2011
Transfusion-Dependent Alpha-Spectrin Deficient Hemolytic Anemia Due to Maternal Uniparental Disomy
Bogardus H, Schulz V, Maksimova Y, Miller B, Forget B, Gallagher P. Transfusion-Dependent Alpha-Spectrin Deficient Hemolytic Anemia Due to Maternal Uniparental Disomy. Blood 2011, 118: 1030. DOI: 10.1182/blood.v118.21.1030.1030.Peer-Reviewed Original ResearchAlpha-spectrin geneArray comparative genomic hybridizationGene locusGenomic DNANonsense mutationUniparental disomyDeleterious recessive mutationsEntire human genomeMaternal uniparental disomyCultured erythroid cellsParental genomic DNARegions of homozygosityHuman genomeSingle chromosomeComparative genomic hybridizationMolecular basisSNP dataSPTA1 geneHomozygous nonsense mutationChromosome 1Erythroid cellsGene regionPromoter regionRecessive mutationsAnemia phenotype
2008
Ankyrin‐linked hereditary spherocytosis in an African–American kindred
Sangerman J, Maksimova Y, Edelman EJ, Morrow JS, Forget BG, Gallagher PG. Ankyrin‐linked hereditary spherocytosis in an African–American kindred. American Journal Of Hematology 2008, 83: 789-794. PMID: 18704959, PMCID: PMC11304496, DOI: 10.1002/ajh.21254.Peer-Reviewed Original ResearchConceptsInitiator methionineNull allelesErythrocyte membrane protein genesMembrane protein geneRabbit reticulocyte lysateTissue-specific promotersErythrocyte membrane skeletonExon 1 sequencesIsoform diversityAlternative splicingTranslation initiationProtein geneAnkyrin geneMembrane skeletonAlternate polyadenylationPlasma membraneReticulocyte lysateMethionine mutationCOOH terminusErythroid cellsDownstream codonsGenomic DNANumerous isoformsAnkyrinGenes
2004
Human potassium chloride cotransporter 1 (SLC12A4) promoter is regulated by AP-2 and contains a functional downstream promoter element
Zhou GP, Wong C, Su R, Crable SC, Anderson KP, Gallagher PG. Human potassium chloride cotransporter 1 (SLC12A4) promoter is regulated by AP-2 and contains a functional downstream promoter element. Blood 2004, 103: 4302-4309. PMID: 14976052, DOI: 10.1182/blood-2003-01-0107.Peer-Reviewed Original ResearchMeSH Keywords5' Untranslated RegionsAcetylationBase SequenceCarcinoma, HepatocellularChromatinCloning, MolecularDNA-Binding ProteinsErythroid CellsHeLa CellsHumansK562 CellsMolecular Sequence DataPrecipitin TestsPromoter Regions, GeneticSp1 Transcription FactorSymportersTranscription Factor AP-2Transcription FactorsTranscription Initiation SiteConceptsDownstream promoter elementAP-2Gene promoterSp1 sitesK-Cl cotransportPromoter elementsKCC1 geneMammalian gene promotersElectrophoretic mobility shift assaysChromatin immunoprecipitation assaysFull promoter activityMobility shift assaysCore promoter regionReporter gene assayChloride cotransporter 1TATA boxImmunoprecipitation assaysInitiator elementShift assaysHeterologous cellsMutational analysisDNase IPromoter regionGenomic DNAPromoter activity
1997
Amino‐acid substitution in α‐spectrin commonly coinherited with nondominant hereditary spherocytosis
Tse W, Gallagher P, Jenkins P, Wang Y, Benoit L, Speicher D, Winkelmann J, Agre P, Forget B, Marchesi S. Amino‐acid substitution in α‐spectrin commonly coinherited with nondominant hereditary spherocytosis. American Journal Of Hematology 1997, 54: 233-241. PMID: 9067503, DOI: 10.1002/(sici)1096-8652(199703)54:3<233::aid-ajh10>3.0.co;2-e.Peer-Reviewed Original ResearchConceptsHereditary spherocytosisAlpha-spectrin geneNumber of patientsSevere hemolytic anemiaAmino acid substitutionsHemolytic anemiaPatientsPatterns of transmissionDifferent kindredsPolymorphic variantsAffected individualsErythrocyte spectrinGene defectsGenomic DNA analysisTrue homozygotesDisordersSpherocytosisSpectrin chainsGenomic DNAAlpha-spectrinKindredsLinkage disequilibriumΑ-spectrinAmino acidsDomain peptide
1996
Molecular basis and haplotyping of the alphaII domain polymorphisms of spectrin: application to the study of hereditary elliptocytosis and pyropoikilocytosis.
Gallagher PG, Kotula L, Wang Y, Marchesi SL, Curtis PJ, Speicher DW, Forget BG. Molecular basis and haplotyping of the alphaII domain polymorphisms of spectrin: application to the study of hereditary elliptocytosis and pyropoikilocytosis. American Journal Of Human Genetics 1996, 59: 351-9. PMID: 8755921, PMCID: PMC1914747.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnemia, Hemolytic, CongenitalAsianAsian PeopleBase SequenceBiological EvolutionBlack PeopleElliptocytosis, HereditaryErythrocytes, AbnormalHaplotypesHumansModels, GeneticMolecular Sequence DataMutagenesis, InsertionalPolymorphism, GeneticPrevalenceRepetitive Sequences, Nucleic AcidSpectrinUnited StatesWhite PeopleConceptsAlpha-spectrin geneAmino acid sequenceAcid sequenceHereditary elliptocytosisAlpha-spectrin chainHereditary pyropoikilocytosisPrincipal structural proteinErythrocyte membrane skeletonSingle nucleotide substitutionEvolutionary originLimited tryptic digestionMembrane skeletonMolecular basisGenomic DNANucleotide substitutionsStructural proteinsAlpha-spectrinDifferent haplotypesFounder effectGenesLinkage disequilibriumOnly haplotypeSpectrin proteinsCommon haplotypeTryptic digestionGenomic Organization and 5′-Flanking DNA Sequence of the Murine Stomatin Gene (Epb72)
Gallagher P, Turetsky T, Mentzer W. Genomic Organization and 5′-Flanking DNA Sequence of the Murine Stomatin Gene (Epb72). Genomics 1996, 34: 410-412. PMID: 8786142, DOI: 10.1006/geno.1996.0304.Peer-Reviewed Original ResearchConceptsStomatin geneDNA sequencesPotential DNA-binding proteinsIntegral membrane proteinsDNA-binding proteinsGenomic DNA sequencesHousekeeping gene promoterGenomic organizationExon structureGenomic structureChromosomal genesMembrane proteinsGene promoterConsensus sequenceGenomic DNAProtein structureGenesHereditary stomatocytosisSequenceProteinErythrocyte membranesStomatinCloningExonsPromoterA nonsense mutation in the erythrocyte band 3 gene associated with decreased mRNA accumulation in a kindred with dominant hereditary spherocytosis.
Jenkins PB, Abou-Alfa GK, Dhermy D, Bursaux E, Féo C, Scarpa AL, Lux SE, Garbarz M, Forget BG, Gallagher PG. A nonsense mutation in the erythrocyte band 3 gene associated with decreased mRNA accumulation in a kindred with dominant hereditary spherocytosis. Journal Of Clinical Investigation 1996, 97: 373-380. PMID: 8567957, PMCID: PMC507027, DOI: 10.1172/jci118425.Peer-Reviewed Original ResearchConceptsBand 3 geneCytoplasmic domainNonsense mutationGenomic DNABand 3 cytoplasmic domainErythrocyte band 3 geneErythrocyte membrane mechanical stabilityEntire transmembrane domainBand 3Membrane mechanical stabilityBand 3 proteinTransmembrane domainNucleotide sequenceRT-PCRFamily membersStudy of erythrocytesMRNA accumulationSequence analysisAnion transport studiesBand 3 defectsTypical hereditary spherocytosisHS mutationsReticulocyte RNAUnaffected family membersRNA
1991
Spectrin Rouen (beta 220-218), a novel shortened beta-chain variant in a kindred with hereditary elliptocytosis. Characterization of the molecular defect as exon skipping due to a splice site mutation.
Garbarz M, Tse WT, Gallagher PG, Picat C, Lecomte MC, Galibert F, Dhermy D, Forget BG. Spectrin Rouen (beta 220-218), a novel shortened beta-chain variant in a kindred with hereditary elliptocytosis. Characterization of the molecular defect as exon skipping due to a splice site mutation. Journal Of Clinical Investigation 1991, 88: 76-81. PMID: 2056132, PMCID: PMC296005, DOI: 10.1172/jci115307.Peer-Reviewed Original ResearchConceptsBeta-spectrin chainBeta-spectrin geneCDNA amplification productsAmino acidsExon YGenomic DNANucleotide sequencingExample of exonMolecular defectsAnalysis of cDNAAmplification productsHereditary elliptocytosisConsensus splice sitesNovel amino acidCarboxy terminusIntron downstreamSplice siteSplice site mutationSouthern blotExonsExon skipReticulocyte RNACDNAPenultimate exonSite mutation