The G-712A polymorphism of brain-derived neurotrophic factor is associated with major depression but not schizophrenia

▶ The G-712A polymorphism of BDNF is associated with major depression. ▶ The -712A allele of BDNF is a risk factor for major depression. ▶ The -712AG heterozygote of BDNF is associated with higher Hamilton score in major depression patients.