… However, this study included a small number of twin pairs (n = 25), thereby limiting any
conclusions. Since this first publication, several other twin studies have been performed with …

Attention deficit/hyperactivity disorder (ADHD), a prevalent neurodevelopmental disorder,
has been associated with various structural and functional CNS abnormalities but findings …

Anorexia nervosa (AN) is classically defined as a condition in which an abnormally low
body weight is associated with an intense fear of gaining weight and distorted cognitions …

Characterized primarily by a low body-mass index, anorexia nervosa is a complex and
serious illness 1 , affecting 0.9–4% of women and 0.3% of men 2 , 3 – 4 , with twin-based …

Anorexia nervosa (AN) is a complex and heritable eating disorder characterized by
dangerously low body weight. Neither candidate gene studies nor an initial genome-wide …

Epidermodysplasia verruciformis (OMIM 226400) is a rare autosomal recessive genodermatosis
associated with a high risk of skin carcinoma that results from an abnormal susceptibility …

… resulted in a 45% decrease in the h S N P 2 of SA to 4.1% (SE = … N P 2 estimate ( h S N P
2 = 4.1%, SE = 0.005, p = 1.20 × 10 −16 ). The SA-EUR|MDD results showed comparable h S N …

OBJECTIVE: Autism/autistic disorder (MIM number 209850) is a complex, largely genetic
psychiatric disorder. The authors recently mapped a susceptibility locus for autism to …

The molecular mechanisms that lead to the cognitive defects characteristic of Down syndrome
(DS), the most frequent cause of mental retardation, have remained elusive. Here we use …

Objective: Suicidal behavior is heritable and is a major cause of death worldwide. Two large-scale
genome-wide association studies (GWASs) recently discovered and cross-validated …