Featured Publications
IL‐1β Drives Production of FGF‐23 at the Onset of Chronic Kidney Disease in Mice
McKnight Q, Jenkins S, Li X, Nelson T, Marlier A, Cantley LG, Finberg KE, Fretz JA. IL‐1β Drives Production of FGF‐23 at the Onset of Chronic Kidney Disease in Mice. Journal Of Bone And Mineral Research 2020, 35: 1352-1362. PMID: 32154933, PMCID: PMC7363582, DOI: 10.1002/jbmr.4003.Peer-Reviewed Original ResearchConceptsChronic kidney diseaseOnset of CKDEarly chronic kidney diseaseFGF-23 expressionFGF-23Renal dysfunctionParathyroid hormoneIL-1βCongenital chronic kidney diseaseFGF-23 levelsSerum parathyroid hormoneGlomerular capillary tuftCongenital modelSerum phosphateIron bioavailabilitySystemic elevationVitamin DInflammatory cytokinesKidney diseaseEarly biomarkersIron statusMouse modelPhosphate imbalanceInitial upregulationCapillary tuftNCOA4 is regulated by HIF and mediates mobilization of murine hepatic iron stores after blood loss
Li X, Lozovatsky L, Sukumaran A, Gonzalez L, Jain A, Liu D, Ayala-Lopez N, Finberg KE. NCOA4 is regulated by HIF and mediates mobilization of murine hepatic iron stores after blood loss. Blood 2020, 136: 2691-2702. PMID: 32659785, PMCID: PMC7735158, DOI: 10.1182/blood.2020006321.Peer-Reviewed Original ResearchConceptsHepatic iron storesHypoxia-inducible factorNonheme iron concentrationsIron storesBlood lossNCOA4 expressionSubunit levelsHIF-2α knockdownMurine hepatoma cell lineMessenger RNA inductionDietary ironHepatic responseHepatoma cell lineHIF-1αHepatic originIron deficiencyInducible factorMiceCell linesNCOA4PhlebotomyModest effectRNA inductionIron concentrationProlyl hydroxylasesTmprss6 is a genetic modifier of the Hfe-hemochromatosis phenotype in mice
Finberg KE, Whittlesey RL, Andrews NC. Tmprss6 is a genetic modifier of the Hfe-hemochromatosis phenotype in mice. Blood 2011, 117: 4590-4599. PMID: 21355094, PMCID: PMC3099575, DOI: 10.1182/blood-2010-10-315507.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntimicrobial Cationic PeptidesFemaleGenotypeHemochromatosisHemochromatosis ProteinHepcidinsHeterozygoteHistocompatibility Antigens Class IHomozygoteHumansIronLiverMaleMembrane ProteinsMiceMice, Inbred C57BLMice, TransgenicPhenotypeSerine EndopeptidasesSignal TransductionUp-RegulationConceptsBMP/SmadBone morphogenetic proteinSystemic iron deficiencyGenetic lossHereditary hemochromatosis protein HFENatural genetic variationHemochromatosis protein HFEIron deficiencySmad target genesIron deficiency anemiaSystemic iron overloadElevated hepatic expressionExpression of hepcidinIron-refractory iron deficiency anemiaTransmembrane serine proteaseDietary iron absorptionSystemic iron homeostasisGenetic variationGenetic approachesTarget genesMacrophage iron releaseHepcidin elevationMorphogenetic proteinsDeficiency anemiaHepcidin productionDown-regulation of Bmp/Smad signaling by Tmprss6 is required for maintenance of systemic iron homeostasis
Finberg KE, Whittlesey RL, Fleming MD, Andrews NC. Down-regulation of Bmp/Smad signaling by Tmprss6 is required for maintenance of systemic iron homeostasis. Blood 2010, 115: 3817-3826. PMID: 20200349, PMCID: PMC2865872, DOI: 10.1182/blood-2009-05-224808.Peer-Reviewed Original ResearchMeSH KeywordsAnemia, Iron-DeficiencyAnimalsAntimicrobial Cationic PeptidesBlotting, WesternBone Morphogenetic ProteinsDown-RegulationFemaleGPI-Linked ProteinsHemochromatosis ProteinHepatocytesHepcidinsHomeostasisInhibitor of Differentiation Protein 1IronLiverMembrane ProteinsMiceMice, Inbred C57BLMice, KnockoutReverse Transcriptase Polymerase Chain ReactionRNA, MessengerSerine EndopeptidasesSignal TransductionSmad ProteinsConceptsIron deficiency anemiaSystemic iron homeostasisHepcidin expressionSmad signalingIntravenous iron therapyOral iron treatmentSystemic iron overloadIron regulatory hormone hepcidinBMP/Smad signalingBmp6 mRNA levelsSmad Signaling PathwayIron homeostasisIron therapyIron storesDeficiency anemiaIron overloadHepatic levelsType II transmembrane serine proteaseIRIDA patientsTransmembrane serine proteaseFamilial disorderHormone hepcidinIron treatmentHepcidin transcriptionMiceMutations in TMPRSS6 cause iron-refractory iron deficiency anemia (IRIDA)
Finberg KE, Heeney MM, Campagna DR, Aydınok Y, Pearson HA, Hartman KR, Mayo MM, Samuel SM, Strouse JJ, Markianos K, Andrews NC, Fleming MD. Mutations in TMPRSS6 cause iron-refractory iron deficiency anemia (IRIDA). Nature Genetics 2008, 40: 569-571. PMID: 18408718, PMCID: PMC3104019, DOI: 10.1038/ng.130.Peer-Reviewed Original ResearchConceptsIron-refractory iron deficiency anemiaIron deficiency anemia refractoryChronic blood lossOral iron therapyInadequate dietary intakeIron deficiency anemiaIron regulatory hormone hepcidinSystemic iron homeostasisAnemia refractoryIron therapyBlood lossDeficiency anemiaDietary intakeType II transmembrane serine proteaseTransmembrane serine proteaseHormone hepcidinIron deficiencyGermline mutationsTMPRSS6Iron homeostasisSerine proteasesAnemiaTherapyHepcidinMutations
2021
Pathogenic BRCA2 germline variants in combined hepatocellular‐cholangiocarcinoma
Li H, Zhang X, Finberg KE, Walther Z, Jain D, Gibson J. Pathogenic BRCA2 germline variants in combined hepatocellular‐cholangiocarcinoma. Pathology International 2021, 72: 138-140. PMID: 34808016, DOI: 10.1111/pin.13188.Peer-Reviewed Original ResearchEndometrial Carcinoma as the Presenting Malignancy in a Teenager With a Pathogenic TP53 Germline Mutation: A Case Report and Literature Review
Irshaid L, Clark M, Fadare O, Finberg KE, Parkash V. Endometrial Carcinoma as the Presenting Malignancy in a Teenager With a Pathogenic TP53 Germline Mutation: A Case Report and Literature Review. International Journal Of Gynecological Pathology 2021, 41: 258-267. PMID: 33990091, DOI: 10.1097/pgp.0000000000000792.Peer-Reviewed Original ResearchConceptsGermline TP53 mutationsEndometrial carcinomaTP53 mutationsGermline mutationsMissense substitution p.Predominant tumor typePremenopausal breast carcinomaAdrenal cortical tumorsTP53 geneTP53 germline mutationsSoft tissue sarcomasEndometrioid endometrial carcinomaEarly-onset malignanciesLi-Fraumeni syndromeAutosomal dominant disorderCortical tumorsPresenting tumourGynecologic malignanciesTissue sarcomasUterine carcinomaCase reportSpinal cordBreast carcinomaGrade 3Characteristic syndrome
2013
Fibrosis-Associated Single-Nucleotide Polymorphisms in TGFB1 and CAV1 Are Not Associated With the Development of Nephrogenic Systemic Fibrosis
Le LP, Garibyan L, Lara D, Finberg KE, Iafrate AJ, Duncan LM, Kay J, Nazarian RM. Fibrosis-Associated Single-Nucleotide Polymorphisms in TGFB1 and CAV1 Are Not Associated With the Development of Nephrogenic Systemic Fibrosis. American Journal Of Dermatopathology 2013, 35: 351-356. PMID: 23051628, DOI: 10.1097/dad.0b013e31826c5508.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedCase-Control StudiesCaveolin 1Chi-Square DistributionCodonContrast MediaFemaleFibrosisGadoliniumGene FrequencyGenetic Predisposition to DiseaseHumansIntronsMaleMiddle AgedMultivariate AnalysisNephrogenic Fibrosing DermopathyPhenotypePolymorphism, Single NucleotideRisk FactorsTransforming Growth Factor beta1ConceptsNephrogenic systemic fibrosisGadolinium-containing contrast agentsSingle nucleotide polymorphismsSystemic fibrosisDevelopment of NSFImpaired renal functionChronic kidney diseaseCohort of patientsSubset of patientsProgression of fibrosisRenal impairmentRenal functionKidney diseaseControl subjectsNSF casesHistological evidenceGenetic predispositionPatientsIntronic single nucleotide polymorphismOrgan systemsFibrosisGenotype frequenciesTGFB1Significant differencesDiseaseStriking the target in iron overload disorders
Finberg KE. Striking the target in iron overload disorders. Journal Of Clinical Investigation 2013, 123: 1424-1427. PMID: 23524962, PMCID: PMC3613936, DOI: 10.1172/jci68889.Commentaries, Editorials and LettersConceptsIron overload disordersOverload disordersBody iron storesAdministration of antisenseSystemic iron homeostasisIron storesClinical conditionsMouse modelIron balanceHereditary hemochromatosisDisease severityHepatic proteinsΒ-thalassemiaIron homeostasisMajor siteDisordersTMPRSS6TherapyHemochromatosisLiverAdministrationSeverityIron Refractory Iron Deficiency Anemia: Presentation With Hyperferritinemia and Response to Oral Iron Therapy
Khuong-Quang DA, Schwartzentruber J, Westerman M, Lepage P, Finberg KE, Majewski J, Jabado N. Iron Refractory Iron Deficiency Anemia: Presentation With Hyperferritinemia and Response to Oral Iron Therapy. Pediatrics 2013, 131: e620-e625. PMID: 23319530, PMCID: PMC3675830, DOI: 10.1542/peds.2012-1303.Peer-Reviewed Case Reports and Technical NotesMeSH KeywordsAdministration, OralAdolescentAnemia, HypochromicAnemia, Iron-DeficiencyAnemia, RefractoryChildChild, PreschoolChromosome AberrationsDNA Mutational AnalysisExomeFemaleFerritinsFollow-Up StudiesGenetic Carrier ScreeningGenotypeHumansIronLong-Term CareMaleMembrane ProteinsMutation, MissenseSerine EndopeptidasesConceptsIron deficiency anemiaIron-refractory iron deficiency anemiaOral iron therapyWhole-exome sequencingOral ironIron therapyDeficiency anemiaChildhood iron deficiency anemiaExome sequencingUnusual clinical presentationParenteral iron administrationSpectrum of diseaseIron regulatory genesSevere microcytic anemiaAutosomal recessive disorderAnemia refractoryBiological presentationClinical presentationInitial presentationIron administrationAnemiaMicrocytic anemiaGenetic testingHyperferritinemiaHeterozygous mutations
2011
Clinicopathologic and Molecular Profiles of Microsatellite Unstable Barrett Esophagus-associated Adenocarcinoma
Farris AB, Demicco EG, Le LP, Finberg KE, Miller J, Mandal R, Fukuoka J, Cohen C, Gaissert HA, Zukerberg LR, Lauwers GY, Iafrate AJ, Mino-Kenudson M. Clinicopathologic and Molecular Profiles of Microsatellite Unstable Barrett Esophagus-associated Adenocarcinoma. The American Journal Of Surgical Pathology 2011, 35: 647-655. PMID: 21422910, DOI: 10.1097/pas.0b013e31820f18a2.Peer-Reviewed Original ResearchConceptsTumor-infiltrating lymphocytesSignet ring cellsMicrosatellite instabilityBarrett's esophagusSporadic microsatellite unstable colorectal cancersEpstein-Barr virus-encoded RNARing cellsHigh-level microsatellite instabilityOlder patient ageMicrosatellite-unstable colorectal cancersLack of benefitVirus-encoded RNAUnstable colorectal cancersHMLH1 promoter methylationAdjuvant therapyLymphovascular invasionOverall survivalPatient ageClinicopathologic featuresStudy cohortConventional adenocarcinomaMucinous componentColorectal cancerMean ageMedullary carcinoma
2009
Iron-Refractory Iron Deficiency Anemia
Finberg KE. Iron-Refractory Iron Deficiency Anemia. Seminars In Hematology 2009, 46: 378-386. PMID: 19786206, DOI: 10.1053/j.seminhematol.2009.06.006.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsMeSH KeywordsAdministration, OralAnemia, Iron-DeficiencyAnemia, RefractoryAntimicrobial Cationic PeptidesChildChild, PreschoolFemaleGPI-Linked ProteinsHematinicsHemochromatosis ProteinHepcidinsHumansInfantInfusions, ParenteralIronIron CompoundsLiverMaleMembrane ProteinsMutationSerine EndopeptidasesTreatment FailureUp-RegulationConceptsIron-refractory iron deficiency anemiaIron deficiency anemiaDeficiency anemiaOral iron treatmentParenteral iron therapyAutosomal recessive disorderIron therapyClinical presentationRecent studiesHepcidin expressionIron absorptionIRIDA patientsTransmembrane serine proteaseIron treatmentAnemiaElevated levelsRecessive disorderHepcidinLiverDisordersTMPRSS6Serine proteases
2007
Mucinous Differentiation Correlates with Absence of EGFR Mutation and Presence of KRAS Mutation in Lung Adenocarcinomas with Bronchioloalveolar Features
Finberg KE, Sequist LV, Joshi VA, Muzikansky A, Miller JM, Han M, Beheshti J, Chirieac LR, Mark EJ, Iafrate AJ. Mucinous Differentiation Correlates with Absence of EGFR Mutation and Presence of KRAS Mutation in Lung Adenocarcinomas with Bronchioloalveolar Features. Journal Of Molecular Diagnostics 2007, 9: 320-326. PMID: 17591931, PMCID: PMC1899415, DOI: 10.2353/jmoldx.2007.060182.Peer-Reviewed Original ResearchMeSH KeywordsAdenocarcinoma, Bronchiolo-AlveolarAdenocarcinoma, MucinousAgedAged, 80 and overCell DifferentiationDisease ProgressionDNA Mutational AnalysisFemaleGene DosageGenes, erbB-1Genes, rasHumansIn Situ Hybridization, FluorescenceLung NeoplasmsMaleMiddle AgedMutationPrognosisRetrospective StudiesConceptsEpidermal growth factor receptor (EGFR) geneEGFR mutationsBronchioloalveolar carcinomaKRAS mutationsLung adenocarcinomaBronchioloalveolar featuresKRAS codon 12Mucinous patternNonmucinous tumorsClinical responseMucinous histologyMucinous tumorsGrowth factor receptor geneMucinous adenocarcinomaHistopathological featuresNonmucinous adenocarcinomaMucinous morphologyMucinous differentiationAdenocarcinomaFactor receptor geneCodon 12Kinase inhibitorsTumorsReceptor geneTKIs
2004
Mapping a Mendelian Form of Intracranial Aneurysm to 1p34.3-p36.13
Nahed BV, Seker A, Guclu B, Ozturk AK, Finberg K, Hawkins AA, DiLuna ML, State M, Lifton RP, Gunel M. Mapping a Mendelian Form of Intracranial Aneurysm to 1p34.3-p36.13. American Journal Of Human Genetics 2004, 76: 172-179. PMID: 15540160, PMCID: PMC1196421, DOI: 10.1086/426953.Peer-Reviewed Original ResearchConceptsMendelian formsSimple tandem repeatsIdentification of pathwaysHigh penetranceSingle geneUnderlying genesSingle nucleotide polymorphismsSingle locusTandem repeatsCandidate intervalGenomewide studiesDisease locusAnalysis of linkageLOD scoreLociRare familiesSignificant linkageRelative pairsGenesDominant traitEnvironmental factorsLarge kindredPenetranceRepeatsTraits
2003
Mice lacking the B1 subunit of H+-ATPase have normal hearing
Dou H, Finberg K, Cardell EL, Lifton R, Choo D. Mice lacking the B1 subunit of H+-ATPase have normal hearing. Hearing Research 2003, 180: 76-84. PMID: 12782355, DOI: 10.1016/s0378-5955(03)00108-4.Peer-Reviewed Original ResearchMeSH KeywordsAcoustic StimulationAnimalsAnimals, NewbornAuditory ThresholdCochleaEar, InnerEmbryo, MammalianEmbryonic and Fetal DevelopmentEvoked Potentials, Auditory, Brain StemFemaleHearingIn Situ HybridizationMaleMiceMice, KnockoutProtein SubunitsTissue DistributionVacuolar Proton-Translocating ATPasesConceptsNormal inner ear functionInner ear functionMouse inner earInner earEar functionNormal hearingAuditory brainstem response testAutosomal recessive distal renal tubular acidosisSubunit null mutant miceDistal renal tubular acidosisInner ear developmentNormal inner ear developmentRecessive distal renal tubular acidosisRenal tubular acidosisSensorineural hearing lossB1 subunitNull mutant miceAcid-base homeostasisPhysiologic assessmentTubular acidosisClinical dataHearing lossPhysiologic effectsDuct epitheliumATPase B1 subunit
1999
Localization of a Gene for Autosomal Recessive Distal Renal Tubular Acidosis with Normal Hearing ( rdRTA2 ) to 7q33-34
Karet F, Finberg K, Nayir A, Bakkaloglu A, Ozen S, Hulton S, Sanjad S, Al-Sabban E, Medina J, Lifton R. Localization of a Gene for Autosomal Recessive Distal Renal Tubular Acidosis with Normal Hearing ( rdRTA2 ) to 7q33-34. American Journal Of Human Genetics 1999, 65: 1656-1665. PMID: 10577919, PMCID: PMC1288376, DOI: 10.1086/302679.Peer-Reviewed Original ResearchMeSH KeywordsAcidosis, Renal TubularAdenosine TriphosphatasesAdultAnion Transport ProteinsAntiportersChildChild, PreschoolChromosome MappingChromosomes, Human, Pair 2Chromosomes, Human, Pair 7ConsanguinityDNA Mutational AnalysisFemaleGenes, RecessiveHearingHumansHydrogen-Ion ConcentrationInfantInfant, NewbornLod ScoreMaleMembrane ProteinsMiddle EastMolecular Sequence DataPakistanPedigreePolymorphism, Single-Stranded ConformationalSLC4A ProteinsConceptsDistal renal tubular acidosesSensorineural hearing lossNormal hearingProgressive bilateral sensorineural hearing lossBilateral sensorineural hearing lossAutosomal recessive distal renal tubular acidosisDistal renal tubular acidosisRecessive distal renal tubular acidosisSevere metabolic acidosisRenal tubular acidosisRenal tubular acidosesMetabolic acidosisTubular acidosisRenal calcificationHearing lossAlkaline urineATP6B1Distal nephronImpaired hearingApical proton pumpChildhood featuresAcidosisOne-thirdMolecular examinationHearingMutations in the gene encoding B1 subunit of H+-ATPase cause renal tubular acidosis with sensorineural deafness
Karet F, Finberg K, Nelson R, Nayir A, Mocan H, Sanjad S, Rodriguez-Soriano J, Santos F, Cremers C, Pietro A, Hoffbrand B, Winiarski J, Bakkaloglu A, Ozen S, Dusunsel R, Goodyer P, Hulton S, Wu D, Skvorak A, Morton C, Cunningham M, Jha V, Lifton R. Mutations in the gene encoding B1 subunit of H+-ATPase cause renal tubular acidosis with sensorineural deafness. Nature Genetics 1999, 21: 84-90. PMID: 9916796, DOI: 10.1038/5022.Peer-Reviewed Original ResearchConceptsRenal tubular acidosisTubular acidosisAcid secretionDistal renal tubular acidosisSensorineural hearing lossRenal acid secretionNormal auditory functionActive proton secretionMetabolic acidosisATP6B1Hearing lossAuditory functionSensorineural deafnessEndolymphatic sacApical proton pumpAcidosisSecretionProton secretionB subunitB1 subunitHuman diseasesMutationsPatientsDiseasePH homeostasis
1996
Genetic Heterogeneity of Inherited Cerebral Cavernous Malformation
Günel M, Awad I, Finberg K, Steinberg G, Craig H, Cepeda O, Nelson-Williams C, Lifton R. Genetic Heterogeneity of Inherited Cerebral Cavernous Malformation. Neurosurgery 1996, 38: 1265-1271. DOI: 10.1227/00006123-199606000-00059.Peer-Reviewed Original ResearchConceptsGenetic analysisCauses of CCMsCerebral cavernous malformationsHuman chromosome 7Second geneIndependent inheritanceMutant geneChromosome 7Genetic markersGenesLong armGenetic heterogeneityMutationsCavernous malformationsInheritanceFamilyAutosomal dominant transmissionClinical featuresGenetic testingDominant transmissionKindredsMarkersNon-Hispanic familiesMalformationsDisordersGenetic heterogeneity of inherited cerebral cavernous malformation.
Günel M, Awad I, Finberg K, Steinberg G, Craig H, Cepeda O, Carol N, Lifton R. Genetic heterogeneity of inherited cerebral cavernous malformation. Neurosurgery 1996, 38: 1265-71. PMID: 8727164, DOI: 10.1097/00006123-199606000-00059.Peer-Reviewed Original ResearchConceptsGenetic analysisCauses of CCMsCerebral cavernous malformationsHuman chromosome 7Second geneIndependent inheritanceMutant geneChromosome 7Genetic markersGenesLong armGenetic heterogeneityMutationsCavernous malformationsInheritanceFamilyAutosomal dominant transmissionClinical featuresGenetic testingDominant transmissionKindredsMarkersNon-Hispanic familiesMalformationsDisordersA Founder Mutation as a Cause of Cerebral Cavernous Malformation in Hispanic Americans
Günel M, Awad I, Finberg K, Anson J, Steinberg G, Batjer H, Kopitnik T, Morrison L, Giannotta S, Nelson-Williams C, Lifton R. A Founder Mutation as a Cause of Cerebral Cavernous Malformation in Hispanic Americans. New England Journal Of Medicine 1996, 334: 946-951. PMID: 8596595, DOI: 10.1056/nejm199604113341503.Peer-Reviewed Original ResearchConceptsCavernous malformationsCerebral cavernous malformationsSporadic casesFamilial diseaseSame mutationSporadic cavernous malformationsDevelopment of symptomsHispanic AmericansCerebral hemorrhageVascular diseaseAsymptomatic carriersHigh prevalenceClinical casesMalformationsDiseaseFounder mutationPatientsAge dependenceAffected membersKindredsMarkersMexican descentEthnic groupsMutationsSame allele