2023
Assessment of proxy‐reported responses as predictors of motor and sensory peripheral neuropathy in children with B‐lymphoblastic leukemia
Rodwin R, DelRocco N, Hibbitts E, Devidas M, Whitley M, Mohrmann C, Schore R, Raetz E, Winick N, Hunger S, Loh M, Hockenberry M, Ma X, Angiolillo A, Ness K, Kairalla J, Kadan‐Lottick N. Assessment of proxy‐reported responses as predictors of motor and sensory peripheral neuropathy in children with B‐lymphoblastic leukemia. Pediatric Blood & Cancer 2023, 70: e30634. PMID: 37592363, PMCID: PMC10552080, DOI: 10.1002/pbc.30634.Peer-Reviewed Original ResearchConceptsChemotherapy-induced peripheral neuropathyPeripheral neuropathyLymphoblastic leukemiaPediatric Outcomes Data Collection InstrumentPT/OTSensory peripheral neuropathyAcute lymphoblastic leukemiaPredictor of motorProxy-report measuresCommon conditionOccupational therapistsNeuropathyChildrenLeukemiaFunction studiesResponseMendelian randomization study of birthweight, gestational age, and risk of childhood acute lymphoblastic leukemia
Rogne T, DeWan A, Metayer C, Wiemels J, Ma X. Mendelian randomization study of birthweight, gestational age, and risk of childhood acute lymphoblastic leukemia. American Journal Of Obstetrics & Gynecology MFM 2023, 5: 101058. PMID: 37330008, DOI: 10.1016/j.ajogmf.2023.101058.Peer-Reviewed Original ResearchOne-Carbon (Folate) Metabolism Pathway at Birth and Risk of Childhood Acute Lymphoblastic Leukemia: A Biomarker Study in Newborns
Metayer C, Imani P, Dudoit S, Morimoto L, Ma X, Wiemels J, Petrick L. One-Carbon (Folate) Metabolism Pathway at Birth and Risk of Childhood Acute Lymphoblastic Leukemia: A Biomarker Study in Newborns. Cancers 2023, 15: 1011. PMID: 36831356, PMCID: PMC9953980, DOI: 10.3390/cancers15041011.Peer-Reviewed Original ResearchAcute lymphoblastic leukemiaChildhood acute lymphoblastic leukemiaOne-carbon metabolism nutrientsRace/ethnicityLymphoblastic leukemiaFolic acid intakeTime of conceptionOne-carbon metabolism pathwaySubsequent leukemiaFirst trimesterAcid intakeCommon cancerDNA methylation programmingChildhood leukemiaLeukemiaNegative findingsBlood spotsBiomarker studiesPathway metabolitesFolic acidAges 0Key vitaminsPregnancyLast weekFolate pathway
2022
Unconventional Oil and Gas Development Exposure and Risk of Childhood Acute Lymphoblastic Leukemia: A Case–Control Study in Pennsylvania, 2009–2017
Clark CJ, Johnson NP, Soriano M, Warren JL, Sorrentino KM, Kadan-Lottick NS, Saiers JE, Ma X, Deziel NC. Unconventional Oil and Gas Development Exposure and Risk of Childhood Acute Lymphoblastic Leukemia: A Case–Control Study in Pennsylvania, 2009–2017. Environmental Health Perspectives 2022, 130: 087001. PMID: 35975995, PMCID: PMC9383266, DOI: 10.1289/ehp11092.Peer-Reviewed Original ResearchConceptsAcute lymphoblastic leukemiaCase-control studyOdds ratioChildhood leukemiaLymphoblastic leukemiaPerinatal windowRegistry-based case-control studyChildhood acute lymphoblastic leukemiaConfidence intervalsResidential proximityChildren ages 2Risk factorsMaternal raceChild healthExposure windowsSocio-economic statusPotential associationLeukemiaLogistic regressionAge 2Birth yearCommon formBirth residenceDevelopment exposureOdds
2020
Age-, sex- and disease subtype–related foetal growth differentials in childhood acute myeloid leukaemia risk: A Childhood Leukemia International Consortium analysis
Karalexi MA, Dessypris N, Ma X, Spector LG, Marcotte E, Clavel J, Pombo-de-Oliveira MS, Heck JE, Roman E, Mueller BA, Hansen J, Auvinen A, Lee PC, Schüz J, Magnani C, Mora AM, Dockerty JD, Scheurer ME, Wang R, Bonaventure A, Kane E, Doody DR, Group N, Baka M, Moschovi M, Polychronopoulou S, Kourti M, Hatzipantelis E, Pelagiadis I, Dana H, Kantzanou M, Tzanoudaki M, Anastasiou T, Grenzelia M, Gavriilaki E, Sakellari I, Anagnostopoulos A, Kitra V, Paisiou A, Bouka E, Group F, Nikkilä A, Lohi O, Erdmann F, Kang A, Metayer C, Milne E, Petridou E. Age-, sex- and disease subtype–related foetal growth differentials in childhood acute myeloid leukaemia risk: A Childhood Leukemia International Consortium analysis. European Journal Of Cancer 2020, 130: 1-11. PMID: 32163883, DOI: 10.1016/j.ejca.2020.01.018.Peer-Reviewed Original ResearchConceptsAcute myeloid leukemiaChildhood Leukemia International ConsortiumGestational ageFoetal growthInfant boyAcute myeloid leukemia riskMyeloid leukemia riskNewborn Growth ConsortiumRare childhood cancerBirth lengthGrowth markersChildhood cancerAML subtypesAML casesMyeloid leukemiaLeukemia riskNull associationDisease subtypesInternational FetalAgeMore studiesConsortium analysisLeukemiaSexBoys
2019
Increased neonatal level of arginase 2 in cases of childhood acute lymphoblastic leukemia implicates immunosuppression in the etiology
Nielsen AB, Zhou M, de Smith AJ, Wang R, McCoy L, Hansen H, Morimoto L, Grønbæk K, Johansen C, Kogan SC, Metayer C, Bracci PM, Ma X, Wiemels JL. Increased neonatal level of arginase 2 in cases of childhood acute lymphoblastic leukemia implicates immunosuppression in the etiology. Haematologica 2019, 104: e514-e516. PMID: 30923090, PMCID: PMC6821599, DOI: 10.3324/haematol.2019.216465.Peer-Reviewed Original Research
2018
Advanced parental age as risk factor for childhood acute lymphoblastic leukemia: results from studies of the Childhood Leukemia International Consortium
Petridou ET, Georgakis MK, Erdmann F, Ma X, Heck JE, Auvinen A, Mueller BA, Spector LG, Roman E, Metayer C, Magnani C, Pombo-de-Oliveira MS, Ezzat S, Scheurer ME, Mora AM, Dockerty JD, Hansen J, Kang AY, Wang R, Doody DR, Kane E, Rashed WM, Dessypris N, Schüz J, Infante-Rivard C, Skalkidou A. Advanced parental age as risk factor for childhood acute lymphoblastic leukemia: results from studies of the Childhood Leukemia International Consortium. European Journal Of Epidemiology 2018, 33: 965-976. PMID: 29761423, PMCID: PMC6384148, DOI: 10.1007/s10654-018-0402-z.Peer-Reviewed Original ResearchConceptsAcute lymphoblastic leukemiaChildhood Leukemia International ConsortiumChildhood acute lymphoblastic leukemiaCase-control studyAdvanced parental ageLymphoblastic leukemiaOdds ratioParental agePaternal ageAdvanced maternal ageSimilar positive associationPositive associationAdverse health effectsMaternal ageRisk factorsEnrollment periodStudy designAge incrementsHealth effectsFive yearsAgeUnderlying mechanismInternational ConsortiumLeukemiaRisk
2017
32 Hypomethylating Agent Therapy use and Survival in Older Patients with Chronic Myelomonocytic Leukemia in USA: A Large Population-Based Study
Zeidan A, Hu X, Long J, Wang R, Ma X, Podoltsev N, Huntington S, Gore S, Davidoff A. 32 Hypomethylating Agent Therapy use and Survival in Older Patients with Chronic Myelomonocytic Leukemia in USA: A Large Population-Based Study. Leukemia Research 2017, 55: s20-s21. DOI: 10.1016/s0145-2126(17)30145-5.Peer-Reviewed Original Research
2016
Hypomethylating Agent Therapy and Survival Among Older Patients with Chronic Myelomonocytic Leukemia in the United States: A Large Population-Based Study
Zeidan A, Hu X, Long J, Wang R, Huntington S, Podoltsev N, Gore S, Ma X, Davidoff A. Hypomethylating Agent Therapy and Survival Among Older Patients with Chronic Myelomonocytic Leukemia in the United States: A Large Population-Based Study. Blood 2016, 128: 394. DOI: 10.1182/blood.v128.22.394.394.Peer-Reviewed Original ResearchChronic myelomonocytic leukemiaMyelodysplastic syndromeSurvival benefitHigh-risk myelodysplastic syndromeDemonstrated survival benefitRetrospective cohort studyRisk myelodysplastic syndromesUse of HMAsAgent azacitidineLack of evidenceCohort studyClinical entityMyelomonocytic leukemiaBiologic evidenceOlder adultsAzacitidineUnited StatesHMAsEnd resultPatientsSyndromeLeukemiaDecitabineEpidemiologyAir toxics and early childhood acute lymphocytic leukemia in Texas, a population based case control study
Symanski E, Tee Lewis PG, Chen TY, Chan W, Lai D, Ma X. Air toxics and early childhood acute lymphocytic leukemia in Texas, a population based case control study. Environmental Health 2016, 15: 70. PMID: 27301866, PMCID: PMC4908700, DOI: 10.1186/s12940-016-0154-8.Peer-Reviewed Original ResearchMeSH KeywordsAdultAir PollutantsBenzeneButadienesCase-Control StudiesChild, PreschoolEnvironmental MonitoringFemaleHumansInfantInfant, NewbornMaleMaternal ExposureOdds RatioPolycyclic Aromatic HydrocarbonsPrecursor Cell Lymphoblastic Leukemia-LymphomaPregnancyPrenatal Exposure Delayed EffectsTexasYoung AdultConceptsAcute lymphocytic leukemiaCo-pollutant modelsCase-control studySingle-pollutant modelsChildhood leukemiaLymphocytic leukemiaChildhood acute lymphocytic leukemiaBirth certificatesCancer registry casesPopulation-based controlsEarly life exposureMixed effects logistic regression modelsEarly childhood risksLogistic regression modelsPotential confoundersEtiologic roleLowest quartileRegistry casesInfant characteristicsLife exposurePediatric cancerMaternal addressControl studyBirth recordsLeukemia
2015
A Heritable Missense Polymorphism in CDKN2A Confers Strong Risk of Childhood Acute Lymphoblastic Leukemia and Is Preferentially Selected during Clonal Evolution
Walsh KM, de Smith AJ, Hansen HM, Smirnov IV, Gonseth S, Endicott AA, Xiao J, Rice T, Fu CH, McCoy LS, Lachance DH, Eckel-Passow JE, Wiencke JK, Jenkins RB, Wrensch MR, Ma X, Metayer C, Wiemels JL. A Heritable Missense Polymorphism in CDKN2A Confers Strong Risk of Childhood Acute Lymphoblastic Leukemia and Is Preferentially Selected during Clonal Evolution. Cancer Research 2015, 75: 4884-4894. PMID: 26527286, PMCID: PMC4651745, DOI: 10.1158/0008-5472.can-15-1105.Peer-Reviewed Original ResearchConceptsAcute lymphoblastic leukemiaChildhood acute lymphoblastic leukemiaLymphoblastic leukemiaCancer riskRisk allelesGeneral cancer riskPancreatic cancer riskGenome-wide association studiesCase-control populationCDKN2A variantsProtective allelesTumor growthClonal expansionChromosome 9p21.3Hispanic childrenMissense polymorphismStrong riskMissense variantsClonal evolutionRiskLeukemiaTumorsAllelic imbalanceEuropean ancestryPolymorphism
2012
Fetal growth and body size genes and risk of childhood acute lymphoblastic leukemia
Chokkalingam AP, Metayer C, Scelo G, Chang JS, Schiffman J, Urayama KY, Ma X, Hansen HM, Feusner JH, Barcellos LF, Wiencke JK, Wiemels JL, Buffler PA. Fetal growth and body size genes and risk of childhood acute lymphoblastic leukemia. Cancer Causes & Control 2012, 23: 1577-1585. PMID: 22878902, PMCID: PMC3415610, DOI: 10.1007/s10552-012-0035-6.Peer-Reviewed Original ResearchConceptsAcute lymphoblastic leukemiaChildhood acute lymphoblastic leukemiaRisk of childhoodFetal growthLymphoblastic leukemiaNon-HispanicsPopulation-based epidemiologic studyHigh birth weightLymphoid progenitor cellsHaplotype associationIGF axisBirth weightEpidemiologic studiesPostnatal periodMalignant transformationAdditional studiesProgenitor cellsSignificant haplotype associationChildhoodRiskLeukemiaHispanicsAssociationHaplotype-based approachNPY
2010
A meta-analysis of the association between day-care attendance and childhood acute lymphoblastic leukaemia
Urayama KY, Buffler PA, Gallagher ER, Ayoob JM, Ma X. A meta-analysis of the association between day-care attendance and childhood acute lymphoblastic leukaemia. International Journal Of Epidemiology 2010, 39: 718-732. PMID: 20110276, PMCID: PMC2878455, DOI: 10.1093/ije/dyp378.Peer-Reviewed Original ResearchConceptsDay care attendanceAcute lymphoblastic leukemiaChildhood acute lymphoblastic leukemiaLymphoblastic leukemiaOdds ratioRisk of childhoodCase-control studyEarly life exposureRandom-effects modelCommon infectionsSubgroup analysisProphylactic interventionsInfluence of timingObservational studyChildhood leukemiaStudy heterogeneityPubMed databaseInfected individualsRisk estimatesSimilar findingsLeukemiaInfectionEarly childhoodRare responsesEffects model
2009
Diet, Lifestyle, and Acute Myeloid Leukemia in the NIH–AARP Cohort
Ma X, Park Y, Mayne ST, Wang R, Sinha R, Hollenbeck AR, Schatzkin A, Cross AJ. Diet, Lifestyle, and Acute Myeloid Leukemia in the NIH–AARP Cohort. American Journal Of Epidemiology 2009, 171: 312-322. PMID: 20042434, PMCID: PMC2842202, DOI: 10.1093/aje/kwp371.Peer-Reviewed Original ResearchConceptsAcute myeloid leukemiaPack/dayMyeloid leukemiaHazard ratioMeat intakeNIH-AARP DietLarge prospective studiesMultivariate Cox modelHigh meat intakeMeat cooking methodsNIH-AARP cohortCurrent smokersFormer smokersIncident casesProspective studyUS cohortVegetable intakeDoneness levelRisk factorsHigh riskCox modelHealth StudyLeukemiaSmokersConfidence intervals
2008
Infection and pediatric acute lymphoblastic leukemia
Ma X, Urayama K, Chang J, Wiemels JL, Buffler PA. Infection and pediatric acute lymphoblastic leukemia. Blood Cells Molecules And Diseases 2008, 42: 117-120. PMID: 19064328, PMCID: PMC2834409, DOI: 10.1016/j.bcmd.2008.10.006.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAge of OnsetCase-Control StudiesChildChild Day Care CentersChild, PreschoolClone CellsCocarcinogenesisEmploymentForecastingHumansInfantInfectionsModels, BiologicalMutationNorth CarolinaParentsPrecursor B-Cell Lymphoblastic Leukemia-LymphomaPrecursor Cell Lymphoblastic Leukemia-LymphomaProspective StudiesRisk FactorsVaccinationConceptsNorthern California Childhood Leukemia StudyVaccination historyPediatric acute lymphoblastic leukemiaAcute lymphoblastic leukemiaCalifornia Childhood Leukemia StudyChild's vaccination historyChildhood Leukemia StudyDaycare attendanceLymphoblastic leukemiaInfectious agentsImmune systemLeukemia StudyChildren's exposureInfectionRecent findingsExposureSocial contactLeukemiaExposure to infections through day-care attendance and risk of childhood leukaemia
Urayama KY, Ma X, Buffler PA. Exposure to infections through day-care attendance and risk of childhood leukaemia. Radiation Protection Dosimetry 2008, 132: 259-266. PMID: 18940822, PMCID: PMC2879097, DOI: 10.1093/rpd/ncn271.Peer-Reviewed Original ResearchConceptsDay care attendanceRisk of childhoodAcute lymphoblastic leukemiaChildhood leukemiaCommon infectionsMore common infectionsNon-Hispanic white childrenNorthern California Childhood Leukemia StudyCommon B-cell precursorDose-response effectPrevious epidemiological studiesCalifornia Childhood Leukemia StudyChildhood Leukemia StudyB cell precursorsDay care settingsSummary measuresLymphoblastic leukemiaEpidemiological studiesNumber of childrenMajority of studiesInfectionLeukemiaLeukemia StudySocial contactRelevant studies
2005
Maternal Pregnancy Loss, Birth Characteristics, and Childhood Leukemia (United States)
Ma X, Metayer C, Does MB, Buffler PA. Maternal Pregnancy Loss, Birth Characteristics, and Childhood Leukemia (United States). Cancer Causes & Control 2005, 16: 1075-1083. PMID: 16184473, DOI: 10.1007/s10552-005-0356-9.Peer-Reviewed Original ResearchMeSH KeywordsAbortion, SpontaneousAdolescentBirth CertificatesBirth IntervalsBirth OrderBirth WeightCaliforniaCase-Control StudiesChildChild, PreschoolFemaleHumansInfantInfant, NewbornLeukemia, Myeloid, AcuteMalePrecursor Cell Lymphoblastic Leukemia-LymphomaPregnancyPregnancy, High-RiskRisk AssessmentRisk FactorsConceptsBirth characteristicsPregnancy lossChildhood leukemiaOdds ratioNorthern California Childhood Leukemia StudyHistory of miscarriageConfidence intervalsRisk of AMLConditional logistic regressionDetailed reproductive historyCalifornia Childhood Leukemia StudyChildhood Leukemia StudyChildhood AMLIncident casesBirth weightMaternal historyIndex childReproductive historyBirth recordsLogistic regressionRecall biasBirth certificatesLeukemia StudyAMLLeukemiaMolecular biomarkers for the study of childhood leukemia
Smith MT, McHale CM, Wiemels JL, Zhang L, Wiencke JK, Zheng S, Gunn L, Skibola CF, Ma X, Buffler PA. Molecular biomarkers for the study of childhood leukemia. Toxicology And Applied Pharmacology 2005, 206: 237-245. PMID: 15967214, DOI: 10.1016/j.taap.2004.11.026.Peer-Reviewed Original ResearchConceptsAcute myeloid leukemiaAcute lymphocytic leukemiaChildhood leukemiaLeukemia riskChildhood acute lymphocytic leukemiaC609T polymorphismLow folate intakeNeonatal blood spotsYears of lifeMethylenetetrahydrofolate reductase (MTHFR) geneDifferent cytogenetic subgroupsPerinatal exposureFolate intakeMyeloid leukemiaLymphocytic leukemiaT polymorphismUseful biomarkerInfectious agentsAberrant gene methylationLeukemiaCytogenetic subgroupsBlood spotsMolecular biomarkersIndoor pesticidesGene methylation408: Ethnic Difference in Daycare Attendance, Early Infections, and Risk of Childhood Acute Lymphoblastic Leukemia
Ma X, Buffler P, Wiemels J, Selvin S, Loh M, Metayer C, Does M, Wiencke J. 408: Ethnic Difference in Daycare Attendance, Early Infections, and Risk of Childhood Acute Lymphoblastic Leukemia. American Journal Of Epidemiology 2005, 161: s102-s102. DOI: 10.1093/aje/161.supplement_1.s102c.Peer-Reviewed Original Research
2004
Hypermethylation of the 5′ CpG Island of the FHIT Gene Is Associated with Hyperdiploid and Translocation-Negative Subtypes of Pediatric Leukemia
Zheng S, Ma X, Zhang L, Gunn L, Smith MT, Wiemels JL, Leung K, Buffler PA, Wiencke JK. Hypermethylation of the 5′ CpG Island of the FHIT Gene Is Associated with Hyperdiploid and Translocation-Negative Subtypes of Pediatric Leukemia. Cancer Research 2004, 64: 2000-2006. PMID: 15026336, DOI: 10.1158/0008-5472.can-03-2387.Peer-Reviewed Original ResearchMeSH KeywordsAcid Anhydride HydrolasesAdolescentAntimetabolites, AntineoplasticAzacitidineB-LymphocytesChildChild, PreschoolChromosomes, Human, Pair 12Chromosomes, Human, Pair 21CpG IslandsDecitabineDiploidyDNA MethylationDNA, NeoplasmFemaleGene DeletionGene Expression Regulation, NeoplasticHumansLeukemia, MyeloidMaleNeoplasm ProteinsPrecursor Cell Lymphoblastic Leukemia-LymphomaPromoter Regions, GeneticT-LymphocytesTranslocation, GeneticTumor Cells, CulturedConceptsPediatric leukemiaFHIT geneB cellsLeukemia cell linesFHIT methylation statusHigh WBC countPopulation-based casesChildhood leukemia patientsCell linesHyperdiploid B cellsHypermethylation of FHITPrognostic indicatorWBC countMethylation-specific PCRLeukemia patientsMyeloid leukemiaCytogenetic subtypesLoss of heterozygosityBone marrowFHIT expressionPrimary leukemiasFHIT inactivationFHIT methylationHuman malignanciesLeukemia