2024
Histologic Features of Mycobacterial Spindle Cell Pseudotumors
Szczepanski J, Lieberman J, Lamps L, Gonzalez R, Xue Y, Zhang X, Yilmaz O, Hart J, Krausz T, Mantilla J, McHugh J, Westerhoff M. Histologic Features of Mycobacterial Spindle Cell Pseudotumors. The American Journal Of Surgical Pathology 2024, 48: 890-900. PMID: 38726848, DOI: 10.1097/pas.0000000000002234.Peer-Reviewed Original ResearchConceptsMycobacterial spindle cell pseudotumorSpindle cell pseudotumorImmunocompromised patientsFoamy histiocytesLymph nodesNeutrophilic inflammationNeutrophilic microabscessesEvaluated lymph nodesComposition of inflammatory infiltratesSpindle cell neoplasmSecondary to infectionNon-tuberculous mycobacteriaArchitectural growth patternAcid-fast stainingMultinucleated giant cellsPeripheral granulomaSurgical therapyCell neoplasmsStromal changesHistological factorsSpindle cellsLymphocytic inflammationMicrobiological findingsClinical historyInflammatory infiltrate
2023
Colorectal Carcinoma With Sarcomatoid Components
Golconda U, McHugh K, Allende D, Collins K, Henn P, Lacambra M, Bejarano P, Groisman G, Loughrey M, Monappa V, Zhang X, Hornick J, Gonzalez R. Colorectal Carcinoma With Sarcomatoid Components. The American Journal Of Surgical Pathology 2023, 48: 465-474. PMID: 38155543, DOI: 10.1097/pas.0000000000002172.Peer-Reviewed Original ResearchConceptsSarcomatoid componentColorectal carcinomaUndifferentiated carcinomaTumor-infiltrating lymphocytesNodal metastasisAbdominal painDistant metastasisRare subtypeSMARCA4 lossTumor buddingHeterologous elementsRepair protein expressionRectosigmoid regionSpindle cellsGastrointestinal bleedingKeratin-positivePoor prognosisFollow-upCarcinomaMismatch repair protein expressionMolecular testingAdvanced stageTumorLoss of mismatch repair protein expressionProtein expressionLet-7 suppresses liver fibrosis by inhibiting hepatocyte apoptosis and TGF-β production
Song J, Lv H, Liu B, Hao M, Taylor H, Zhang X, Li D, Huang Y. Let-7 suppresses liver fibrosis by inhibiting hepatocyte apoptosis and TGF-β production. Molecular Metabolism 2023, 78: 101828. PMID: 37898449, PMCID: PMC10641683, DOI: 10.1016/j.molmet.2023.101828.Peer-Reviewed Original ResearchConceptsFas-mediated apoptosisLet-7Hepatocyte apoptosisNegative feedback loopMouse primary hepatocytesLet-7 miRNAsTGF-b signalingSignaling networksApoptosis of hepatocytesTransient transfectionFas expressionInhibiting hepatocyte apoptosisSiRNA knockdownLet-7 expressionLet-7 overexpressionMouse modelApoptosisPrimary hepatocytesSuppressed hepatocyte apoptosisTET3Liver fibrosisFeedback loopExpressionDriver of liver fibrosisAdeno-associated viral vectorsThe Sympathetic Nervous System Promotes Hepatic Lymphangiogenesis, which Is Protective Against Liver Fibrosis
Tanaka M, Jeong J, Thomas C, Zhang X, Zhang P, Saruwatari J, Kondo R, McConnell M, Utsumi T, Iwakiri Y. The Sympathetic Nervous System Promotes Hepatic Lymphangiogenesis, which Is Protective Against Liver Fibrosis. American Journal Of Pathology 2023, 193: 2182-2202. PMID: 37673329, PMCID: PMC10699132, DOI: 10.1016/j.ajpath.2023.08.004.Peer-Reviewed Original ResearchConceptsPartial portal vein ligationNoncirrhotic portal hypertensionCirrhotic patientsVascular endothelial growth factorLiver fibrosisEndothelial growth factorPortal hypertensionSympathetic denervationSympathetic nervesBDL ratsVascular diseaseIdiopathic noncirrhotic portal hypertensionGrowth factorPortal hypertensive patientsPortal vein ligationSympathetic nervous systemMechanisms of lymphangiogenesisCeliac ganglionectomyHypertensive patientsLymphatic vessel numberLiver biopsyLiver cirrhosisVein ligationPPVL ratsHepatic lymphatic vesselsAn optimized visualization and quantitative protocol for in-depth evaluation of lymphatic vessel architecture in the liver
Jeong J, Tanaka M, Yang Y, Arefyev N, DiRito J, Tietjen G, Zhang X, McConnell M, Utsumi T, Iwakiri Y. An optimized visualization and quantitative protocol for in-depth evaluation of lymphatic vessel architecture in the liver. AJP Gastrointestinal And Liver Physiology 2023, 325: g379-g390. PMID: 37605828, PMCID: PMC10887843, DOI: 10.1152/ajpgi.00139.2023.Peer-Reviewed Original ResearchPostinfantile Giant Cell Hepatitis in Native and Allograft Livers: A Multi-Institutional Clinicopathologic Study of 70 Cases
Jiao J, Chezar K, Zhang X, Wang D, Cao W, Bindu C, Chen W, Neto A, Henn P, Riahi I, Wang H, Papke D, Zhao L, Xue Y, Liao X, Zhang X. Postinfantile Giant Cell Hepatitis in Native and Allograft Livers: A Multi-Institutional Clinicopathologic Study of 70 Cases. Modern Pathology 2023, 36: 100298. PMID: 37544363, DOI: 10.1016/j.modpat.2023.100298.Peer-Reviewed Original ResearchConceptsPostinfantile giant cell hepatitisAutoimmune liver diseaseGiant cell hepatitisAlkaline phosphatase levelsClinical outcomesPhosphatase levelsLiver diseaseMulti-institutional retrospective studyAssociated with better survivalAssociated with poor survivalClinicopathological characteristics of patientsAdverse prognostic factorAssociated with autoimmune liver diseasesGiant cellsVariable clinical outcomesFollow-up resultsCharacteristics of patientsDistribution of giant cellsOlder ageLiver disease etiologyPrognostic factorsAdvanced fibrosisBetter survivalClinicopathological characteristicsLiver allograftsClinicopathologic characterization of hepatocellular adenomas in men: a multicenter experience
González I, Torbenson M, Sharifai N, Byrnes K, Chatterjee D, Kakar S, Yeh M, Wu T, Zhang X, Jain D. Clinicopathologic characterization of hepatocellular adenomas in men: a multicenter experience. Human Pathology 2023, 138: 24-33. PMID: 37245629, DOI: 10.1016/j.humpath.2023.05.010.Peer-Reviewed Original ResearchConceptsHepatocellular adenomaHepatocellular carcinomaMalignant transformationMulticenter experienceMean ageWorld Health Organization classificationConcomitant hepatocellular carcinomaAndrogen receptor expressionBenign liver neoplasmUnclassified hepatocellular adenomaUncertain malignant potentialInflammatory hepatocellular adenomaΒ-catenin-activated hepatocellular adenomaClinicopathologic characterizationEntire cohortHCA casesCommon subtypeMalignant potentialOrganization classificationReproductive ageAllred score systemResection casesReceptor expressionHepatocellular neoplasmsLiver neoplasmsMulti-Institutional Study of Pathologist Reading of the Programmed Cell Death Ligand-1 Combined Positive Score Immunohistochemistry Assay for Gastric or Gastroesophageal Junction Cancer
Fernandez A, Robbins C, Gaule P, Agostini-Vulaj D, Anders R, Bellizzi A, Chen W, Chen Z, Gopal P, Zhao L, Lisovsky M, Liu X, Shia J, Wang H, Yang Z, McCann L, Chan Y, Weidler J, Bates M, Zhang X, Rimm D. Multi-Institutional Study of Pathologist Reading of the Programmed Cell Death Ligand-1 Combined Positive Score Immunohistochemistry Assay for Gastric or Gastroesophageal Junction Cancer. Modern Pathology 2023, 36: 100128. PMID: 36889057, PMCID: PMC10198879, DOI: 10.1016/j.modpat.2023.100128.Peer-Reviewed Original ResearchConceptsOverall percent agreementCut pointsReal-world settingHigher cut pointsCell death ligand 1Percent agreementGastroesophageal junction cancerPD-L1 immunohistochemistryDeath ligand 1Companion diagnostic testsMessenger RNA measurementsJunction cancerCancer casesImmunohistochemistry assaysIHC resultsDrug AdministrationPredictive valueScoring systemRange of assaysDiagnostic testsInstitutional studyRNA measurementsImmunohistochemistryPoor specificityPathologist's readingInhibition of HSD17B13 protects against liver fibrosis by inhibition of pyrimidine catabolism in nonalcoholic steatohepatitis
Luukkonen P, Sakuma I, Gaspar R, Mooring M, Nasiri A, Kahn M, Zhang X, Zhang D, Sammalkorpi H, Penttilä A, Orho-Melander M, Arola J, Juuti A, Zhang X, Yimlamai D, Yki-Järvinen H, Petersen K, Shulman G. Inhibition of HSD17B13 protects against liver fibrosis by inhibition of pyrimidine catabolism in nonalcoholic steatohepatitis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2023, 120: e2217543120. PMID: 36669104, PMCID: PMC9942818, DOI: 10.1073/pnas.2217543120.Peer-Reviewed Original ResearchConceptsNonalcoholic fatty liver diseaseLiver fibrosisLiver diseaseCommon chronic liver diseaseChronic liver diseaseFatty liver diseaseRisk of fibrosisDistinct mouse modelsPyrimidine catabolismNonalcoholic steatohepatitisMouse modelTherapeutic targetFibrosisDihydropyrimidine dehydrogenaseHuman liverA variantCommon variantsMetabolomics approachDiseaseMiceInhibitionCatabolismKnockdownSteatohepatitisGimeracil
2022
The prognostic significance of the circumferential resection margin in esophageal squamous cell carcinoma patients without neoadjuvant treatment
Yang Z, Lin H, Wang Z, Rong L, Zhang X, Wang L, Qin J, Xue X, Li Y, Xue L. The prognostic significance of the circumferential resection margin in esophageal squamous cell carcinoma patients without neoadjuvant treatment. BMC Cancer 2022, 22: 1180. PMID: 36384463, PMCID: PMC9670431, DOI: 10.1186/s12885-022-10276-1.Peer-Reviewed Original ResearchConceptsEsophageal squamous cell carcinomaEsophageal squamous cell carcinoma patientsRoyal College of Pathologists criteriaRoyal College of PathologistsCRM statusCollege of American PathologistsResection marginsPrognostic factorsPrognostic significancePrognostic valueSquamous cell carcinoma patientsLong-term prognostic significanceCircumferential resection marginCell carcinoma patientsCollege of American Pathologists criteriaSquamous cell carcinomaLymph node metastasisMultivariate survival analysisLong-term survivalPN0 subgroupPN3 subgroupsNeoadjuvant therapyNeoadjuvant treatmentPT3 tumorsTumor distanceEpidermal Growth Factor Receptor Inhibition Is Protective in Hyperoxia‐Induced Lung Injury
Harris ZM, Sun Y, Joerns J, Clark B, Hu B, Korde A, Sharma L, Shin HJ, Manning EP, Placek L, Unutmaz D, Stanley G, Chun H, Sauler M, Rajagopalan G, Zhang X, Kang MJ, Koff JL. Epidermal Growth Factor Receptor Inhibition Is Protective in Hyperoxia‐Induced Lung Injury. Oxidative Medicine And Cellular Longevity 2022, 2022: 9518592. PMID: 36193076, PMCID: PMC9526641, DOI: 10.1155/2022/9518592.Peer-Reviewed Original ResearchConceptsAcute lung injuryEpidermal growth factor receptorAlveolar epithelial cellsLung injurySevere hyperoxiaEGFR inhibitionEpithelial cellsHyperoxia-Induced Lung InjuryRole of EGFRMurine alveolar epithelial cellsGrowth factor receptor inhibitionWorse clinical outcomesEpidermal growth factor receptor inhibitionHuman alveolar epithelial cellsWild-type littermatesPoly (ADP-ribose) polymeraseTerminal dUTP nickGrowth factor receptorClinical outcomesImproved survivalReceptor inhibitionLung repairProtective roleComplex roleEGFR deletionIncreased Expression of LEF1 and β-Catenin in Invasive Micropapillary Carcinoma of the Breast is Associated With Lymphovascular Invasion and Lymph Node Metastasis
Dolezal D, Zhang X, Harigopal M. Increased Expression of LEF1 and β-Catenin in Invasive Micropapillary Carcinoma of the Breast is Associated With Lymphovascular Invasion and Lymph Node Metastasis. Applied Immunohistochemistry & Molecular Morphology 2022, 30: 557-565. PMID: 35960138, DOI: 10.1097/pai.0000000000001052.Peer-Reviewed Original ResearchConceptsInvasive micropapillary breast carcinomaLymph node metastasisLymphoid enhancer-binding factor 1Lymphovascular invasionNode metastasisNodal metastasisPrimary tumorΒ-cateninBreast tumorsRare breast cancer subtypeSmall tumor cell clustersLEF1 expressionMicropapillary breast carcinomaAggressive breast tumorsBasal-like carcinomasInvasive micropapillary carcinomaΒ-catenin expression levelsBreast cancer subtypesΒ-catenin expressionTumor cell clustersEnhancer-binding factor 1Disease relapseMicropapillary carcinomaBreast carcinomaHigh incidenceThe many faces and pathologic diagnostic challenges of autoimmune hepatitis
Zhang X, Jain D. The many faces and pathologic diagnostic challenges of autoimmune hepatitis. Human Pathology 2022, 132: 114-125. PMID: 35753409, DOI: 10.1016/j.humpath.2022.06.019.Peer-Reviewed Original ResearchConceptsAutoimmune hepatitisHistological featuresLiver diseaseAcute-onset autoimmune hepatitisDiagnosis of AIHEnd-stage liver diseaseChronic inflammatory liver diseasePathologic diagnostic challengeFatal liver failureInflammatory liver diseaseTypical histological featuresCareful clinicopathological correlationRoutine clinical practiceMajor differential diagnosisImmunosuppressive treatmentLiver histologySpecific autoantibodiesLiver failurePrompt diagnosisHistological presentationClinicopathological correlationInternational Working GroupPathological featuresDiagnostic challengeHistopathologic spectrumProminent Pseudoacini in Focal Nodular Hyperplasia
Wang D, González IA, Russo PA, Jain D, Zhang X. Prominent Pseudoacini in Focal Nodular Hyperplasia. The American Journal Of Surgical Pathology 2022, 46: 1380-1385. PMID: 35749760, DOI: 10.1097/pas.0000000000001931.Peer-Reviewed Original ResearchConceptsFocal nodular hyperplasiaHepatocellular carcinomaNodular hyperplasiaFNH casesPotential diagnostic pitfallInspissated bileChronic cholestasisInitial biopsyPathologic featuresClinicopathologic correlationDiagnostic challengeNeedle biopsyDifferential diagnosisHepatocellular neoplasmsHepatocellular adenomaDiagnostic pitfallsMorphologic featuresLobular parenchymaStaining patternPseudoaciniBiliary transdifferentiationBiopsyHyperplasiaLesionsHepatocytesAn Appraisal of Immunohistochemical Stain Use in Hepatic Metastasis Highlights the Effectiveness of the Individualized, Case-Based Approach: Analysis of Data From a Tertiary Care Medical Center.
Wang JD, Sebastian C, Walther Z, Suresh T, Lacy J, Zhang X, Jain D. An Appraisal of Immunohistochemical Stain Use in Hepatic Metastasis Highlights the Effectiveness of the Individualized, Case-Based Approach: Analysis of Data From a Tertiary Care Medical Center. Archives Of Pathology & Laboratory Medicine 2022, 147: 185-192. PMID: 35512224, DOI: 10.5858/arpa.2021-0457-oa.Peer-Reviewed Original ResearchConceptsLiver biopsyUnknown primaryIHC markersPrimary siteTrue carcinomaTertiary care medical centerAvailable clinicopathologic dataSquamous cell carcinomaClinicopathologic dataHepatic metastasesNonepithelial tumorsCell carcinomaInstitutional databaseClinical managementStain usePractice patternsNeuroendocrine neoplasmsImmunohistochemical markersMedical CenterMorphologic patternsIndividualized approachCarcinomaBiopsyMetastasisTumorsHeterogeneity of hepatic steatosis definitions and reporting of donor liver frozen sections among pathologists: A multicenter survey
Ho S, Kuo E, Allende D, Wang HL, Westerhoff M, Graham RP, Saxena R, Gonzalez RS, Fiel MI, Yang Z, Zhang X, Liu X. Heterogeneity of hepatic steatosis definitions and reporting of donor liver frozen sections among pathologists: A multicenter survey. Liver Transplantation 2022, 28: 1540-1542. PMID: 35377545, DOI: 10.1002/lt.26466.Peer-Reviewed Original ResearchHepatocellular adenoma: Where are we now?
Wang X, Zhang X. Hepatocellular adenoma: Where are we now? World Journal Of Gastroenterology 2022, 28: 1384-1393. PMID: 35582672, PMCID: PMC9048476, DOI: 10.3748/wjg.v28.i14.1384.Peer-Reviewed Original ResearchConceptsHepatocellular adenomaOral contraceptive useUnderlying molecular signaturesClinical managementHepatocellular neoplasmsContraceptive useHigh riskMalignant transformationYoung womenMolecular featuresMolecular signaturesSubtypesMolecular studiesClassification systemComplicationsHemorrhageAdenomasNeoplasmsCytoskeletal dynamics regulates stromal invasion behavior of distinct liver cancer subtypes
Nguyen RY, Xiao H, Gong X, Arroyo A, Cabral AT, Fischer TT, Flores KM, Zhang X, Robert ME, Ehrlich BE, Mak M. Cytoskeletal dynamics regulates stromal invasion behavior of distinct liver cancer subtypes. Communications Biology 2022, 5: 202. PMID: 35241781, PMCID: PMC8894393, DOI: 10.1038/s42003-022-03121-5.Peer-Reviewed Original Research
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 Case Reports and Technical NotesDevelopment of a Scoring System to Differentiate Amiodarone-Induced Liver Injury From Alcoholic Steatohepatitis
González IA, Fuller LD, Zhang X, Papke DJ, Zhao L, Zhang D, Liao X, Liu X, Fiel MI, Zhang X. Development of a Scoring System to Differentiate Amiodarone-Induced Liver Injury From Alcoholic Steatohepatitis. American Journal Of Clinical Pathology 2021, 157: 434-442. PMID: 34596220, DOI: 10.1093/ajcp/aqab142.Peer-Reviewed Original ResearchConceptsAmiodarone-induced liver injuryAlcoholic steatohepatitisScoring systemLiver injuryTest cohortDifferent histologic featuresHepatocyte ballooning degenerationMallory-Denk bodiesNeutrophilic inflammationHistologic featuresPericellular fibrosisMacrovesicular steatosisBallooning degenerationHistologic differencesLiver parenchymaCohortSteatohepatitisInjuryFurther validationInitial studyZone 1SatellitosisCholestasisSteatosisInflammation