|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
The relationship was investigated between brain-derived neurotrophic factor (BDNF) concentrations, a <i>BDNF</i> polymorphism (196G>A), and the response to selective serotonin reuptake inhibitors (SSRIs) among Chinese patients with major depressive disorder (MDD).
|
31308724 |
2019 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
We investigated whether single nucleotide polymorphisms (SNPs) associated with neuroplasticity and activity of monoamine neurotransmitters, such as the brain-derived neurotrophic factor (BDNF, rs6265), the serotonin transporter (SLC6A4, rs25531), the tryptophan hydroxylase 1 (TPH1, rs1800532), the 5-hydroxytryptamine receptor 2A (HTR2A, rs6311, rs6313, rs7997012), and the catechol-O-methyltransferase (COMT, rs4680) genes, are associated with efficacy of transcranial direct current stimulation (tDCS) in major depression.
|
31721892 |
2019 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
The study indicated that having the BDNF rs6265 allele (A) increase the risk of developing MDD in the Malaysian population suggesting a possible role of BDNF in the etiology of the disorder.
|
30677092 |
2019 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
The pattern of low BDNF and high inflammation in MDD may be influenced by the Val66Met polymorphism.
|
28656803 |
2018 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
Total hippocampal volumes did not significantly vary in MDD participants or controls carrying either the BDNF Val66Met 'Met' (386 participants with MDD and 376 controls) or the 5-HTTLPR short 'S' (310 participants with MDD and 230 controls) risk alleles compared to non-carriers.
|
29778546 |
2018 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
Association of BDNF Val66Met Polymorphism and Brain BDNF Levels with Major Depression and Suicide.
|
29432620 |
2018 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
A significant effect of the interaction of the BDNF Val66Met polymorphism and MDD on the fractional anisotropy values of the right uncinate fasciculus was observed.
|
29414128 |
2018 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
Taken together, we did not detect any plausible evidence regarding Val66Met polymorphism in the BDNF gene contributing to a risk of MDD.
|
29387021 |
2017 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
Significant interactions between the Val66Met polymorphism and 3 clinical characteristics - age at onset (p = 0.03), MDD duration (p = 0.04), and number of previous MDE (p = 0.04) - were evidenced for plasma BDNF levels.
|
28848102 |
2017 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
Among the various candidate genes implicated in MDD, the brain-derived neurotrophic factor (BDNF) Val66Met polymorphism and 5-HT transporter gene linked polymorphism (5-HTTLPR) have garnered the most attention due to their putative roles in neural plasticity and antidepressant response.
|
26976307 |
2016 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
Our results suggested that 5-HTTLPR, may be associated with the susceptibility of MDD in an overdominant mode, and there may be a significant interaction between 5-HTTLPR and BDNF (rs6265) polymorphisms in relation to MDD.
|
27212180 |
2016 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
The gene-environment combination of PRKCG rs3745406 C allele, BDNF rs6265 G allele and high level of negative life events (C-G-HN) was significantly associated with MDD (OR, 5.97; 95% CI, 2.71-13.15).
|
26921055 |
2016 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
This is a systematic meta-analytical review of findings from imaging genetic studies on the impact of the rs6265 SNP on hippocampal volumes in neuropsychiatric patients with major depressive disorder, anxiety, bipolar disorder or schizophrenia.
|
25956254 |
2015 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
Modulatory effects of brain-derived neurotrophic factor Val66Met polymorphism on prefrontal regions in major depressive disorder.
|
25745134 |
2015 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
The BDNF polymorphism was associated with atrophy of the PFC in MDD patients, which suggests that the BDNF Val66Met polymorphism may play an important role in the pathogenesis of early stages of MDD.
|
26078197 |
2015 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
Our study aimed to clarify whether, in the presence of previous childhood maltreatment, individuals carrying low functional alleles for both SERT 5-HTTLPR and BDNF Val66Met polymorphisms had a higher risk for MD.
|
25510949 |
2015 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
Our results suggest that allelic variations in the rs6265 gene lead to specific neural correlates of MDD which may be associated with different mechanisms of MDD in the two allelic groups.
|
26117067 |
2015 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
The aim of this study was to determine which hippocampal dentate gyrus and cornu ammonis subfields are altered in MDD compared to healthy controls and which subfields are affected by the BDNF Val</span>66Met</span> polymorphism and child adversity.
|
25044977 |
2014 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
The current study looked at a population of patients with major depressive disorder (N = 107) to examine the association between the BDNF Val66Met polymorphism, resting state EEG alpha power, and depression severity.
|
23733090 |
2013 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
The aim of our study was to evaluate the association of regional gray matter (GM) volume within the hippocampus and other unpredicted regions at the whole-brain level with the BDNF Val66Met polymorphism in MDD patients with melancholic features and their impact on treatment outcome.
|
23165919 |
2013 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
Three polymorphisms in the BDNF gene (rs7103411, rs6265 (Val66Met) and rs7124442) were genotyped in 324 patients with MDD and 470 healthy controls.
|
22965830 |
2013 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
Significant associations between AD and MDD have been found for three polymorphisms mainly in females (TPH1 A218C, MAOA VNTR and BDNF Val66Met) and one polymorphism in the total population only (FKBP5 rs1360780).
|
23157339 |
2013 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
The association of MDD with genetic polymorphisms, such as Val66Met (rs6265), in the brain derived neurotrophic factor (BDNF), have been reported in many studies and the results were conflicting.
|
23184535 |
2013 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
The aim of our two-center study was to determine how the BDNF Val66Met</span> polymorphism and childhood adversity affect the volumetric measures of the hippocampus in healthy individuals and people with MDD.
|
23341118 |
2013 |
|
Major Depressive Disorder
|
|
0.100 |
GeneticVariation
|
BEFREE |
To examine whether the polymorphisms of BDNF (rs6265) and NTRK2 (rs1387923, rs2769605 and rs1565445) genes confer risk for TRD in major depressive disorder (MDD), a total of 948 MDD patients were recruited in a 12-week, multicenter, prospective longitudinal study.
|
23137999 |
2013 |