2023
Profiling neuronal methylome and hydroxymethylome of opioid use disorder in the human orbitofrontal cortex
Rompala G, Nagamatsu S, Martínez-Magaña J, Nuñez-Ríos D, Wang J, Girgenti M, Krystal J, Gelernter J, Hurd Y, Montalvo-Ortiz J. Profiling neuronal methylome and hydroxymethylome of opioid use disorder in the human orbitofrontal cortex. Nature Communications 2023, 14: 4544. PMID: 37507366, PMCID: PMC10382503, DOI: 10.1038/s41467-023-40285-y.Peer-Reviewed Original ResearchConceptsOpioid use disorderMulti-omics findingsGene expression patternsCo-methylation analysisGene expression profilesMulti-omics profilingGene networksDNA methylationNeuronal methylomesDNA hydroxymethylationMethylomic analysisExpression patternsExpression profilesEpigenetic disturbancesUse disordersPsychiatric traitsOrbitofrontal cortexOpioid-related drugsPostmortem orbitofrontal cortexEnvironmental factorsDrug interaction analysisOUD treatmentHuman orbitofrontal cortexOpioid signalingInteraction analysis
2022
Dissecting the epigenomic differences between smoking and nicotine dependence in a veteran cohort
Nagamatsu S, Pietrzak R, Xu K, Krystal J, Gelernter J, Montalvo‐Ortiz J. Dissecting the epigenomic differences between smoking and nicotine dependence in a veteran cohort. Addiction Biology 2022, 28: e13259. PMID: 36577721, DOI: 10.1111/adb.13259.Peer-Reviewed Original ResearchConceptsSmoking statusNicotine dependenceVeteran cohortNon-current smokersSerious public health issueNovel treatment strategiesPublic health issueUS military veteransEpigenome-wide association studiesCurrent smokersTreatment strategiesFagerström TestNicotine addictionSmokingHealth issuesRole of epigeneticsMilitary veteransMethylationEPIC BeadChip arraySmokersContinuous variablesF2RL3 geneCohortBiomarkersBeadChip arrayPrevious findingsPsychosocial Factors Associated With Accelerated GrimAge in Male U.S. Military Veterans
Tamman AJF, Nagamatsu S, Krystal JH, Gelernter J, Montalvo-Ortiz JL, Pietrzak RH. Psychosocial Factors Associated With Accelerated GrimAge in Male U.S. Military Veterans. American Journal Of Geriatric Psychiatry 2022, 31: 97-109. PMID: 36210262, DOI: 10.1016/j.jagp.2022.09.002.Peer-Reviewed Original ResearchConceptsRisk factorsPremature mortalityU.S. veteransPsychosocial variablesNovel epigenetic clockLifetime substance use disorderRisk stratification modelMale U.S. veteransCross-sectional studyU.S. veteran populationWeekly physical exerciseSubstance use disordersMale U.S. military veteransBiological agingU.S. military veteransHealth morbidityModifiable correlatesMortality riskSleep qualityHigh riskGreater oddsUse disordersPhysical exercisePsychosocial factorsVeteran population
2021
DNA methylation changes in African American women with a history of preterm birth from the InterGEN study
Barcelona V, Montalvo-Ortiz JL, Wright ML, Nagamatsu ST, Dreisbach C, Crusto CA, Sun YV, Taylor JY. DNA methylation changes in African American women with a history of preterm birth from the InterGEN study. BMC Genomic Data 2021, 22: 30. PMID: 34482817, PMCID: PMC8418749, DOI: 10.1186/s12863-021-00988-x.Peer-Reviewed Original ResearchConceptsPreterm birthHealth disordersFull-term birthCentral nervous systemEpigenome-wide association studiesAfrican American womenInterGEN StudyBackgroundPreterm birthMaternal moodWomen 3Cardiovascular diseaseIndependent cohortPhysiologic mechanismsNervous systemAfrican American mothersSignificant CpG sitesEWAS approachWomenBirthSensory processingDNA methylationLong-term epigenetic effectsAmerican womenCommon outcomeFurther studies
2019
Identification of bovine CpG SNPs as potential targets for epigenetic regulation via DNA methylation
Maldonado MBC, de Rezende Neto NB, Nagamatsu ST, Carazzolle MF, Hoff JL, Whitacre LK, Schnabel RD, Behura SK, McKay SD, Taylor JF, Lopes FL. Identification of bovine CpG SNPs as potential targets for epigenetic regulation via DNA methylation. PLOS ONE 2019, 14: e0222329. PMID: 31513639, PMCID: PMC6742455, DOI: 10.1371/journal.pone.0222329.Peer-Reviewed Original ResearchConceptsSingle nucleotide polymorphismsCpG islandsDNA methylationReference genome sequence assemblyDatabase of SNPsCpG sitesBull Genomes ProjectGenome sequence assemblyDivergent feed efficiencyBovine phenotypesEpigenetic polymorphismEpigenetic controlEpigenetic regulationIntergenic regionNearby genesMethylation targetsGenomic sequencesMethylation patternsSequence assemblyGenome ProjectMethylation profilesMethylation sitesSNP databaseDifferential expressionVariant annotation