The Brain

Certain patterns of electrical activity in the brain may signal autism in children with tuberous sclerosis complex, a related genetic condition.

An online resource reveals all major cell types in the developing human brain during the period in which autism is thought to arise.

Heart-rate patterns and changes in pupil size may herald Rett syndrome, autism or related conditions.

Nerve fiber tracts in the brains of autistic girls appear more fragmented than those of typical girls’. Autistic boys’ brains, meanwhile, look like those of typical boys.

Sleeping zebrafish show two patterns of neuronal activity that are analogous to those in people.

An experimental leukemia drug and a chemical in black pepper ease breathing and movement problems in a mouse model of Rett syndrome.

Problems with protein-filled parcels called exosomes may contribute to Rett syndrome, a condition related to autism.

Two new maps show the entire nervous system of the adult roundworm Caenorhabditis elegans.

Brain organoids made from typical human stem cells begin to show synchronized neuronal firing patterns after growing in a dish for at least four months.

Mutations in an autism gene called ANK2 may alter brain wiring by causing the growth of excess neuronal connections.