Autism spectrum disorders

New biomarker panel could accelerate autism diagnoses

Investigators at the UC Davis MIND Institute and NeuroPointDX, a division of Stemina Biomarker Discovery, have identified a group of blood metabolites that could help detect some children with autism spectrum disorder (ASD). ...

Psychology & Psychiatry

Study identifies 'compulsivity circuit' in heavy alcohol drinkers

Heavy alcohol drinkers attempt to acquire alcohol despite the threat of a negative consequence more so than light drinkers, a study in Biological Psychiatry: Cognitive Neuroscience and Neuroimaging has found, and this behavior ...

Alzheimer's disease & dementia

Asymmetrical neuron loss in Alzheimer's

As Alzheimer's disease progresses, neuron loss leads to marked lateral asymmetries in brain structure. A new LMU study has now identified genetic variants that promote the emergence of asymmetrical brain atrophy in Alzheimer's ...

Psychology & Psychiatry

Cocaine use alters gene expression in brain reward circuits

A study in Biological Psychiatry has identified unique genetic changes in the brain's reward circuitry that are associated with cocaine use, including first-time use, withdrawal, and re-exposure to the drug after prolonged ...

Psychology & Psychiatry

Prevalence of eating disorders taken from largest sample in the US

Biological Psychiatry has published a new study revising the outdated estimates of the prevalence of eating disorders in the United States (US). The new estimates were based on a nationally-representative sample of 36,309 ...

Psychology & Psychiatry

A new mechanism for neurodegeneration in a form of dementia

A new study in Biological Psychiatry reports that dementia-related and psychiatric-related proteins cluster together to form aggregates in the brain, leading to abnormal cell function and behavior. Aggregation of the protein ...

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