Autistic Spectrum Disorder (ASD) is a complex neurodevelopmental brain disorder
characterized by two core behavioral symptoms, namely impairments in social …

The role of PET imaging in the biomarker-guided diagnostic process of neuropsychiatric
disorders has been increasingly acknowledged in recent years. Future prospective studies …

Selective serotonin reuptake inhibitors (SSRIs) are first-line pharmacological agents for
treating obsessive-compulsive disorder (OCD). However, because nearly half of patients …

Background: Folate is important for the synthesis of serotonin the neurotransmitter which
plays a main role in OCD. We, therefore, explored the efficacy of folic acid as add on …

The present study aims to discuss the effect of escitalopram in glial cell line-derived
neurotrophic factor (GDNF), brain-derived neurotrophic factor (BDNF) levels, and 5 …

Introduction Obsessive-compulsive disorder (OCD) is a prevalent and disabling condition
characterized by a wide variety of phenotypic expressions. Several studies have reinforced …

Obsessive‐compulsive disorder (OCD) is a frequent and disabling condition, with many
patients being treatment‐resistant. Improved understanding of its neurobiology is vital for …

Clinical Neuroscience offers a comprehensive overview of the biological bases of major
psychological and psychiatric disorders, and provides foundational information regarding …

Obsessive-compulsive disorder (OCD) is a deliberating disorder with complex genetic and
environmental etiologies. Hypotheses about OCD mainly include dysregulated …

In this chapter, we review neurochemical models, neuroendocrine factors, and
immunological etiology as putative mechanisms leading to striatal pathology in OCD. We …