2024
Multi-omics profiling of DNA methylation and gene expression alterations in human cocaine use disorder
Zillich E, Belschner H, Avetyan D, Andrade-Brito D, Martínez-Magaña J, Frank J, Mechawar N, Turecki G, Cabana-Domínguez J, Fernàndez-Castillo N, Cormand B, Montalvo-Ortiz J, Nöthen M, Hansson A, Rietschel M, Spanagel R, Witt S, Zillich L. Multi-omics profiling of DNA methylation and gene expression alterations in human cocaine use disorder. Translational Psychiatry 2024, 14: 428. PMID: 39384764, PMCID: PMC11464785, DOI: 10.1038/s41398-024-03139-9.Peer-Reviewed Original ResearchConceptsCocaine use disorderUse disorderAlternative splicingHuman prefrontal cortexProfiling of DNA methylationBrodmann area 9Differential alternative splicingDeregulated biological processesPostmortem brain tissueMulti-omics approachCocaine intakeMulti-omics studiesPrefrontal cortexBrain alterationsMulti-omics profilingGene expression alterationsArea 9Fatty acid metabolismReceptor-targeting drugsSpliced transcriptsEpigenome-wideDNA methylationNeuronal morphogenesisAS changesDrug repositioning analysis
2019
Genomewide Study of Epigenetic Biomarkers of Opioid Dependence in European- American Women
Montalvo-Ortiz JL, Cheng Z, Kranzler HR, Zhang H, Gelernter J. Genomewide Study of Epigenetic Biomarkers of Opioid Dependence in European- American Women. Scientific Reports 2019, 9: 4660. PMID: 30874594, PMCID: PMC6420601, DOI: 10.1038/s41598-019-41110-7.Peer-Reviewed Original ResearchConceptsEpigenome-wide association studiesEpigenetic mechanismsAssociation studiesAssociation analysisCpG sitesFirst epigenome-wide association studyGenome-wide association studiesPrevious genome-wide association studyCandidate gene approachChromatin remodelingDNA bindingGene approachGenomewide studiesDNA methylation ageCell survivalEpigenetic biomarkersRisk variantsPopulation stratificationMethylation ageGenesCell projectionsOpioid dependenceNovel peripheral biomarkersEuropean American womenCell proportionAccelerated DNA Methylation Aging in U.S. Military Veterans: Results From the National Health and Resilience in Veterans Study
Tamman AJF, Montalvo-Ortiz JL, Southwick SM, Krystal JH, Levy BR, Pietrzak RH. Accelerated DNA Methylation Aging in U.S. Military Veterans: Results From the National Health and Resilience in Veterans Study. American Journal Of Geriatric Psychiatry 2019, 27: 528-532. PMID: 30792041, DOI: 10.1016/j.jagp.2019.01.001.Peer-Reviewed Original ResearchConceptsNational HealthPsychosocial factorsVeterans StudyMale U.S. veteransLifetime trauma burdenAccelerated DNA methylation agingDNA methylation agingU.S. military veteransMethylation agingTrauma burdenU.S. veteransPrevention effortsAdditional correlatesNegative beliefsMilitary veteransSexual traumaVeteransTraumatic stressDNA methylationHealthChild sexual traumaBody massRepresentative sample
2018
Translational studies support a role for serotonin 2B receptor (HTR2B) gene in aggression-related cannabis response
Montalvo-Ortiz JL, Zhou H, D’Andrea I, Maroteaux L, Lori A, Smith A, Ressler KJ, Nuñez YZ, Farrer LA, Zhao H, Kranzler HR, Gelernter J. Translational studies support a role for serotonin 2B receptor (HTR2B) gene in aggression-related cannabis response. Molecular Psychiatry 2018, 23: 2277-2286. PMID: 29875475, PMCID: PMC6281782, DOI: 10.1038/s41380-018-0077-6.Peer-Reviewed Original ResearchConceptsGrady Trauma ProjectAfrican AmericansWild-type miceReceptor geneEffects of cannabisWide significant risk lociResident-intruder paradigmImpulsivity/aggressionConcordant findingsTHC administrationKnockout miceTranslational studiesAA subjectsCannabis useStudy designTrauma ProjectAdverse effectsMiceCannabisAggressive behaviorEuropean AmericansNominal associationAdverse consequencesGenome-wide association study (GWAS) designRisk loci
2017
Genome-Wide DNA Methylation Changes Associated with Intermittent Explosive Disorder: A Gene-Based Functional Enrichment Analysis
Montalvo-Ortiz JL, Zhang H, Chen C, Liu C, Coccaro EF. Genome-Wide DNA Methylation Changes Associated with Intermittent Explosive Disorder: A Gene-Based Functional Enrichment Analysis. The International Journal Of Neuropsychopharmacology 2017, 21: 12-20. PMID: 29106553, PMCID: PMC5789263, DOI: 10.1093/ijnp/pyx087.Peer-Reviewed Original ResearchConceptsGenome-wide DNA methylation changesFunctional enrichment analysisDNA methylation changesEnrichment analysisCpG sitesMethylation changesGenome-wide significant thresholdIllumina Infinium HumanMethylation450 BeadChipBlood DNA methylomeNovel biological processesInfinium HumanMethylation450 BeadChipDNA methylomeEpigenetic mechanismsPathway analysisBiological processesGenetic studiesNeuronal differentiationHumanMethylation450 BeadChipGenesBehavioral genetic studiesR packageImportant mechanismGenetic influencesEndocrine systemMethylome