From: Functional Val66Met polymorphism of Brain-derived neurotrophic factor in type 2 diabetes with depression in Han Chinese subjects
Genotype
n
Serum BDNF level(pg/ml)
F
p value
Val/ Val group
129
83.83 ± 3.97
F = 7.39
p < 0.05
Val/Met group
170
79.04 ± 5.19*
Met/Met group
67
76.59 ± 5.12*#