2023
Gene-Environment Analyses Reveal Novel Genetic Candidates with Prenatal Tobacco Exposure in Relation to Risk for Childhood Acute Lymphoblastic Leukemia.
Zhong C, Li S, Arroyo K, Morimoto L, de Smith A, Metayer C, Ma X, Kogan S, Gauderman W, Wiemels J. Gene-Environment Analyses Reveal Novel Genetic Candidates with Prenatal Tobacco Exposure in Relation to Risk for Childhood Acute Lymphoblastic Leukemia. Cancer Epidemiology Biomarkers & Prevention 2023, 32: 1707-1715. PMID: 37773025, DOI: 10.1158/1055-9965.epi-23-0258.Peer-Reviewed Original ResearchConceptsMaternal tobacco exposureAcute lymphoblastic leukemiaChildhood acute lymphoblastic leukemiaTobacco exposureLymphoblastic leukemiaLarge population-based studyPopulation-based studyEffects of tobaccoPrenatal tobacco exposureAryl hydrocarbon receptor repressor geneMode of deliverySelf-reported smokingIndividual-level risk factorsGenetic variantsPolygenetic risk scoresYear of birthAHRR hypomethylationSubsequent childhoodMaternal exposureGestational ageRisk factorsTobacco smokeRisk scoreBiological markersBlood spotsPer- and polyfluoroalkyl substances (PFAS) and thyroid hormone measurements in dried blood spots and neonatal characteristics: a pilot study
Rosen Vollmar A, Lin E, Nason S, Santiago K, Johnson C, Ma X, Godri Pollitt K, Deziel N. Per- and polyfluoroalkyl substances (PFAS) and thyroid hormone measurements in dried blood spots and neonatal characteristics: a pilot study. Journal Of Exposure Science & Environmental Epidemiology 2023, 33: 737-747. PMID: 37730931, PMCID: PMC10541328, DOI: 10.1038/s41370-023-00603-4.Peer-Reviewed Original ResearchConceptsThyroid hormone concentrationsNeonatal characteristicsThyroid hormone measurementsHormone concentrationsThyroid hormonesBlood spotsPilot studyNewborn DBSHormone measurementsPopulation-based studyThyroid hormone levelsEnvironmental risk factorsPFAS concentrationsNewborn screening testNon-parametric WilcoxonThyroid diseaseRisk factorsHormone levelsKruskal-Wallis testPFAS exposureThyroid hormone dataScreening testNeonatal DBSEnvironmental exposuresPerformance liquid chromatography-mass spectrometryOne-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
2021
Cytokine Levels at Birth in Children Who Developed Acute Lymphoblastic Leukemia
Whitehead TP, Wiemels JL, Zhou M, Kang AY, McCoy LS, Wang R, Fitch B, Petrick LM, Yano Y, Imani P, Rappaport SM, Dahl GV, Kogan SC, Ma X, Metayer C. Cytokine Levels at Birth in Children Who Developed Acute Lymphoblastic Leukemia. Cancer Epidemiology Biomarkers & Prevention 2021, 30: 1526-1535. PMID: 34078642, PMCID: PMC8338848, DOI: 10.1158/1055-9965.epi-20-1704.Peer-Reviewed Original ResearchConceptsAcute lymphoblastic leukemiaCytokine levelsLymphoblastic leukemiaChildhood acute lymphoblastic leukemiaAberrant immune reactionsPrenatal immune developmentRisk of childhoodInterquartile range incrementAltered cytokine levelsCalifornia Childhood Leukemia StudyChildhood Leukemia StudyBirth characteristicsNeonatal levelsPrenatal exposureImmunomodulatory cytokinesImmune developmentHigh hyperdiploidyImmune reactionsCytokinesGM-CSFBlood spotsLogistic regressionLeukemia StudyEndogenous metabolitesConfidence intervals
2019
HGG-11. GERMLINE GENETIC PREDISPOSITION TO PEDIATRIC GLIOMA
Muskens I, Walsh K, Zhang C, de Smith A, Morimoto L, Ma X, Wiemels J. HGG-11. GERMLINE GENETIC PREDISPOSITION TO PEDIATRIC GLIOMA. Neuro-Oncology 2019, 21: ii89-ii89. PMCID: PMC6477444, DOI: 10.1093/neuonc/noz036.105.Peer-Reviewed Original ResearchPediatric glioma patientsGBM patientsGene burden testingGlioma patientsPediatric gliomasPediatric brain tumorsPathogenic germline mutationsPopulation-based sampling strategyGermline genetic predispositionCancer predisposition genesRare germline variantsWhole-exome sequencingTreatment strategiesPractice guidelinesBest practice guidelinesBrain tumorsGenetic predispositionCancer-related genesPatientsTP53 mutationsTP53 variantsGlioma riskFrameshift mutationBlood spotsNonsense mutation
2018
Neonatal Hormone Concentrations and Risk of Testicular Germ Cell Tumors (TGCT)
Morimoto LM, Zava D, McGlynn KA, Stanczyk FZ, Kang AY, Ma X, Wiemels JL, Metayer C. Neonatal Hormone Concentrations and Risk of Testicular Germ Cell Tumors (TGCT). Cancer Epidemiology Biomarkers & Prevention 2018, 27: 488-495. PMID: 29475970, PMCID: PMC5884718, DOI: 10.1158/1055-9965.epi-17-0879.Peer-Reviewed Original ResearchConceptsHormone levelsTGCT riskTesticular germ cell tumor incidencePopulation-based case-control studyNon-Hispanic white subjectsAbrupt hormonal changesTumor histologic subtypeCase-control studySex steroid hormonesEarly fetal developmentLogistic regression modelsNeonatal androgensHistologic subtypeNeonatal periodTumor incidenceAndrogen levelsHormone imbalanceHormonal changesFetal developmentAge groupsWhite subjectsSteroid hormonesBlood spotsLiquid chromatography-tandem mass spectrometryTGCT
2005
Molecular 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 methylation
2003
Prenatal origin of TEL‐AML1–positive acute lymphoblastic leukemia in children born in California
McHale CM, Wiemels JL, Zhang L, Ma X, Buffler PA, Guo W, Loh ML, Smith MT. Prenatal origin of TEL‐AML1–positive acute lymphoblastic leukemia in children born in California. Genes Chromosomes And Cancer 2003, 37: 36-43. PMID: 12661004, DOI: 10.1002/gcc.10199.Peer-Reviewed Original ResearchConceptsAcute lymphoblastic leukemiaCommon acute lymphoblastic leukemiaLymphoblastic leukemiaTEL-AML1CALL patientsPrenatal originTEL-AML1 gene fusionGuthrie cardsPositive acute lymphoblastic leukemiaSecondary changesTime of diagnosisTEL-AML1 fusionNeonatal Guthrie cardsNeonatal blood spotsClonotypic primersClonotypic sequencesOlder patientsPeak incidenceChildhood cancerRetrospective analysisTEL alleleTrisomy 21Blood spotsLeukemiaPatients
2002
Site-specific translocation and evidence of postnatal origin of the t(1;19) E2A-PBX1 fusion in childhood acute lymphoblastic leukemia
Wiemels JL, Leonard BC, Wang Y, Segal MR, Hunger SP, Smith MT, Crouse V, Ma X, Buffler PA, Pine SR. Site-specific translocation and evidence of postnatal origin of the t(1;19) E2A-PBX1 fusion in childhood acute lymphoblastic leukemia. Proceedings Of The National Academy Of Sciences Of The United States Of America 2002, 99: 15101-15106. PMID: 12415113, PMCID: PMC137550, DOI: 10.1073/pnas.222481199.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentArtificial Gene FusionBase SequenceChildChild, PreschoolChromosome MappingChromosomes, Human, Pair 1Chromosomes, Human, Pair 19FemaleGene RearrangementHomeodomain ProteinsHumansImmunoglobulin Heavy ChainsInfantMaleMolecular Sequence DataOncogene Proteins, FusionPolymerase Chain ReactionPrecursor Cell Lymphoblastic Leukemia-LymphomaReceptors, Antigen, T-CellRestriction MappingTranslocation, GeneticConceptsAcute lymphoblastic leukemiaLymphoblastic leukemiaTime of birthChildhood acute lymphoblastic leukemiaE2A-PBX1 fusionSubtype of leukemiaAntigen receptor rearrangementNeonatal blood spotsIg heavy chainPediatric patientsTCR rearrangementsPrenatal originReceptor rearrangementPostnatal originCell originMolecular subgroupsLeukemiaNatural historyBlood spotsGuthrie cardsPatientsCell linesChromosomal translocationsPBX1 geneGenomic fusionIn utero origin of t(8;21) AML1-ETO translocations in childhood acute myeloid leukemia
Wiemels JL, Xiao Z, Buffler PA, Maia AT, Ma X, Dicks BM, Smith MT, Zhang L, Feusner J, Wiencke J, Pritchard-Jones K, Kempski H, Greaves M. In utero origin of t(8;21) AML1-ETO translocations in childhood acute myeloid leukemia. Blood 2002, 99: 3801-3805. PMID: 11986239, DOI: 10.1182/blood.v99.10.3801.Peer-Reviewed Original ResearchMeSH KeywordsAcute DiseaseChildChild, PreschoolChromosomes, Human, Pair 21Chromosomes, Human, Pair 8Core Binding Factor Alpha 2 SubunitDNA, NeoplasmHumansInfant, NewbornLeukemia, MyeloidOncogene Proteins, FusionRemission InductionRUNX1 Translocation Partner 1 ProteinTranscription FactorsTranslocation, GeneticConceptsChildhood acute myeloid leukemiaAcute myeloid leukemiaPrenatal originAML1–ETO translocationsMyeloid leukemiaGenomic fusion sequencesYears of ageTEL-AML1 translocationUtero originRemission samplesSecondary genetic alterationsGuthrie blood spotsBlood spotsGuthrie spotsPatientsLeukemiaLeukemia samplesGenetic alterationsRecent reportsFusion geneChildrenResultant fusion geneTranslocationInfantsUtero