2022
Unique and joint associations of polygenic risk for major depression and opioid use disorder with endogenous opioid system function
Love T, Shabalin AA, Kember RL, Docherty AR, Zhou H, Koppelmans V, Gelernter J, Baker AK, Hartwell E, Dubroff J, Zubieta JK, Kranzler HR. Unique and joint associations of polygenic risk for major depression and opioid use disorder with endogenous opioid system function. Neuropsychopharmacology 2022, 47: 1784-1790. PMID: 35545664, PMCID: PMC9372136, DOI: 10.1038/s41386-022-01325-1.Peer-Reviewed Original ResearchConceptsOpioid use disorderMajor depressive disorderPolygenic risk scoresUse disordersEndogenous opioid system functionOpioid system functionOpioid system activityMDD polygenic risk scoresPolygenic riskAssociation of PRSEndogenous opioid responseOpioid system activationNon-displaceable bindingPathophysiologic linkOpioid responseMOR availabilityOpioid releaseDepressive disorderMajor depressionNeurotransmitter systemsVentral pallidumRisk scoreReceptor concentrationSystem activationRegion of interest
2006
GENETIC STUDY: Analysis of variations in the tryptophan hydroxylase‐2 (TPH2) gene in cocaine dependence
Dahl JP, Cubells JF, Ray R, Weller AE, Lohoff FW, Ferraro TN, Oslin DW, Kampman KM, Dackis C, Tang Y, Gelernter J, Kranzler HR, O’Brien C, Berrettini WH. GENETIC STUDY: Analysis of variations in the tryptophan hydroxylase‐2 (TPH2) gene in cocaine dependence. Addiction Biology 2006, 11: 76-83. PMID: 16759340, DOI: 10.1111/j.1369-1600.2006.00005.x.Peer-Reviewed Original ResearchConceptsSingle nucleotide polymorphismsCocaine dependenceTryptophan hydroxylase 2 geneTPH2 geneGenetic variationCase-control study designSerotonergic neurotransmitter systemCentral nervous systemSubstance use disordersGenesExact physiological mechanismsNucleotide polymorphismsAnalysis of variationPhysiological mechanismsControl subjectsBody of evidenceRisk factorsNeurotransmitter systemsUse disordersNervous systemStudy designAllele distributionPresent studyAfrican descentStudy associates
1988
Schizophrenia: Instability in Norepinephrine, Serotonin, and γ-Aminobutyric Acid Systems
Gelernter J, van Kammen D. Schizophrenia: Instability in Norepinephrine, Serotonin, and γ-Aminobutyric Acid Systems. International Review Of Neurobiology 1988, 29: 309-347. PMID: 3042667, DOI: 10.1016/s0074-7742(08)60091-4.Peer-Reviewed Original ResearchConceptsGABA systemΓ-aminobutyric acid (GABA) systemPathophysiology of schizophreniaClinical instabilitySymptomatic periodClinical syndromeDA dysregulationNeurotransmitter systemsSystem disordersState-dependent changesClinical pathologyConflicting dataSchizophrenia researchSchizophreniaDopamineGenetic vulnerabilitySchizophrenic individualsMost evidenceNorepinephrineSerotoninNE systemDisordersEvidenceRelapsePathophysiology