2024
Unraveling the genetic tapestry of pediatric sarcomeric cardiomyopathies and masquerading phenocopies in Jordan
Azab B, Aburizeg D, Shaaban S, Ji W, Mustafa L, Isbeih N, Al-Akily A, Mohammad H, Jeffries L, Khokha M, Lakhani S, Al-Ammouri I. Unraveling the genetic tapestry of pediatric sarcomeric cardiomyopathies and masquerading phenocopies in Jordan. Scientific Reports 2024, 14: 15141. PMID: 38956129, PMCID: PMC11219879, DOI: 10.1038/s41598-024-64921-9.Peer-Reviewed Original ResearchConceptsExome sequencingSarcomere-related genesMitochondrial-related diseasesAt-risk family membersGenetic architectureGenetic landscapePathogenic variantsGene panelPediatric cardiomyopathyMolecular underpinningsGenetic testingPhenocopiesSarcomeric cardiomyopathiesGenesSequenceStorage disorderFamily membersAt-riskVariantsEarly interventionExomeFamilyGlycogen storage disorderHypertrophic cardiomyopathyCardiomyopathy
2020
The latest FADS: Functional analysis of GLDN patient variants and classification of GLDN‐associated AMC as a type of viable fetal akinesia deformation sequence
Mis EK, Al‐Ali S, Ji W, Spencer‐Manzon M, Konstantino M, Khokha MK, Jeffries L, Lakhani SA. The latest FADS: Functional analysis of GLDN patient variants and classification of GLDN‐associated AMC as a type of viable fetal akinesia deformation sequence. American Journal Of Medical Genetics Part A 2020, 182: 2291-2296. PMID: 32812332, DOI: 10.1002/ajmg.a.61783.Peer-Reviewed Original ResearchMeSH KeywordsArthrogryposisChild, PreschoolFemaleGenetic Predisposition to DiseaseHumansMembrane ProteinsMutationNerve Tissue ProteinsPedigreeConceptsFetal akinesia deformation sequenceArthrogryposis multiplex congenitaCohort of patientsScope of illnessPulmonary hypoplasiaAdditional patientsClinical featuresNeonatal supportNervous system developmentMultiplex congenitaCongenital contracturesPatientsHeterogenous conditionRecessive variantsPatient variantsFunctional evidenceCohortNovel variantsContractureFunctional dataSyndromeHypoplasiaIllnessVariantsFindingsDYNC1H1‐related disorders: A description of four new unrelated patients and a comprehensive review of previously reported variants
Amabile S, Jeffries L, McGrath JM, Ji W, Spencer‐Manzon M, Zhang H, Lakhani SA. DYNC1H1‐related disorders: A description of four new unrelated patients and a comprehensive review of previously reported variants. American Journal Of Medical Genetics Part A 2020, 182: 2049-2057. PMID: 32656949, DOI: 10.1002/ajmg.a.61729.Peer-Reviewed Original ResearchConceptsSpinal muscular atrophyIntellectual disabilityUnrelated patientsSingle-center experienceNew unrelated patientsCenter experienceDYNC1H1 geneCNS disordersCombined disordersCortical developmentDisease-causing variantsVariable syndromeNeuromuscular diseaseNeuromuscular phenotypePatientsMuscular atrophyHeterozygous variantsDYNC1H1Medical literatureCharcot-MarieDisordersType 20Novel variantsPhenotypeReport
2018
De novo pathogenic variants in neuronal differentiation factor 2 (NEUROD2) cause a form of early infantile epileptic encephalopathy
Sega AG, Mis EK, Lindstrom K, Mercimek-Andrews S, Ji W, Cho MT, Juusola J, Konstantino M, Jeffries L, Khokha MK, Lakhani SA. De novo pathogenic variants in neuronal differentiation factor 2 (NEUROD2) cause a form of early infantile epileptic encephalopathy. Journal Of Medical Genetics 2018, 56: 113. PMID: 30323019, DOI: 10.1136/jmedgenet-2018-105322.Peer-Reviewed Original ResearchConceptsEarly infantile epileptic encephalopathyInfantile epileptic encephalopathyEpileptic encephalopathyPatient variantsDe novo pathogenic variantsNovel de novo variantNovo pathogenic variantsEarly-onset refractory seizuresDifferentiation factor 2Whole-exome sequencingNeuronal differentiation factorRefractory seizuresSignificant developmental delaySpontaneous seizuresUnderlying etiologyEctopic neuronsDe novo variantsPatient's conditionEncephalopathyPathogenic variantsSevere disordersDevelopmental delayUnrelated childrenExome sequencingGene mutationsTwo siblings with a novel nonsense variant provide further delineation of the spectrum of recessive KLHL7 diseases
Jeffries L, Olivieri JE, Ji W, Spencer-Manzon M, Bale A, Konstantino M, Lakhani SA. Two siblings with a novel nonsense variant provide further delineation of the spectrum of recessive KLHL7 diseases. European Journal Of Medical Genetics 2018, 62: 103551. PMID: 30300710, DOI: 10.1016/j.ejmg.2018.10.003.Peer-Reviewed Original ResearchConceptsKLHL7 mutationsCrisponi syndromeSyndrome type 1Novel nonsense variantBohring-Opitz syndromeNovel multisystem diseaseNovel homozygous nonsense mutationMultiple dysmorphic featuresClinical featuresClinical findingsMultisystem diseaseLike presentationHomozygous nonsense mutationType 1Dysmorphic featuresDevelopmental delaySyndromeFurther delineationNonsense variantClinical traitsPatientsMember 7DiseaseDisease-associated variantsSiblings
2017
A novel SAMD9 mutation causing MIRAGE syndrome: An expansion and review of phenotype, dysmorphology, and natural history
Jeffries L, Shima H, Ji W, Panisello‐Manterola D, McGrath J, Bird LM, Konstantino M, Narumi S, Lakhani S. A novel SAMD9 mutation causing MIRAGE syndrome: An expansion and review of phenotype, dysmorphology, and natural history. American Journal Of Medical Genetics Part A 2017, 176: 415-420. PMID: 29266745, DOI: 10.1002/ajmg.a.38557.Peer-Reviewed Original ResearchConceptsConstellation of symptomsAdditional clinical featuresNovel de novo variantReview of phenotypesSAMD9 mutationsAdrenal insufficiencyMultidisciplinary managementAdditional patientsClinical featuresPatient's courseSpecialist careMIRAGE syndromeDe novo variantsEarly diagnosisHigh riskPatientsTreatment planGermline gainNatural historyFunction variantsGenital phenotypeNovo variantsRestriction of growthSyndromeAmino acid variants