Featured Publications
Emerging Immunohistochemical Biomarkers for Myeloid Neoplasms.
Verma A, Xu ML. Emerging Immunohistochemical Biomarkers for Myeloid Neoplasms. Archives Of Pathology & Laboratory Medicine 2022, 147: 403-412. PMID: 35533352, DOI: 10.5858/arpa.2021-0558-ra.Peer-Reviewed Original ResearchMeSH KeywordsBiomarkersBiomarkers, TumorDisease ProgressionHumansMyeloproliferative DisordersNeoplasmsPrognosisConceptsMyeloid neoplasmsImmunohistochemical biomarkersImmunohistochemical markersManagement of patientsNovel immunohistochemical markerPosttreatment biopsiesImmunohistochemical toolsDisease progressionCorrect diagnosisClinical scenariosNeoplasmsPatient careLiterature searchRelevant biomarkersBiomarkersImmunohistochemistryMolecular biomarkersScientific literature searchMarkersArchival samplesOriginal articlesMolecular eraCurrent eraPatientsBiopsyGlobal assessment of IRF8 as a novel cancer biomarker
McQuaid DC, Panse G, Wang WL, Pinkus GS, Katz SG, Xu ML. Global assessment of IRF8 as a novel cancer biomarker. Human Pathology 2022, 122: 1-10. PMID: 35085599, PMCID: PMC10621657, DOI: 10.1016/j.humpath.2022.01.004.Peer-Reviewed Original ResearchMeSH KeywordsBiomarkers, TumorHumansInterferon Regulatory FactorsNeoplasmsRetrospective StudiesSarcomaConceptsBlastic plasmacytoid dendritic cell neoplasmInterferon regulatory factor 8Myeloid sarcomaDifferential diagnosisPlasmacytoid dendritic cell neoplasmDesmoplastic small round cell tumorSmall round cell tumorTriple-negative breast cancerStrong uniform expressionDendritic cell neoplasmBroad differential diagnosisNegative breast cancerRound cell tumorAbsence of CD34IHC expression patternsAcute monocytic leukemiaNovel immunohistochemical markerTypes of cancerRegulatory factor 8Cancer Genome AtlasNovel cancer biomarkersRetrospective studySynovial sarcomaCell tumorsPleomorphic sarcomaExpression of CD30 as a biomarker to predict response to brentuximab vedotin
Xu ML, Acevedo-Gadea C, Seropian S, Katz SG. Expression of CD30 as a biomarker to predict response to brentuximab vedotin. Histopathology 2016, 69: 155-158. PMID: 26648051, PMCID: PMC7064871, DOI: 10.1111/his.12914.Peer-Reviewed Original ResearchDendritic Cell Markers and PD-L1 are Expressed in Mediastinal Gray Zone Lymphoma
Pelland K, Mathews S, Kamath A, Cohen P, Hudnall SD, Cotta CV, Xu ML. Dendritic Cell Markers and PD-L1 are Expressed in Mediastinal Gray Zone Lymphoma. Applied Immunohistochemistry & Molecular Morphology 2018, 26: e101-e106. PMID: 29189264, DOI: 10.1097/pai.0000000000000615.Peer-Reviewed Original ResearchConceptsPrimary mediastinal large B-cell lymphomaMediastinal gray zone lymphomaClassic Hodgkin lymphomaGray zone lymphomaPD-L1Mediastinal large B-cell lymphomaLarge B-cell lymphomaDendritic cell markersB-cell lymphomaCell gene expression profilesHodgkin's lymphomaRare entityCD123LymphomaTherapeutic potentialCell markersTherapeutic significanceGenetic featuresGene expression profilesFascinRepresentative sectionsExpression profilesImmunohistochemistryTumorsDiagnosis
2024
Liquid biopsy‐based circulating tumour (ct)DNA analysis of a spectrum of myeloid and lymphoid malignancies yields clinically actionable results
Mata D, Lee J, Shanmugam V, Marcus C, Schrock A, Williams E, Ritterhouse L, Hickman R, Janovitz T, Patel N, Kroger B, Ross J, Mirza K, Oxnard G, Vergilio J, Elvin J, Benhamida J, Decker B, Xu M. Liquid biopsy‐based circulating tumour (ct)DNA analysis of a spectrum of myeloid and lymphoid malignancies yields clinically actionable results. Histopathology 2024, 84: 1224-1237. PMID: 38422618, DOI: 10.1111/his.15168.Peer-Reviewed Original ResearchConceptsNon-Hodgkin's lymphomaPlasma-cell neoplasmsAcute myeloid leukemiaCirculating tumor DNAHodgkin lymphomaMyelodysplastic syndromeHaematopoietic neoplasmsNext-generation sequencingTissue-based NGSMaximum somatic allele frequencyFoundationOne Liquid CDxTherapy-resistant clonesRelevant genomic alterationsPositive percent agreementPotential clinical utilityLymphoid malignanciesTumor DNAMyeloid leukemiaPlasma-cellsTissue biopsiesGenomic alterationsPathogenic alterationsLiquid biopsyMolecular profilingTP53
2021
IRF8 is a Reliable Monoblast Marker for Acute Monocytic Leukemias
Katz SG, Edappallath S, Xu ML. IRF8 is a Reliable Monoblast Marker for Acute Monocytic Leukemias. The American Journal Of Surgical Pathology 2021, 45: 1391-1398. PMID: 34172624, DOI: 10.1097/pas.0000000000001765.Peer-Reviewed Original ResearchConceptsChronic myelomonocytic leukemiaAcute monocytic leukemiaBlast countCore biopsyMyelomonocytic leukemiaBone marrowPredictive valueMonocytic leukemiaBone marrow core biopsiesCases of AMoLMarrow core biopsiesAcute myeloid leukemia subtypesExpression of IRF8Acute myeloid leukemiaTrephine core biopsiesReliable surface markersDendritic cell progenitorsNegative predictive valuePositive predictive valuePotential biomarker candidatesBlast increaseMonocytic blastsUseful immunostainsBlast percentageReactive monocytosisRole of MBD3-SOX2 axis in residual myeloma following pomalidomide
Verma R, Branagan AR, Xu ML, Flavell RA, Dhodapkar KM, Dhodapkar MV. Role of MBD3-SOX2 axis in residual myeloma following pomalidomide. Leukemia 2021, 35: 3319-3323. PMID: 33603141, PMCID: PMC8371090, DOI: 10.1038/s41375-021-01145-0.Peer-Reviewed Original Research
2019
EBV-Positive Primary Large B-Cell Lymphoma: The Role of Immunohistochemistry and XPO1 in the Diagnosis of Mediastinal Lymphomas
Maracaja DLV, Puthenpura V, Pels SG, O’Malley D, Sklar JL, Finberg KE, Xu ML. EBV-Positive Primary Large B-Cell Lymphoma: The Role of Immunohistochemistry and XPO1 in the Diagnosis of Mediastinal Lymphomas. Applied Immunohistochemistry & Molecular Morphology 2019, 28: 725-730. PMID: 31789821, DOI: 10.1097/pai.0000000000000820.Peer-Reviewed Original ResearchMeSH KeywordsAdultBiomarkers, TumorDiagnosis, DifferentialEpstein-Barr Virus InfectionsHerpesvirus 4, HumanHigh-Throughput Nucleotide SequencingHumansImmunohistochemistryImmunophenotypingKaryopherinsLymphoma, Large B-Cell, DiffuseMaleMediastinal NeoplasmsMutationReceptors, Cytoplasmic and NuclearThymus NeoplasmsYoung AdultConceptsPrimary mediastinal large B-cell lymphomaEpstein-Barr virusLarge B-cell lymphomaB-cell lymphomaEBV positivityMediastinal lymphomaMediastinal large B-cell lymphomaMediastinal gray zone lymphomaGray zone lymphomaRole of immunohistochemistryClassical Hodgkin lymphomaEBV expressionMediastinal massTherapeutic optionsHodgkin's lymphomaClassic immunophenotypeLymphomaXPO1 mutationsMutational profilingPositivityNext-generation sequencingImmunophenotypeSomatic mutationsK mutationTumorsClinicopathologic characteristics and novel biomarkers of aggressive B-cell lymphomas in the nasopharynx
Chen PH, Yang Y, O'Malley DP, Xu ML. Clinicopathologic characteristics and novel biomarkers of aggressive B-cell lymphomas in the nasopharynx. Annals Of Diagnostic Pathology 2019, 41: 129-135. PMID: 31247533, DOI: 10.1016/j.anndiagpath.2019.06.007.Peer-Reviewed Original ResearchConceptsB-cell non-Hodgkin lymphomaEBV-negative casesAggressive B-NHLPD-L1Peptide receptor radionuclide therapyAggressive B-cell lymphomasEBV-positive DLBCLEBV-positive patientsDisease-free intervalPrimary clinical outcomeYear of diagnosisEBV-positive casesReceptor radionuclide therapyExpression of SSTR2Non-Hodgkin lymphomaExpression of CD30Five yearsAvailable outcome dataB-cell lymphomaEBV negativityInitial therapyClinicopathologic characteristicsBetter prognosisCase seriesClinical outcomes
2015
Age cutoff for Epstein-Barr virus-positive diffuse large B-cell lymphoma–is it necessary
Ok CY, Ye Q, Li L, Manyam GC, Deng L, Goswami RR, Wang X, Montes-Moreno S, Visco C, Tzankov A, Dybkaer K, Zhang L, Abramson J, Sohani AR, Chiu A, Orazi A, Zu Y, Bhagat G, Richards KL, Hsi ED, Choi WW, van Krieken JH, Huh J, Ponzoni M, Ferreri AJ, Zhang S, Parsons BM, Xu M, Møller MB, Winter JN, Piris MA, Xu-Monette ZY, Medeiros LJ, Young KH. Age cutoff for Epstein-Barr virus-positive diffuse large B-cell lymphoma–is it necessary. Oncotarget 2015, 6: 13933-13945. PMID: 26101854, PMCID: PMC4546442, DOI: 10.18632/oncotarget.4324.Peer-Reviewed Original ResearchConceptsEpstein-Barr virus-positive diffuse large B-cell lymphomaDiffuse large B-cell lymphomaLarge B-cell lymphomaB-cell lymphomaYears of ageFrequent expressionOlder patientsAge cutoffMonoclonal B-cell proliferationArbitrary age cutoffsPoor performance statusGenetic featuresMore frequent expressionB cell proliferationPerformance statusYounger patientsClinicopathologic evidencePatient groupDLBCL patientsTreatment outcomesPatientsDLBCLGene expression profilingCD30Lymphoma