Featured Publications
Bone marrow sinusoidal endothelial cells are a site of Fgf23 upregulation in a mouse model of iron deficiency anemia
Li X, Lozovatsky L, Tommasini S, Fretz J, Finberg K. Bone marrow sinusoidal endothelial cells are a site of Fgf23 upregulation in a mouse model of iron deficiency anemia. Blood Advances 2023, 7: 5156-5171. PMID: 37417950, PMCID: PMC10480544, DOI: 10.1182/bloodadvances.2022009524.Peer-Reviewed Original ResearchConceptsSinusoidal endothelial cellsEndothelial cellsBone marrowBM sectionsFGF23 upregulationFibroblast growth factor 23Iron deficiencyElevated serum erythropoietinFGF23 promoter activityBM endothelial cellsGrowth factor 23Vitamin D metabolismIron deficiency anemiaSystemic iron deficiencyKnockout mice exhibitBone marrow sinusoidal endothelial cellsNormal iron balanceNonanemic controlsChronic anemiaFactor 23D metabolismEndothelial cell populationErythropoietin treatmentDeficiency anemiaMouse modelIL‐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 hydroxylasesLow iron promotes megakaryocytic commitment of megakaryocytic-erythroid progenitors in humans and mice
Xavier-Ferrucio J, Scanlon V, Li X, Zhang PX, Lozovatsky L, Ayala-Lopez N, Tebaldi T, Halene S, Cao C, Fleming MD, Finberg KE, Krause DS. Low iron promotes megakaryocytic commitment of megakaryocytic-erythroid progenitors in humans and mice. Blood 2019, 134: 1547-1557. PMID: 31439541, PMCID: PMC6839952, DOI: 10.1182/blood.2019002039.Peer-Reviewed Original ResearchConceptsMK lineage commitmentExtracellular signal-regulated kinase (ERK) pathwaySignal-regulated kinase pathwayMegakaryocytic-erythroid progenitorsBone marrow transplantation assaysSignal transduction analysisIron-deficient conditionsGene expression analysisMegakaryocytic commitmentLineage commitmentTransferrin receptor 2MK lineageTmprss6-/- miceIron sensorExpression analysisKinase pathwayTransduction analysisTransplantation assaysErythroid progenitorsMarrow environmentHematopoietic cellsMessenger RNAPhospho-ERK1/2Systemic iron deficiencyLow ironNormalizing hepcidin predicts TMPRSS6 mutation status in patients with chronic iron deficiency
Heeney MM, Guo D, De Falco L, Campagna DR, Olbina G, Kao PP, Schmitz-Abe K, Rahimov F, Gutschow P, Westerman K, Ostland V, Jackson T, Klaassen R, Markianos K, Finberg KE, Iolascon A, Westerman M, London WB, Fleming MD. Normalizing hepcidin predicts TMPRSS6 mutation status in patients with chronic iron deficiency. Blood 2018, 132: 448-455. PMID: 29895660, PMCID: PMC6071554, DOI: 10.1182/blood-2017-03-773028.Peer-Reviewed Original ResearchAnalytical Validation of the Next-Generation Sequencing Assay for a Nationwide Signal-Finding Clinical Trial Molecular Analysis for Therapy Choice Clinical Trial
Lih CJ, Harrington RD, Sims DJ, Harper KN, Bouk CH, Datta V, Yau J, Singh RR, Routbort MJ, Luthra R, Patel KP, Mantha GS, Krishnamurthy S, Ronski K, Walther Z, Finberg KE, Canosa S, Robinson H, Raymond A, Le LP, McShane LM, Polley EC, Conley BA, Doroshow JH, Iafrate AJ, Sklar JL, Hamilton SR, Williams PM. Analytical Validation of the Next-Generation Sequencing Assay for a Nationwide Signal-Finding Clinical Trial Molecular Analysis for Therapy Choice Clinical Trial. Journal Of Molecular Diagnostics 2017, 19: 313-327. PMID: 28188106, PMCID: PMC5397672, DOI: 10.1016/j.jmoldx.2016.10.007.Peer-Reviewed Original ResearchConceptsNext-generation sequencingNational Cancer Institute-Molecular AnalysisMultiple clinical laboratoriesParaffin-embedded clinical specimensTherapy Choice (NCI-MATCH) trialClinical Laboratory Improvement AmendmentsNext-generation sequencing assayPrecision medicine studiesStandard treatmentRefractory cancerClinical trialsBiopsy collectionClinical specimensPanel assayClinical useOverall sensitivityMedicine studiesPairwise concordanceReportable variantsCompliant useNGS assaysTrialsPrecision medicineCell linesClinical laboratoriesIron-Refractory Iron Deficiency Anemia (IRIDA)
Heeney MM, Finberg KE. Iron-Refractory Iron Deficiency Anemia (IRIDA). Hematology/Oncology Clinics Of North America 2014, 28: 637-652. PMID: 25064705, DOI: 10.1016/j.hoc.2014.04.009.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsIron deficiency anemiaIron-refractory iron deficiency anemiaDeficiency anemiaChronic blood lossOral iron supplementationParenteral iron therapyInadequate dietary intakeSingle clinical entitySystemic iron homeostasisIron therapyBlood lossClinical featuresClinical entityIron supplementationDietary intakeAnemiaMultiple family membersCommon global problemTMPRSS6 geneRecent genetic studiesFamily membersIron homeostasisEtiologyTherapyIntakeTmprss6 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 proteasesAnemiaTherapyHepcidinMutationsUnraveling Mechanisms Regulating Systemic Iron Homeostasis
Finberg KE. Unraveling Mechanisms Regulating Systemic Iron Homeostasis. Hematology 2011, 2011: 532-537. PMID: 22160085, PMCID: PMC3648641, DOI: 10.1182/asheducation-2011.1.532.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsSystemic iron homeostasisIron homeostasisProduction of hepcidinSystemic iron balanceHepcidin levelsRed blood cellsIron overloadDietary ironErythropoietic activityHepcidin responseAnimal modelsIron balanceIron disordersIron deficiencyBlood cellsHepcidinPhysiological stimuliDeleterious effectsLiverIron loadingHomeostasisTissue culture systemMolecular mechanismsKey regulatorAvailability of ironGenetic loss of Tmprss6 alters terminal erythroid differentiation in a mouse model of β-thalassemia intermedia
Stagg DB, Whittlesey RL, Li X, Lozovatsky L, Gardenghi S, Rivella S, Finberg KE. Genetic loss of Tmprss6 alters terminal erythroid differentiation in a mouse model of β-thalassemia intermedia. Haematologica 2019, 104: e442-e446. PMID: 30819909, PMCID: PMC6886429, DOI: 10.3324/haematol.2018.213371.Peer-Reviewed Original Research
2023
Hepatocellular Adenoma: Report of 2 Cases That Highlight the Relevance of Phenotype-Genotype Correlation in the Pediatric Population
Jiao J, Finberg K, Jain D, Morotti R. Hepatocellular Adenoma: Report of 2 Cases That Highlight the Relevance of Phenotype-Genotype Correlation in the Pediatric Population. Pediatric And Developmental Pathology 2023, 26: 394-403. PMID: 37334553, DOI: 10.1177/10935266231175426.Peer-Reviewed Case Reports and Technical NotesConceptsHepatocellular adenomaPediatric populationInflammatory HCASonic hedgehog hepatocellular adenomasYoung type 3Maturity-onset diabetesInflammatory hepatocellular adenomaΒ-catenin-activated hepatocellular adenomaAbernethy malformationPhenotype-genotype correlationClinical historyHCA subtypesH-HCACase 2Case 1Type 3Pathological informationB-HCASubtypesFamily surveillanceLimited studiesMales
2022
Blocking (iron) traffic in the gut
Finberg KE. Blocking (iron) traffic in the gut. Blood 2022, 139: 2424-2425. PMID: 35446376, DOI: 10.1182/blood.2022015480.Commentaries, Editorials and LettersYale Precision Medicine Tumor Board: reawakening the guardian of the genome
Grant MJ, Finberg KE, Walther Z, Stein SM, Lacy J, Eder JP, Goldberg SB. Yale Precision Medicine Tumor Board: reawakening the guardian of the genome. The Lancet Oncology 2022, 23: 337-338. PMID: 35240081, DOI: 10.1016/s1470-2045(22)00037-7.Peer-Reviewed Case Reports and Technical Notes
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 ResearchBone Marrow Sinusoidal Endothelial Cells Are a Site of Fgf23 Upregulation in Iron Deficiency Anemia
Li X, Lozovatsky L, Fretz J, Finberg K. Bone Marrow Sinusoidal Endothelial Cells Are a Site of Fgf23 Upregulation in Iron Deficiency Anemia. Blood 2021, 138: 759. DOI: 10.1182/blood-2021-153329.Peer-Reviewed Original ResearchIron deficiency anemiaSinusoidal endothelial cellsBone marrow sinusoidal endothelial cellsNon-anemic controlsBone marrowFGF23 upregulationEndothelial cellsHepcidin elevationDeficiency anemiaFGF23 productionSerum erythropoietinChronic iron deficiency anemiaIron deficiencyFGF23 promoter activityTissue iron deficiencyIron-restricted anemiaFemurs of miceSystemic iron deficiencyBone marrow sectionsReporter alleleNormal iron balanceEndothelial cell subtypesTotal FGF23Phosphaturic hormoneBlood lossEndometrial 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 syndromeYale Cancer Center Precision Medicine Tumor Board: molecular findings alter a diagnosis and treatment plan
Gibson JA, Finberg KE, Nalbantoglu I, Cecchini M, Ganzak A, Walther Z, Sklar JL, Eder JP, Goldberg SB. Yale Cancer Center Precision Medicine Tumor Board: molecular findings alter a diagnosis and treatment plan. The Lancet Oncology 2021, 22: 306-307. PMID: 33662283, DOI: 10.1016/s1470-2045(20)30683-5.Peer-Reviewed Original ResearchIroning out an approach to alleviate the hypoferremia of acute inflammation
Finberg KE. Ironing out an approach to alleviate the hypoferremia of acute inflammation. Haematologica 2021, 106: 326-328. PMID: 33522782, PMCID: PMC7849331, DOI: 10.3324/haematol.2020.266627.Commentaries, Editorials and Letters