Circulating levels of neurotrophic factors in autism spectrum disorders.
OBJECTIVES: Evaluate the levels of a neurotrophic factor and some neurotrophins in the plasma of patients with Autism Spectrum Disorders (ASD).
DESIGN: This study enrolled 30 children with ASD and 19 healthy children. Plasma levels of the neurotrophins BDNF, NGF, NT3, NT4 and of the neurotrophic factor GDNF were .....