbiology 2015, 176: 61-69. PMID: 25592760, DOI: 10.1016/j.vetmic.2014.12.024.Peer-Reviewed Original ResearchConceptsGenetic diversityPorcine group C rotavirusPorcine RVCRVC strainsLarge genetic diversityVP6 geneGroup C rotavirusFrequent reassortment eventsStrong geographical differencesPhylogenetic dataPhylogenetic analysisHost speciesHuman RVCORF sequencesC rotavirusReassortment eventsGene segmentsPig industryG7 genotypeImportant pathogenGenesDiversityEconomic impactVP4 sequencesDefinitive cut
2014
Comparison of pathogenicities and nucleotide changes between porcine and bovine reassortant rotavirus strains possessing the same genotype constellation in piglets and calves
Park J, Kim D, Matthijnssens J, Kwon H, Zeller M, Alfajaro M, Son K, Hosmillo M, Ryu E, Kim J, Lee J, Park S, Kang M, Kwon J, Choi J, Cho K. Comparison of pathogenicities and nucleotide changes between porcine and bovine reassortant rotavirus strains possessing the same genotype constellation in piglets and calves. Veterinary Microbiology 2014, 172: 51-62. PMID: 24861840, DOI: 10.1016/j.vetmic.2014.04.010.Peer-Reviewed Original ResearchConceptsHost range restrictionGenotype constellationHistopathological changesCritical molecular determinantsSmall intestineReassortant rotavirusesComparison of pathogenicityDiarrheic pigletsPathological phenotypesDifferent virulenceReassortant strainsPigletsCalvesNSP4 genesSpecific mutationsAmino acid substitutionsRotavirus evolutionMolecular determinantsNSP3 genePathogenicityVirulenceAcid substitutionsNucleotide changesDiarrheaRotavirus
2012
Pathogenicity characterization of a bovine triple reassortant rotavirus in calves and piglets
Kim H, Park J, Alfajaro M, Kim D, Hosmillo M, Son K, Lee J, Bae Y, Park S, Kang M, Cho K. Pathogenicity characterization of a bovine triple reassortant rotavirus in calves and piglets. Veterinary Microbiology 2012, 159: 11-22. PMID: 22465801, DOI: 10.1016/j.vetmic.2012.03.017.Peer-Reviewed Original ResearchConceptsExtra-intestinal organsMesenteric lymph nodesCross-species pathogenicityReassortant rotavirusesLymph nodesIntestinal pathologyPersistent severe diarrheaSevere intestinal pathologyExtra-intestinal infectionsDiarrhea fecal samplesReal-time RT-PCRGreen real-time RT-PCRSYBR Green real-time RT-PCRSevere diarrheaCerebrospinal fluidChoroid plexusViral replicationRotavirusRT-PCRViral RNAFecal samplesPigletsDiarrheaPublic healthPathology
2011
Reassortment among bovine, porcine and human rotavirus strains results in G8P[7] and G6P[7] strains isolated from cattle in South Korea
Park S, Matthijnssens J, Saif L, Kim H, Park J, Alfajaro M, Kim D, Son K, Yang D, Hyun B, Kang M, Cho K. Reassortment among bovine, porcine and human rotavirus strains results in G8P[7] and G6P[7] strains isolated from cattle in South Korea. Veterinary Microbiology 2011, 152: 55-66. PMID: 21592683, DOI: 10.1016/j.vetmic.2011.04.015.Peer-Reviewed Original ResearchConceptsGenotype constellationT1-E1-H1 genotypesH1 genotype constellationFull-length ORFDetailed phylogenetic analysisGroup A rotavirusesC1-M2Phylogenetic analysisComplete genomeN2-T6Genome constellationM2-A3VP1-4I5-R1Bovine group A rotavirusesHeterologous speciesI2-R2A1-N1ReassortmentG8 genotypeSingle strainReassortant strainsGenotypesStrainsGenome
2010
Molecular detection of genotype 3 porcine hepatitis E virus in aborted fetuses and their sows
Hosmillo M, Jeong Y, Kim H, Park J, Nayak M, Alfajaro M, Collantes T, Park S, Ikuta K, Yunoki M, Kang M, Park S, Cho K. Molecular detection of genotype 3 porcine hepatitis E virus in aborted fetuses and their sows. Archives Of Virology 2010, 155: 1157-1161. PMID: 20458510, DOI: 10.1007/s00705-010-0679-z.Peer-Reviewed Original ResearchConceptsPorcine circovirus type 2Polymerase chain reactionHepatitis E virus RNAGenotype 3 HEVHEV-positive samplesHepatitis E virusReal-time RT-PCRViral copies/HEV infectionHEV RNATransplacental infectionCircovirus type 2E virusCopies/Type 2PCV2 coinfectionSerum samplesFetusesRT-PCRVirus RNAChain reactionReproductive failureInfectionReverse transcriptionMolecular detection