TPH2, tryptophan hydroxylase 2, 121278

N. diseases: 137; N. variants: 37
Disease: Major Depressive Disorder ×
Source: ALL
Disease Score gda Association Type Type Original DB Sentence supporting the association PMID PMID Year
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE We investigated whether variation at the tryptophan hydroxylase-2 (TPH2) gene and its 5' upstream region may predispose to suicide in major depressive disorder (MDD) and whether this predisposition is mediated by impulsive-aggressive behaviors (IABs). 17217922 2007
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE We hypothesized that TPH-2 variants could influence the function of SCN in MDD patients with early wakening symptom. 30519155 2018
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 Biomarker disease BEFREE We conducted a 12-week randomized-controlled trial comparing the effects of EPA and DHA on gene expressions of phospholipase A2 (cPLA2) and cyclooxygenase-2 (COX2), serotonin transporter (5HTT), and Tryptophan hydroxylase 2 (TPH-2) in 27 MDD patients. 28648567 2018
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE Three TPH2 polymorphisms, -703G/T (rs4570625), -473T/A (rs11178997), and 1463G/A (rs120074175), were selected based on previous findings of associations with MD. 26386440 2015
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE Those who did not drink alcohol before suicide were more likely to have a diagnosis of major depressive disorder in their medical record and more often had the TT genotype of the tryptophan hydroxylase 2 gene. 19734157 2010
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE This SNP and additional SNPs were discovered through a systematic characterization of the genetic architecture of the TPH2 gene for further genetic and functional investigations of its relationship to major depression and other psychopathology. 18180764 2008
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE These results suggested that genotypic variation in TPH2 may moderate the therapeutic response to esciatlopram among Chinese patients with MDD. 26745768 2016
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE There was no association between TPH-2 gene variants and MD in the same population that had shown a strong association with TPH-1. 17692928 2008
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 Biomarker disease BEFREE The study suggested that hopelessness, negative life events and family history of suicide were risk factors of attempted suicide in MDD while the TPH2 rs7305115A remained a significant protective predictor of suicide attempts. 20738857 2010
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 AlteredExpression disease BEFREE The mechanisms underlying these changes are uncertain, but increased TPH2 expression and serotonin turnover could result from genetic influences, adverse early life experiences, or acute stressful life events, all of which can alter serotonergic neurotransmission and have been implicated in determining vulnerability to major depression. 19120094 2008
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 Biomarker disease BEFREE The Interaction of TPH2 and 5-HT2A Polymorphisms on Major Depressive Disorder Susceptibility in a Chinese Han Population: A Case-Control Study. 31019472 2019
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 Biomarker disease PSYGENET Single locus analysis in pooled and ethnically stratified subjects revealed no association between each of the three variants of the TPH2 gene with susceptibility to MDD. 24376086 2015
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE Single locus analysis in pooled and ethnically stratified subjects revealed no association between each of the three variants of the TPH2 gene with susceptibility to MDD. 24376086 2015
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 Biomarker disease PSYGENET Polymorphisms in the gene encoding the serotonin synthesis enzyme Tph2 have been identified in mental illnesses, including bipolar disorder, major depression, autism, schizophrenia, and ADHD. 24196946 2014
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE Our results suggest that TPH2 variants neither have a major role in MD, BD and schizophrenia nor in response to treatments. 21396719 2011
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE Our findings show that TPH2 genetic variants may play a role in MDD susceptibility and in acute therapeutic response to selective serotonin reuptake inhibitors. 19272410 2009
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE Our findings provide evidence for an involvement of genetic variants of the TPH2 gene in the pathogenesis of MD and might be a hint on the repeatedly discussed duality of the serotonergic system. 15124006 2004
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE One hundred and thirteen patients with MDD and eighty-six healthy controls underwent T1-weighted structural magnetic resonance imaging and genotyping for TPH2 rs4570625. 27807918 2017
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 Biomarker disease BEFREE Markers in TPH2 have been implicated in suicide and major depressive disorder, but the results across studies are inconsistent. 16806105 2007
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE Loss-of-function mutation in tryptophan hydroxylase-2 identified in unipolar major depression. 15629698 2005
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE In total, 14 single nucleotide polymorphisms (SNPs) in coding regions of 10 serotonergic genes (HTR1A, HTR1B, HTR1D, HTR2A, HTR3A, HTR3C, HTR3D, HTR3E, HTR5A and TPH2) were genotyped in 308 Chinese Han patients with major depressive disorder. 21937687 2012
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 Biomarker disease BEFREE In this study, we aimed to investigate the association of tryptophan hydroxylase 2 gene with MDD and its treatment response in the Chinese Han population. 21620479 2011
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 PosttranslationalModification disease BEFREE In conclusion, the present study demonstrated that TPH2 expression was regulated by DNA methylation of the TPH2 promoter region in patients with MDD. 25955598 2015
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 GeneticVariation disease BEFREE Genetic variations in the TPH2 gene have been associated with an increased risk for major depression and suicidal behavior. 17251907 2007
CUI: C1269683
Disease: Major Depressive Disorder
Major Depressive Disorder 		0.600 Biomarker disease BEFREE Gene-disease association studies have reported a relationship between TPH2 and major depressive disorder (MDD) in different populations, however subsequent studies have produced contradictory results. 22693556 2012