0000000000349879

AUTHOR

Angela Robbiano

showing 3 related works from this author

Clinical Significance of Rare Copy Number Variations in Epilepsy A Case-Control Survey Using Microarray-Based Comparative Genomic Hybridization

2012

Objective To perform an extensive search for genomic rearrangements by microarray-based comparative genomic hybridization in patients with epilepsy. Design Prospective cohort study. Setting Epilepsy centers in Italy. Patients Two hundred seventy-nine patients with unexplained epilepsy, 265 individuals with nonsyndromic mental retardation but no epilepsy, and 246 healthy control subjects were screened by microarray-based comparative genomic hybridization. Main Outcomes Measures Identification of copy number variations (CNVs) and gene enrichment. Results Rare CNVs occurred in 26 patients (9.3%) and 16 healthy control subjects (6.5%) (P = .26). The CNVs identified in patients were larger (P = …

MaleOncologyendocrine system diseasesMicroarrayGene DosagePreschool Cohort Studies Computational Biology Diagnostic and Statistical Manual of Mental Disorders EpilepsyBioinformaticsPolymerase Chain ReactionFluorescence Intellectual DisabilityCohort StudiesEpilepsySettore MED/38 - Pediatria Generale E SpecialisticaGene DuplicationProspective StudiesCopy-number variationAge of OnsetChildProspective cohort studyIn Situ Hybridization Fluorescenceepidemiology/genetics Nucleic Acid Hybridization Polymerase Chain Reaction Prospective Studies Young AdultGene RearrangementNucleic Acid HybridizationMiddle AgedControl subjectsMagnetic Resonance ImagingDiagnostic and Statistical Manual of Mental Disordersgenetics Female Gene Deletion Gene Dosage Gene Duplication Gene Rearrangement Genome-Wide Association Study Humans In Situ HybridizationItalyRare Copy Number Variations EpilepsyChild PreschoolFemaleepidemiology/genetics ItalyAdultmedicine.medical_specialtyAdolescentBiologyYoung AdultAdolescent Adult Age of Onset Aged Child ChildArts and Humanities (miscellaneous)Intellectual DisabilityInternal medicinemental disordersmedicineHumansIn patientClinical significanceepidemiology Magnetic Resonance Imaging Male Microarray Analysis Middle Aged Nervous System DiseaseAgedEpilepsyComputational BiologyMicroarray Analysismedicine.diseaseSettore MED/03 - Genetica MedicaNeurology (clinical)Nervous System DiseasesGene DeletionGenome-Wide Association StudyComparative genomic hybridization
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PRRT2 mutations are the major cause of benign familial infantile seizures.

2012

Mutations in PRRT2 have been described in paroxysmal kinesigenic dyskinesia (PKD) and infantile convulsions with choreoathetosis (PKD with infantile seizures), and recently also in some families with benign familial infantile seizures (BFIS) alone. We analyzed PRRT2 in 49 families and three sporadic cases with BFIS only of Italian, German, Turkish, and Japanese origin and identified the previously described mutation c.649dupC in an unstable series of nine cytosines to occur in 39 of our families and one sporadic case (77% of index cases). Furthermore, three novel mutations were found in three other families, whereas 17% of our index cases did not show PRRT2 mutations, including a large fami…

AdultMaleAdolescentChoreoathetosisNerve Tissue ProteinsBiologymedicine.disease_causeSeizures FebrileInfantile seizures03 medical and health sciencesEpilepsy0302 clinical medicineGeneticsmedicineHumansChildGenetics (clinical)030304 developmental biologyAgedGenetics0303 health sciencesMutationBenign familial infantile epilepsyEpilepsyPRRT2; EpilepsyInfantMembrane ProteinsParoxysmal dyskinesiaMiddle Agedmedicine.diseaseMajor genePedigreeChild PreschoolMutationPRRT2medicine.symptomSpasms Infantile030217 neurology & neurosurgeryPRRT2Human mutation
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A novel KCNQ3 mutation in familial epilepsy with focal seizures and intellectual disability

2015

Mutations in the KCNQ2 gene encoding for voltage-gated potassium channel subunits have been found in patients affected with early onset epilepsies with wide phenotypic heterogeneity, ranging from benign familial neonatal seizures (BFNS) to epileptic encephalopathy with cognitive impairment, drug resistance, and characteristic electroencephalography (EEG) and neuroradiologic features. By contrast, only few KCNQ3 mutations have been rarely described, mostly in patients with typical BFNS. We report clinical, genetic, and functional data from a family in which early onset epilepsy and neurocognitive deficits segregated with a novel mutation in KCNQ3 (c.989G>T; p.R330L). Electrophysiological stu…

MaleGenotype-phenotype correlationmedicine.medical_specialtyNeurologyBenign familial neonatal seizuresMutantGenotype-phenotype correlationsmedicine.disease_causeMutagenesiKCNQ3 Potassium ChannelEpilepsyKCNQBenign Familial Neonatal Seizures KCNQ cognitive impairment voltage-gated potassium channels epilepsy mutagenesis genotype-phenotype correlationsSeizuresSettore M-PSI/08 - Psicologia ClinicaIntellectual DisabilityIntellectual disabilitymedicineHumansKCNQ2 Potassium ChannelVoltage-gated potassium channelBenign familial neonatal seizuresGenetic Predisposition to DiseaseGenetic TestingChildGenetic testingGeneticsMutationEpilepsymedicine.diagnostic_testGenetic heterogeneitybusiness.industryMedicine (all)Benign familial neonatal seizures; Cognitive impairment; Epilepsy; Genotype-phenotype correlations; KCNQ; Mutagenesis; Voltage-gated potassium channels; Child; Female; Genetic Testing; Humans; Intellectual Disability; KCNQ2 Potassium Channel; KCNQ3 Potassium Channel; Male; Mutation; Pedigree; Seizures; Genetic Predisposition to Disease; Neurology (clinical); Neurology; Medicine (all)Benign familial neonatal seizuremedicine.diseaseSeizureSettore MED/39 - Neuropsichiatria InfantilePedigreeCognitive impairmentNeurologyMutagenesisMutationFemaleNeurology (clinical)businessVoltage-gated potassium channelsHuman
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