Fever in pregnant rats around the time of delivery disrupts their pups’ communication and social behavior.

A specially made ‘decoy’ protein prevents an immune molecule from crossing the placenta; the strategy may prevent the brain changes that lead to autism.

Autism is more heritable than anorexia, alcohol dependence, depression and obsessive-compulsive disorder, according to an analysis of data from nearly 4.5 million people.

Traits linked to autism and attention deficit hyperactivity disorder tend to co-occur even in adulthood.

Watch the complete replay of Janine LaSalle discussing gene-environment interactions and autism.

Taking antidepressants during pregnancy is unlikely to raise the risk of having a child with autism.

Watch the complete replay of Judy Van de Water discussing the maternal immune system and autism.

About 1 in 100 children in India under age 10 may have autism, and nearly 1 in 8 at least one neurodevelopmental condition.

High blood pressure, preterm birth and other pregnancy complications may increase the risk of autism.

Children born to women who received a routine vaccine while pregnant are not at an increased risk of autism.