2015
COMT and MAO-A Polymorphisms and Obsessive-Compulsive Disorder: A Family-Based Association Study
Sampaio A, Hounie A, Petribú K, Cappi C, Morais I, Vallada H, do Rosário M, Stewart S, Fargeness J, Mathews C, Arnold P, Hanna G, Richter M, Kennedy J, Fontenelle L, de Bragança Pereira C, Pauls D, Miguel E. COMT and MAO-A Polymorphisms and Obsessive-Compulsive Disorder: A Family-Based Association Study. PLOS ONE 2015, 10: e0119592. PMID: 25793616, PMCID: PMC4368617, DOI: 10.1371/journal.pone.0119592.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAllelesCatechol O-MethyltransferaseChildEpistasis, GeneticFamilyFemaleGene FrequencyGenetic Association StudiesGenetic Predisposition to DiseaseGenotypeHaplotypesHumansLinkage DisequilibriumMaleMonoamine OxidaseObsessive-Compulsive DisorderPhenotypePolymorphism, Single NucleotideYoung AdultConceptsAssociation studiesBroad spectrum phenotypesTransmission disequilibrium analysisSingle geneSingle nucleotide polymorphismsGenetic association studiesGene-gene interactionsGenesClassical case-control designDisequilibrium analysisGenetic componentAssociation investigationsEpistatic influencesPhenotypePolymorphismSpectrum phenotypeEpistasisOCD susceptibilityAlternative strategyRoleNarrow phenotype
2012
Association study between functional polymorphisms in the TNF-alpha gene and obsessive-compulsive disorder
Cappi C, Muniz R, Sampaio A, Cordeiro Q, Brentani H, Palácios S, Marques A, Vallada H, Miguel E, Guilherme L, Hounie A. Association study between functional polymorphisms in the TNF-alpha gene and obsessive-compulsive disorder. Arquivos De Neuro-Psiquiatria 2012, 70: 87-90. PMID: 22311210, PMCID: PMC4479271, DOI: 10.1590/s0004-282x2012000200003.Peer-Reviewed Original ResearchConceptsObsessive-compulsive disorderImmune systemTumor necrosis factor alpha genePrevalent psychiatric disordersInflammatory cytokine genesNecrosis factor alpha geneTNF-alpha geneRs361525 polymorphismUnknown etiologyHealthy controlsPsychiatric disordersCytokine genesA alleleFunctional polymorphismsOCD patientsOCD subjectsDisordersPathogenesisPLINK softwarePresent studyPolymorphismAdditional evidenceAssociation studiesPatientsEtiology