2017
A Weighted SNP Correlation Network Method for Estimating Polygenic Risk Scores
Levine ME, Langfelder P, Horvath S. A Weighted SNP Correlation Network Method for Estimating Polygenic Risk Scores. Methods In Molecular Biology 2017, 1613: 277-290. PMID: 28849564, PMCID: PMC5998804, DOI: 10.1007/978-1-4939-7027-8_10.Peer-Reviewed Original ResearchConceptsComplex traitsHuman heightCorrelation network analysisPolygenic score methodsPolygenic scoresSNP networkGWAS dataHub genesBiological insightsGenetic markersAllele countsGenetic pleiotropyTraitsGene scoreBiologyNetwork analysisPolygenic risk scoresNetwork-based methodPleiotropyGenesEnvironmental effectsSNPsPathwayLarge proportionDeeper understanding
2015
A Genetic Network Associated With Stress Resistance, Longevity, and Cancer in Humans
Levine ME, Crimmins EM. A Genetic Network Associated With Stress Resistance, Longevity, and Cancer in Humans. The Journals Of Gerontology Series A 2015, 71: 703-712. PMID: 26355015, PMCID: PMC4888382, DOI: 10.1093/gerona/glv141.Peer-Reviewed Original ResearchConceptsFunctional interaction networkSingle nucleotide polymorphismsStress resistanceNucleotide polymorphismsInteraction networksGenome-wide association studiesPathway analysisAssociation studiesPolygenic risk scoresNetworks AssociatedBiological networksHuman longevityUnique phenotypeHuman agingGenesPolymorphismLongevityPhenotypeInnate resilienceRisk scoreAge 52Threefold increasePathwayWeighted polygenic risk scoreResistance
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 levels