2022
Contribution of life course circumstances to the acceleration of phenotypic and functional aging: A retrospective study
Cao X, Ma C, Zheng Z, He L, Hao M, Chen X, Crimmins EM, Gill TM, Levine ME, Liu Z. Contribution of life course circumstances to the acceleration of phenotypic and functional aging: A retrospective study. EClinicalMedicine 2022, 51: 101548. PMID: 35844770, PMCID: PMC9284373, DOI: 10.1016/j.eclinm.2022.101548.Peer-Reviewed Original ResearchDisease Research CenterDisadvantaged subpopulationsAdulthood circumstancesAlzheimer's Disease Research CenterRetirement Longitudinal StudyFunctional agingLife course circumstancesAdvancing Translational SciencesRetrospective studyChronic diseasesGeneral linear regression modelHealth gapChina HealthBiomarker collectionOlder adultsLater lifeNational InstituteLongitudinal studySubpopulationsLinear regression modelsTranslational scienceRegression modelsChildhoodAdvantaged counterpartsHealth
2021
The Socioeconomic Gradient in Epigenetic Ageing Clocks: Evidence from the Multi-Ethnic Study of Atherosclerosis and the Health and Retirement Study
Schmitz LL, Zhao W, Ratliff SM, Goodwin J, Miao J, Lu Q, Guo X, Taylor KD, Ding J, Liu Y, Levine M, Smith JA. The Socioeconomic Gradient in Epigenetic Ageing Clocks: Evidence from the Multi-Ethnic Study of Atherosclerosis and the Health and Retirement Study. Epigenetics 2021, 17: 589-611. PMID: 34227900, PMCID: PMC9235889, DOI: 10.1080/15592294.2021.1939479.Peer-Reviewed Original ResearchConceptsMulti-Ethnic StudySocioeconomic statusSocioeconomic gradientFaster biological agingEpigenetic agingBiological agingRetirement StudyAlcohol consumptionHealth behaviorsSignificant associationDisease riskSES gradientOlder adultsGenetic riskPolygenic riskEpigenetic clocksAtherosclerosisSES measuresAssociationInconsistent resultsRobust associationRiskMultiple tissues
2019
Associations of genetics, behaviors, and life course circumstances with a novel aging and healthspan measure: Evidence from the Health and Retirement Study
Liu Z, Chen X, Gill TM, Ma C, Crimmins EM, Levine ME. Associations of genetics, behaviors, and life course circumstances with a novel aging and healthspan measure: Evidence from the Health and Retirement Study. PLOS Medicine 2019, 16: e1002827. PMID: 31211779, PMCID: PMC6581243, DOI: 10.1371/journal.pmed.1002827.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseArtery diseasePhenotypic agingUS older adultsSelf-reported circumstancesRetirement StudyLife course circumstancesAssociation of geneticMorbidity riskMultivariable associationsPotential policy targetsRetrospective natureAdulthood circumstancesPhenotypic AgeAdulthood adversityGenetic predispositionHealth behaviorsSocioenvironmental circumstancesUS populationOlder adultsPotential interventionsDisadvantaged subpopulationsGenetic riskGenetic scoreUS Health
2018
Predictors and implications of accelerated cognitive aging
Levine ME, Harrati A, Crimmins EM. Predictors and implications of accelerated cognitive aging. Biodemography And Social Biology 2018, 64: 83-101. PMID: 31007841, PMCID: PMC6469682, DOI: 10.1080/19485565.2018.1552513.Peer-Reviewed Original ResearchConceptsCognitive ageCognitive agingCognitive declineNon-demented older adultsPathological cognitive declineAge-related declineIndividual differencesCognitive slopesOlder adultsLongitudinal studyComposite measureRetirement StudyAPOE ε4Performance testsDementia transitionSubsequent dementiaDementiaMeasuresRate of declineParticipantsAgingDeclineDifferent conclusionsRace/ethnicityAbsolute levelsIs 60 the New 50? Examining Changes in Biological Age Over the Past Two Decades
Levine ME, Crimmins EM. Is 60 the New 50? Examining Changes in Biological Age Over the Past Two Decades. Demography 2018, 55: 387-402. PMID: 29511995, PMCID: PMC5897168, DOI: 10.1007/s13524-017-0644-5.Peer-Reviewed Original ResearchConceptsBiological ageModifiable health behaviorsModifiable risk factorsLife expectancySex-specific changesNHANES IVMedication useNHANES IIIRisk factorsDegree of improvementHealth behaviorsOlder groupOlder adultsPace of agingAgeSex groupsGreater declineGreater improvementChronological ageContribution of changesHealthExpectancy
2016
Education and Psychosocial Functioning Among Older Adults: 4-Year Change in Sense of Control and Hopelessness
Mitchell UA, Ailshire JA, Brown LL, Levine ME, Crimmins EM. Education and Psychosocial Functioning Among Older Adults: 4-Year Change in Sense of Control and Hopelessness. The Journals Of Gerontology Series B 2016, 73: 849-859. PMID: 27013537, PMCID: PMC6283311, DOI: 10.1093/geronb/gbw031.Peer-Reviewed Original ResearchMinimizing air pollution exposure: A practical policy to protect vulnerable older adults from death and disability
Woodward N, Levine M. Minimizing air pollution exposure: A practical policy to protect vulnerable older adults from death and disability. Environmental Science & Policy 2016, 56: 49-55. PMID: 26640413, PMCID: PMC4667368, DOI: 10.1016/j.envsci.2015.10.018.Peer-Reviewed Original Research
2015
Effects of Recent Stress and Variation in the Serotonin Transporter Polymorphism (5-HTTLPR) on Depressive Symptoms: A Repeated-Measures Study of Adults Age 50 and Older
Arpawong TE, Lee J, Phillips DF, Crimmins EM, Levine ME, Prescott CA. Effects of Recent Stress and Variation in the Serotonin Transporter Polymorphism (5-HTTLPR) on Depressive Symptoms: A Repeated-Measures Study of Adults Age 50 and Older. Behavior Genetics 2015, 46: 72-88. PMID: 26330209, PMCID: PMC4720538, DOI: 10.1007/s10519-015-9740-8.Peer-Reviewed Original ResearchMeSH KeywordsAgedAllelesDepressionDepressive DisorderEthnicityFemaleGene-Environment InteractionGenetic Association StudiesGenetic Predisposition to DiseaseHaplotypesHumansLife Change EventsMaleMiddle AgedPolymorphism, Single NucleotidePromoter Regions, GeneticSerotonin Plasma Membrane Transport ProteinsStress, PsychologicalConceptsDepressive symptomsU.S. population-based studyRecent stressOlder adultsStress-diathesis hypothesisPopulation-based studySerotonin transporter gene promoter regionSingle nucleotide polymorphismsDepressive symptom levelsPopulation-based sampleAdults age 50Race/ethnicityAge 50Repeated-measures designSerotonin transporter polymorphismDepressive symptomatologySymptomsOlder individualsSymptom levelsReverse causationTransporter polymorphismMeasures studyDifferential effectsShort alleleStressful eventsLoneliness, eudaimonia, and the human conserved transcriptional response to adversity
Cole SW, Levine ME, Arevalo JM, Ma J, Weir DR, Crimmins EM. Loneliness, eudaimonia, and the human conserved transcriptional response to adversity. Psychoneuroendocrinology 2015, 62: 11-17. PMID: 26246388, PMCID: PMC4637182, DOI: 10.1016/j.psyneuen.2015.07.001.Peer-Reviewed Original ResearchConceptsRisk factorsBehavioral health risk factorsCommunity-dwelling older adultsPeripheral blood samplesPro-inflammatory genesHealth risk factorsSocial isolationMixed effect linear model analysesChronic social adversityCTRA gene expressionStrength of associationGene expressionPsychological resilience factorsResilience factorsAdversity factorsBlood samplesIncreased expressionMeasures of lonelinessOlder adultsSocial adversityAnxiety symptomsUS HealthLinear model analysisRetirement StudyHealth risksQuantification of biological aging in young adults
Belsky DW, Caspi A, Houts R, Cohen HJ, Corcoran DL, Danese A, Harrington H, Israel S, Levine ME, Schaefer JD, Sugden K, Williams B, Yashin AI, Poulton R, Moffitt TE. Quantification of biological aging in young adults. Proceedings Of The National Academy Of Sciences Of The United States Of America 2015, 112: e4104-e4110. PMID: 26150497, PMCID: PMC4522793, DOI: 10.1073/pnas.1506264112.Peer-Reviewed Original ResearchConceptsYoung adultsYoung humansSame chronological ageSelf-reported bad healthCognitive declineOlder adultsBiological agingYoung individualsChronological ageMultiple organ systemsBrain agingLongitudinal measuresAge-related diseasesChronic diseasesAdultsFourth decadeBirth cohortOrgan systemsWorse healthIndividualsRejuvenation therapyTime pointsHuman agingMultiple biomarkersTherapy
2014
A Polygenic Risk Score Associated with Measures of Depressive Symptoms Among Older Adults
Levine ME, Crimmins EM, Prescott CA, Phillips D, Arpawong TE, Lee J. A Polygenic Risk Score Associated with Measures of Depressive Symptoms Among Older Adults. Biodemography And Social Biology 2014, 60: 199-211. PMID: 25343367, PMCID: PMC4298361, DOI: 10.1080/19485565.2014.952705.Peer-Reviewed Original ResearchConceptsHigher CESD scoresPolygenic risk scoresCESD scoresDepressive symptomsEpidemiological Studies Depression Scale scoreWeighted polygenic risk scoreLogistic regression modelsReplication sampleMultinomial logistic regression modelsRisk scoreScale scoreDiscovery setIndividual susceptibilitySymptomsOlder adultsAnalytic sampleGenetic riskSingle nucleotide polymorphismsScoresRetirement StudyRegression modelsDepressionPercent increaseAssociationHigh levelsLow Protein Intake Is Associated with a Major Reduction in IGF-1, Cancer, and Overall Mortality in the 65 and Younger but Not Older Population
Levine ME, Suarez JA, Brandhorst S, Balasubramanian P, Cheng CW, Madia F, Fontana L, Mirisola MG, Guevara-Aguirre J, Wan J, Passarino G, Kennedy BK, Wei M, Cohen P, Crimmins EM, Longo VD. Low Protein Intake Is Associated with a Major Reduction in IGF-1, Cancer, and Overall Mortality in the 65 and Younger but Not Older Population. Cell Metabolism 2014, 19: 407-417. PMID: 24606898, PMCID: PMC3988204, DOI: 10.1016/j.cmet.2014.02.006.Peer-Reviewed Original ResearchMeSH KeywordsAgedAnimalsBreast NeoplasmsCarrier ProteinsCross-Sectional StudiesDiabetes MellitusDiet, Protein-RestrictedFemaleFollow-Up StudiesHumansInsulin-Like Growth Factor ILongevityMaleMelanomaMiceMice, Inbred BALB CMice, Inbred C57BLMice, KnockoutMiddle AgedNeoplasmsProportional Hazards ModelsSignal TransductionConceptsHigh protein intakeOverall mortalityProtein intakeCancer death riskProgression of breastLow protein intakeLow-protein dietHigh protein consumptionDiabetes mortalityAge-related diseasesDeath riskProtein restrictionIGF-1Melanoma tumorsMortalityMouse studiesOlder populationProtein dietOlder adultsIntakeMajor reductionProtein consumptionCancerLow proteinAge
2012
Sarcopenic Obesity and Cognitive Functioning: The Mediating Roles of Insulin Resistance and Inflammation?
Levine ME, Crimmins EM. Sarcopenic Obesity and Cognitive Functioning: The Mediating Roles of Insulin Resistance and Inflammation? Current Gerontology And Geriatrics Research 2012, 2012: 826398. PMID: 22611388, PMCID: PMC3352243, DOI: 10.1155/2012/826398.Peer-Reviewed Original ResearchInsulin resistanceBody compositionAdults age 60Muscle massAge 60Non-obese older adultsCognitive functioningCognitive performanceOlder adultsSarcopenic nonobeseSarcopenic obeseHigh CRPSarcopenic obesityWorse cognitive functioningWaist circumferenceMultiple physiological systemsNHANES 1999Abdominal fatObesityMetabolic deregulationLower cognitionAdultsObeseSarcopeniaInflammationBe Well
Kogan AC, Gonzalez J, Hart B, Halloran S, Thomason B, Levine M, Enguidanos S. Be Well. Journal Of Applied Gerontology 2012, 32: 889-901. PMID: 25474803, PMCID: PMC5923899, DOI: 10.1177/0733464812440043.Peer-Reviewed Original ResearchConceptsCommunity-based senior centersMore emergency department visitsOlder adultsCommunity-dwelling older adultsEmergency department visitsLow-impact exerciseMultiple chronic conditionsNutritional education interventionDepartment visitsHospital admissionNutritional counselingChronic conditionsWeekly exerciseWeight managementCohort designPhysical activityHigh riskEducation interventionWeight lossGood nutritionFitness programPerson interviewsSenior centersDepressionFitness tests