2021
Brain areas involved with obsessive-compulsive disorder present different DNA methylation modulation
de Oliveira K, Camilo C, Gastaldi V, Sant’Anna Feltrin A, Lisboa B, de Jesus Rodrigues de Paula V, Moretto A, Lafer B, Hoexter M, Miguel E, Maschietto M, Brentani H. Brain areas involved with obsessive-compulsive disorder present different DNA methylation modulation. BMC Genomic Data 2021, 22: 45. PMID: 34717534, PMCID: PMC8557022, DOI: 10.1186/s12863-021-00993-0.Peer-Reviewed Original ResearchConceptsGene modulesMethylation changesBrain areasCpG sitesProtein-protein interaction networkDNA methylation modulationCommon transcriptional factorsDNA methylation changesSpecific signaling pathwaysGene expression dataOCD patientsPost-mortem brain tissueEpigenetic mechanismsInteraction networksMethylation modulationHypomethylation patternTranscriptional factorsEnvironmental risk factorsGene expressionBiological processesBackgroundObsessive–compulsive disorderSignaling pathwaysExpression dataG proteinsRisk factors
2020
Toward identifying reproducible brain signatures of obsessive-compulsive profiles: rationale and methods for a new global initiative
Simpson H, van den Heuvel O, Miguel E, Reddy Y, Stein D, Lewis-Fernández R, Shavitt R, Lochner C, Pouwels P, Narayanawamy J, Venkatasubramanian G, Hezel D, Vriend C, Batistuzzo M, Hoexter M, de Joode N, Costa D, de Mathis M, Sheshachala K, Narayan M, van Balkom A, Batelaan N, Venkataram S, Cherian A, Marincowitz C, Pannekoek N, Stovezky Y, Mare K, Liu F, Otaduy M, Pastorello B, Rao R, Katechis M, Van Meter P, Wall M. Toward identifying reproducible brain signatures of obsessive-compulsive profiles: rationale and methods for a new global initiative. BMC Psychiatry 2020, 20: 68. PMID: 32059696, PMCID: PMC7023814, DOI: 10.1186/s12888-020-2439-2.Peer-Reviewed Original ResearchConceptsMagnetic resonance imagingCircuit abnormalitiesNew global initiativesBrain signaturesGlobal InitiativeHealthy control subjectsMedication-free adultsMultiple brain circuitsMedication-free subjectsBackgroundObsessive–compulsive disorderClinical profileClinical symptomsControl subjectsClinical evaluationHealthy controlsLeading causeGlobal disabilityLifetime prevalenceResonance imagingNeurocognitive assessmentBrain circuitsImaging signaturesFunctional connectivityBrain-behavior associationsDisease dimensions