2022
Detecting regions of homozygosity improves the diagnosis of pathogenic variants and uniparental disomy in pediatric patients
Wen J, Chai H, Grommisch B, DiAdamo A, Dykas D, Ma D, Popa A, Zhao C, Spencer‐Manzon M, Jiang Y, McGrath J, Li P, Bale A, Zhang H. Detecting regions of homozygosity improves the diagnosis of pathogenic variants and uniparental disomy in pediatric patients. American Journal Of Medical Genetics Part A 2022, 188: 1728-1738. PMID: 35199448, DOI: 10.1002/ajmg.a.62693.Peer-Reviewed Original ResearchConceptsPediatric patientsWhole-exome sequencingCase seriesAR diseasesPathogenic variantsLarge consecutive case seriesConsecutive case seriesLarge case seriesUniparental disomyLikely pathogenic variantsRegions of homozygosityChromosomal microarray analysisAutosomal recessive diseasePrader-Willi syndromeDiagnostic findingsDiagnostic yieldPatientsPredictive valueGenetic testingHomozygous variantDiseaseExome sequencingRecessive diseaseGenetic counselingStrongest predictor
2018
Role of PUF60 gene in Verheij syndrome: a case report of the first Chinese Han patient with a de novo pathogenic variant and review of the literature
Xu Q, Li CY, Wang Y, Li HP, Wu BB, Jiang YH, Xu X. Role of PUF60 gene in Verheij syndrome: a case report of the first Chinese Han patient with a de novo pathogenic variant and review of the literature. BMC Medical Genomics 2018, 11: 92. PMID: 30352594, PMCID: PMC6199733, DOI: 10.1186/s12920-018-0421-3.Peer-Reviewed Original ResearchConceptsChinese Han patientsHan patientsNovo pathogenic variantsClinical whole exome sequencingDysmorphic facial featuresNovo nonsense variantWhole-exome sequencingRare microdeletion syndromeClinical featuresCase reportSpinal anomaliesPathogenic variantsRelated disordersGrowth retardationPUF60 geneConclusionsOur findingsSyndromeExome sequencingNonsense variantMicrodeletion syndromeIntellectual disabilityPatientsFunction mutationsPUF60Chromosome 8q24.3Epigenetics and autism spectrum disorder: A report of an autism case with mutation in H1 linker histone HIST1H1E and literature review
Duffney LJ, Valdez P, Tremblay MW, Cao X, Montgomery S, McConkie‐Rosell A, Jiang Y. Epigenetics and autism spectrum disorder: A report of an autism case with mutation in H1 linker histone HIST1H1E and literature review. American Journal Of Medical Genetics Part B Neuropsychiatric Genetics 2018, 177: 426-433. PMID: 29704315, PMCID: PMC5980735, DOI: 10.1002/ajmg.b.32631.Peer-Reviewed Original ResearchConceptsLinker proteinH1 linker histonesLinker histone proteinFamily member EChromatin organizationEpigenetic machineryHistone proteinsEpigenetic regulationLinker histonesNucleosome packagingLoss of functionDeleterious mutationsCandidate genesExpression studiesHistone writersWhole-exome sequencingHuman diseasesGenesProteinMutationsProtein expressionExome sequencingGenetic mutationsMember EHIST1H1E
2017
Looking beyond the exome: a phenotype-first approach to molecular diagnostic resolution in rare and undiagnosed diseases
Pena LDM, Jiang YH, Schoch K, Spillmann RC, Walley N, Stong N, Rapisardo Horn S, Sullivan JA, McConkie-Rosell A, Kansagra S, Smith EC, El-Dairi M, Bellet J, Keels MA, Jasien J, Kranz PG, Noel R, Nagaraj SK, Lark RK, Wechsler DSG, del Gaudio D, Leung ML, Hendon LG, Parker CC, Jones KL, Goldstein D, Shashi V. Looking beyond the exome: a phenotype-first approach to molecular diagnostic resolution in rare and undiagnosed diseases. Genetics In Medicine 2017, 20: 464-469. PMID: 28914269, PMCID: PMC5851806, DOI: 10.1038/gim.2017.128.Peer-Reviewed Original ResearchConceptsWhole-exome sequencingMagnetic resonance image changesPathogenic variantsSanger sequencingPhenotype-first approachFurther diagnostic testingNew clinical findingsInfantile neuroaxonal dystrophyHeterozygous pathogenic variantsInfantile systemic hyalinosisSingle-gene testingClinical suspicionClinical findingsConclusionThese casesCerebellar atrophyWhite matter leukoencephalopathyNeuroaxonal dystrophyProgressive ataxiaMolecular testingSystemic hyalinosisNGS testingNovel homozygous deletionUndiagnosed diseaseClinical diagnosisDiagnostic testingThe importance of managing the patient and not the gene: expanded phenotype of GLE1-associated arthrogryposis
Tan Q, McConkie-Rosell A, Juusola J, Gustafson KE, Pizoli CE, Buckley AF, Jiang YH. The importance of managing the patient and not the gene: expanded phenotype of GLE1-associated arthrogryposis. Molecular Case Studies 2017, 3: a002063. PMID: 28729373, PMCID: PMC5701308, DOI: 10.1101/mcs.a002063.Peer-Reviewed Original ResearchConceptsAnterior horn cell diseaseCell diseasePathogenic variantsMotor neuron diseaseBiallelic missense mutationsSpinal muscular atrophyWhole-exome sequencingMotor weaknessRespiratory supportRespiratory difficultyNeuron diseaseMotor phenotypePerinatal periodPrenatal symptomsContracture syndromeMuscle biopsySevere formFetal akinesiaMuscular atrophyDiseaseMRNA exportLethal arthrogryposisTranslation initiationPerinatal lethalityArthrogryposis
2016
Not the End of the Odyssey: Parental Perceptions of Whole Exome Sequencing (WES) in Pediatric Undiagnosed Disorders
Rosell AM, Pena LD, Schoch K, Spillmann R, Sullivan J, Hooper SR, Jiang Y, Mathey‐Andrews N, Goldstein DB, Shashi V. Not the End of the Odyssey: Parental Perceptions of Whole Exome Sequencing (WES) in Pediatric Undiagnosed Disorders. Journal Of Genetic Counseling 2016, 25: 1019-1031. PMID: 26868367, DOI: 10.1007/s10897-016-9933-1.Peer-Reviewed Original ResearchConceptsWhole-exome sequencingLikely diagnosisParental perceptionsRetrospective semi-structured interviewsMedical careWES findingsExome sequencingParents of childrenNegative genetic testing resultsGenetic testing resultsChild's medical careRare genetic disorderClinical diagnostic categoriesParental expectationsSense of isolationParental motivationDefinite diagnosisPrimary diagnosisRare disorderSemi-structured interviewsEducational professionalsSpecific treatmentUndiagnosed disordersPossible diagnosisRecurrence risk
2015
Sustained therapeutic response to riboflavin in a child with a progressive neurological condition, diagnosed by whole-exome sequencing
Shashi V, Petrovski S, Schoch K, Crimian R, Case LE, Khalid R, El-Dairi MA, Jiang YH, Mikati MA, Goldstein DB. Sustained therapeutic response to riboflavin in a child with a progressive neurological condition, diagnosed by whole-exome sequencing. Molecular Case Studies 2015, 1: a000265. PMID: 27148562, PMCID: PMC4850881, DOI: 10.1101/mcs.a000265.Peer-Reviewed Original ResearchWhole-exome sequencingTherapeutic responseImmediate clinical responseSustained therapeutic responseProgressive neurological conditionMotor weaknessClinical responseMedical managementFatal conditionCase reportSensory ataxiaBrown-VialettoProgressive conditionNeurological conditionsDisease processSyndrome 2Patient careAccurate diagnosisRiboflavin therapyVision impairmentTherapyPromising outcomesDiagnosisChildrenReportGenetics of Autism Spectrum Disorders: The Opportunity and Challenge in the Genetics Clinic
Wang Y, Wang P, Xu X, Goldstein J, McConkie A, Cheung S, Jiang Y. Genetics of Autism Spectrum Disorders: The Opportunity and Challenge in the Genetics Clinic. Contemporary Clinical Neuroscience 2015, 33-66. DOI: 10.1007/978-1-4939-2190-4_4.Peer-Reviewed Original ResearchSingle nucleotide variantsCopy number variantsPenetrant copy number variantsNumber variantsASD genetic studiesGenome-wide copy number variantsGenetic etiologySyndromic autism spectrum disordersSingle geneSingle-gene testsGenetic studiesSequence analysisWhole-exome sequencingGenetic evaluationNucleotide variantsPleiotropic effectsNon-genetic factorsGenetic variantsClinical genetic evaluationEnvironment interactionMultiple gene panelsExome sequencingASD etiologyGenetic causeIncomplete penetrancePractical considerations in the clinical application of whole‐exome sequencing
Shashi V, McConkie‐Rosell A, Schoch K, Kasturi V, Rehder C, Jiang YH, Goldstein DB, McDonald MT. Practical considerations in the clinical application of whole‐exome sequencing. Clinical Genetics 2015, 89: 173-181. PMID: 25678066, DOI: 10.1111/cge.12569.Peer-Reviewed Original ResearchConceptsWhole-exome sequencingClinical informationMedical genetics practiceWES resultsUtility of WESMolecular diagnostic rateClinical whole exome sequencingMedical geneticistsAdditional laboratory testsRetrospective studyDefinite diagnosisClinical dataLikely diagnosisPossible diagnosisClinical categoriesDiagnostic rateFurther laboratory testingPatientsUncertain significanceGenetic practiceDiagnosisClinical applicationFamily membersLaboratory resultsLaboratory testingWhole-exome sequencing in undiagnosed genetic diseases: interpreting 119 trios
Zhu X, Petrovski S, Xie P, Ruzzo EK, Lu YF, McSweeney KM, Ben-Zeev B, Nissenkorn A, Anikster Y, Oz-Levi D, Dhindsa RS, Hitomi Y, Schoch K, Spillmann RC, Heimer G, Marek-Yagel D, Tzadok M, Han Y, Worley G, Goldstein J, Jiang YH, Lancet D, Pras E, Shashi V, McHale D, Need AC, Goldstein DB. Whole-exome sequencing in undiagnosed genetic diseases: interpreting 119 trios. Genetics In Medicine 2015, 17: 774-781. PMID: 25590979, PMCID: PMC4791490, DOI: 10.1038/gim.2014.191.Peer-Reviewed Original ResearchConceptsDisease genesWhole-exome sequencingDamaging de novo mutationsNovel bioinformatics approachNovel disease genesAppropriate bioinformatics analysisNew gene-disease associationsClinical sequence dataGene-disease associationsDisease-causing genesNovel genesIntolerant genesBioinformatics approachSequence dataBioinformatics analysisDe novo mutationsGenomic interpretationPattern of genotypesSimilar phenotypeGenesGenetic diseasesDiagnostic genotypesUndiagnosed genetic diseasesNovo mutationsCandidate genotypes
2014
Genetic diagnosis of autism spectrum disorders: The opportunity and challenge in the genomics era
Jiang YH, Wang Y, Xiu X, Choy KW, Pursley AN, Cheung SW. Genetic diagnosis of autism spectrum disorders: The opportunity and challenge in the genomics era. Critical Reviews In Clinical Laboratory Sciences 2014, 51: 249-262. PMID: 24878448, PMCID: PMC5937018, DOI: 10.3109/10408363.2014.910747.Peer-Reviewed Original ResearchConceptsSingle nucleotide variantsCopy number variantsGenetics of ASDPenetrant copy number variantsNumber variantsGenome-wide copy number variantsGenetic etiologySyndromic autism spectrum disordersGenomic eraSingle-gene testsSequence analysisWhole-exome sequencingGenetic evaluationNucleotide variantsPleiotropic effectsGenetic variantsClinical genetic evaluationMultiple gene panelsExome sequencingGenetic causeIncomplete penetranceNumber analysisMolecular diagnostic assaysVariable expressivityGene mutationsA genomic copy number variant analysis implicates the MBD5 and HNRNPUgenes in Chinese children with infantile spasms and expands the clinical spectrum of 2q23.1 deletion
Du X, An Y, Yu L, Liu R, Qin Y, Guo X, Sun D, Zhou S, Wu B, Jiang YH, Wang Y. A genomic copy number variant analysis implicates the MBD5 and HNRNPUgenes in Chinese children with infantile spasms and expands the clinical spectrum of 2q23.1 deletion. BMC Medical Genomics 2014, 15: 62. PMID: 24885232, PMCID: PMC4061518, DOI: 10.1186/1471-2350-15-62.Peer-Reviewed Original ResearchMeSH Keywords1-Alkyl-2-acetylglycerophosphocholine EsteraseAge of OnsetBrainChild, PreschoolChromosome DeletionChromosomes, Human, Pair 1Chromosomes, Human, Pair 17Chromosomes, Human, Pair 2DNA Copy Number VariationsDNA-Binding ProteinsFaciesFemaleFoot Deformities, CongenitalHand Deformities, CongenitalHeterogeneous-Nuclear RibonucleoproteinsHumansInfantInfant, NewbornMagnetic Resonance ImagingMaleMicrotubule-Associated ProteinsPhenotypeSpasms, InfantileConceptsInfantile spasmsEpileptic encephalopathyChinese childrenCNV lossDistinct clinical presentationsCopy number variantsPathogenicity of CNVsAutism spectrum disorderCausative genesMajority of casesWhole-exome sequencingRole of CNVsGeneralized seizuresClinical featuresClinical presentationClinical spectrumPrimary diagnosisSevere developmental disabilitiesSpasmConclusionOur findingsMBD5 geneReal-time qPCRExome sequencingGenetic factorsDifferent ethnic backgrounds