2024
Case report: Novel variants cause developmental and epileptic encephalopathy in three unrelated families from Mali
Bamba S, Sidibé L, Diallo S, Cissé L, Dembélé K, Yalcouyé A, Ji W, Dembélé M, Diarra S, Maiga A, Traoré O, Diallo S, Mefoung S, Touré A, Koné A, Jeffries L, Guinto C, Mis E, Fischbeck K, Khokha M, Lakhani S, Landouré G. Case report: Novel variants cause developmental and epileptic encephalopathy in three unrelated families from Mali. Frontiers In Genetics 2024, 15: 1412442. DOI: 10.3389/fgene.2024.1412442.Peer-Reviewed Original ResearchWhole-exome sequencingGenetic basisIdentified rare variantsIn silico prediction analysisCompound heterozygous variantsPutative variantsIn silico toolsACMG criteriaExome sequencingProtein structureNovel variantsEpileptic encephalopathyAssess pathogenicityHeterozygous variantsRare variantsHomozygous variantSub-Saharan AfricaDisease mechanismsAssociated with earlier onsetRefractory to antiepileptic medicationsResistant to treatmentGroup of neurological disordersMalian familyEarly-onset seizuresPotential clinical implications
2023
Sequence variants in different genes underlying Bardet-Biedl syndrome in four consanguineous families
Ali A, Abdullah, Bilal M, Mis E, Lakhani S, Ahmad W, Ullah I. Sequence variants in different genes underlying Bardet-Biedl syndrome in four consanguineous families. Molecular Biology Reports 2023, 50: 9963-9970. PMID: 37897612, DOI: 10.1007/s11033-023-08816-4.Peer-Reviewed Original ResearchConceptsUnique inheritance patternConsanguineous familyPakistani consanguineous familyMKK genesDifferent genesBBS7 geneBardet-Biedl syndromeWhole-exome sequencingRod-cone dystrophyBBS genesGenesCompound heterozygous variantsNovel homozygous variantHeterogeneous congenital disorderInheritance patternRelated phenotypesExome sequencingClinical manifestationsMutational screeningRenal abnormalitiesMutation spectrumCognitive impairmentHeterozygous variantsPakistani populationHomozygous variant
2021
Expansion of NEUROD2 phenotypes to include developmental delay without seizures
Mis EK, Sega AG, Signer RH, Cartwright T, Ji W, Martinez‐Agosto J, Nelson SF, Palmer CGS, Lee H, Mitzelfelt T, Konstantino M, Network U, Jeffries L, Khokha MK, Marco E, Martin MG, Lakhani SA. Expansion of NEUROD2 phenotypes to include developmental delay without seizures. American Journal Of Medical Genetics Part A 2021, 185: 1076-1080. PMID: 33438828, PMCID: PMC8212414, DOI: 10.1002/ajmg.a.62064.Peer-Reviewed Original ResearchConceptsDevelopmental delayEarly-onset seizuresDe novo heterozygous variantsNovo heterozygous variantsDifferentiation factor 2Xenopus laevis tadpolesHeterozygous variantsSeizuresNeuronal differentiationParental studiesFunctional testingMissense variantsPatient variantsFunctional evidenceFactor 2Vivo assaysLaevis tadpolesVariant pathogenicityFunction effectsAdolescentsVariants
2020
Familial Dilated Cardiomyopathy Associated With a Novel Combination of Compound Heterozygous TNNC1 Variants
Landim-Vieira M, Johnston JR, Ji W, Mis EK, Tijerino J, Spencer-Manzon M, Jeffries L, Hall EK, Panisello-Manterola D, Khokha MK, Deniz E, Chase PB, Lakhani SA, Pinto JR. Familial Dilated Cardiomyopathy Associated With a Novel Combination of Compound Heterozygous TNNC1 Variants. Frontiers In Physiology 2020, 10: 1612. PMID: 32038292, PMCID: PMC6990120, DOI: 10.3389/fphys.2019.01612.Peer-Reviewed Original ResearchCardiac muscle preparationsIsometric forcePatient variantsEarly-onset DCMDilated Cardiomyopathy AssociatedCompound heterozygous variantsSteady-state isometric forceCardiomyopathy AssociatedContractile functionMuscle preparationsCardiomyopathy phenotypeHeterozygous variantsCardiac phenotypeMyofilament CaSarcomeric genesFurther studies