2023
Outdoor artificial light at night, air pollution, and risk of childhood acute lymphoblastic leukemia in the California Linkage Study of Early-Onset Cancers
Zhong C, Wang R, Morimoto L, Longcore T, Franklin M, Rogne T, Metayer C, Wiemels J, Ma X. Outdoor artificial light at night, air pollution, and risk of childhood acute lymphoblastic leukemia in the California Linkage Study of Early-Onset Cancers. Scientific Reports 2023, 13: 583. PMID: 36631468, PMCID: PMC9834257, DOI: 10.1038/s41598-022-23682-z.Peer-Reviewed Original ResearchConceptsAcute lymphoblastic leukemiaRisk of childhoodEarly-onset cancersLymphoblastic leukemiaBirth recordsChildhood acute lymphoblastic leukemiaNon-Hispanic white childrenHispanic childrenCalifornia Cancer RegistryEtiology of childhoodOutdoor artificial lightOutdoor ALANHighest tertileCancer RegistryLinkage studiesRisk factorsBorderline associationElevated riskCancer diagnosisCancerEnvironmental exposuresWhite childrenCommon typeAir pollutionRisk
2016
In utero cytomegalovirus infection and development of childhood acute lymphoblastic leukemia
Francis SS, Wallace AD, Wendt GA, Li L, Liu F, Riley LW, Kogan S, Walsh KM, de Smith AJ, Dahl GV, Ma X, Delwart E, Metayer C, Wiemels JL. In utero cytomegalovirus infection and development of childhood acute lymphoblastic leukemia. Blood 2016, 129: 1680-1684. PMID: 27979823, PMCID: PMC5364339, DOI: 10.1182/blood-2016-07-723148.Peer-Reviewed Original ResearchConceptsAcute lymphoblastic leukemiaCMV infectionCytomegalovirus infectionLymphoblastic leukemiaChildhood acute lymphoblastic leukemiaUtero cytomegalovirus infectionCongenital CMV infectionCommon childhood cancerActive viral transcriptionBone marrow specimensNon-Hispanic whitesTiming of infectionNewborn blood samplesEtiologic roleRisk factorsChildhood cancerHealthy controlsHigh prevalenceMarrow specimensLeukemia blastsBlood samplesPrenatal originEtiologic agentInfectionHispanic children
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
HLA-DP genetic variation, proxies for early life immune modulation and childhood acute lymphoblastic leukemia risk
Urayama KY, Chokkalingam AP, Metayer C, Ma X, Selvin S, Barcellos LF, Wiemels JL, Wiencke JK, Taylor M, Brennan P, Dahl GV, Moonsamy P, Erlich HA, Trachtenberg E, Buffler PA. HLA-DP genetic variation, proxies for early life immune modulation and childhood acute lymphoblastic leukemia risk. Blood 2012, 120: 3039-3047. PMID: 22923493, PMCID: PMC3471514, DOI: 10.1182/blood-2012-01-404723.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultCase-Control StudiesChildChild, PreschoolFemaleGenetic Predisposition to DiseaseGenetic VariationGenotypeHispanic or LatinoHLA-DP alpha-ChainsHLA-DP beta-ChainsHumansImmunologic FactorsInfantMalePrecursor Cell Lymphoblastic Leukemia-LymphomaPrognosisRisk FactorsWhite PeopleYoung AdultConceptsAcute lymphoblastic leukemiaImmune modulationChildhood acute lymphoblastic leukemiaChildhood acute lymphoblastic leukemia riskAcute lymphoblastic leukemia riskEarly immune modulationHuman leukocyte antigen (HLA) genesLowest exposure categoryLogistic regression analysisEtiology of childhoodNon-Hispanic whitesHLA-DPB1 geneRace/ethnicityInfectious exposureLymphoblastic leukemiaImmune mechanismsExposure categoriesHispanic ethnicityLeukemia riskGenetic susceptibility lociHLA-DPA1Immune systemHispanic childrenRegression analysisEvidence of interaction
2010
Early life exposure to infections and risk of childhood acute lymphoblastic leukemia
Urayama KY, Ma X, Selvin S, Metayer C, Chokkalingam AP, Wiemels JL, Does M, Chang J, Wong A, Trachtenberg E, Buffler PA. Early life exposure to infections and risk of childhood acute lymphoblastic leukemia. International Journal Of Cancer 2010, 128: 1632-1643. PMID: 21280034, PMCID: PMC3165002, DOI: 10.1002/ijc.25752.Peer-Reviewed Original ResearchConceptsNorthern California Childhood Leukemia StudyAcute lymphoblastic leukemiaChildhood acute lymphoblastic leukemiaNon-Hispanic white childrenEarly life exposureDaycare attendanceLymphoblastic leukemiaEar infectionsLife exposureHispanic childrenCommon childhood infectionsAge 6 monthsWhite childrenCalifornia Childhood Leukemia StudyBirth orderChildhood Leukemia StudyChildhood infectionsCommon infectionsProtective roleInfectionSociodemographic differencesLeukemia StudyHispanic populationChildrenRisk
2005
Ethnic Difference in Daycare Attendance, Early Infections, and Risk of Childhood Acute Lymphoblastic Leukemia
Ma X, Buffler PA, Wiemels JL, Selvin S, Metayer C, Loh M, Does MB, Wiencke JK. Ethnic Difference in Daycare Attendance, Early Infections, and Risk of Childhood Acute Lymphoblastic Leukemia. Cancer Epidemiology Biomarkers & Prevention 2005, 14: 1928-1934. PMID: 16103439, DOI: 10.1158/1055-9965.epi-05-0115.Peer-Reviewed Original ResearchConceptsNon-Hispanic white childrenAcute lymphoblastic leukemiaChildhood acute lymphoblastic leukemiaDaycare attendanceLymphoblastic leukemiaC-ALLOdds ratioEarly infectionWhite childrenNorthern California Childhood Leukemia StudyPossible etiologic roleRisk of childhoodEthnic differencesCalifornia Childhood Leukemia StudyChildhood Leukemia StudyDose-response relationshipImportant ethnic differencesEar infectionsEtiologic roleInfectious agentsMagnitude of effectInfectionDisease hypothesisLeukemia StudyHispanic children