Infecting pregnant rats with group B streptococcus triggers inflammation in the fetal side of the placenta, but only in male fetuses.
Some parents are starting ‘N-of-1’ studies for autism, but their efforts don’t always get taken seriously.
Maternal immune activation — caused by infection or even psychological stress during pregnancy — is a strong risk factor for neurological conditions such as autism.
Only a small fraction of women who battle infections during pregnancy have children with autism, suggesting that some infections are riskier than others.
Genetic variants that impair a pathway that prunes neuronal connections may offer clues to autism.
The presence of antibodies against a wheat protein may indicate that a child with autism would benefit from a gluten-free diet — but little data support this theory.
Molecules that protect the body from infection may be needed for mice to socialize with their peers, a finding that bolsters the link between the immune system and autism.