Attempts to map susceptibility genes for bipolar disorder have been complicated by genetic
complexity of the illness and, above all by heterogeneity. This paper reviews the genetic …

Background: Schizophrenia is one of the top-ten leading disorders causing disability
worldwide. Heredity is accepted as a major causative factor but the mechanisms are still …

Schizophrenia is a major mental illness which for a long time has been considered to have
both genetic and environmental aspects to its aetiology. In recent years, genetic studies of …