Researchers identified changes in two genes that increase the risk of developing Tourette syndrome. The results suggest new targets to study for potential treatments.

Immune cells recognize and react to alpha-synuclein, the protein that builds up in the brains of people with Parkinson’s disease. The finding suggests immune system involvement in the disease.

Researchers identified symptom-causing mutations in people with severe atopic dermatitis, or eczema. The findings suggest a treatment strategy, and trials are being planned.