Mice missing a copy of the gene ASH1L have excess synapses and autism-like behavioral differences, some of which are reversed by boosting an ASH1L-regulated gene.

Girls and young women with Rett syndrome have less severe anxiety and breathing problems after treatment with trofinetide, an analogue of insulin-like growth factor 1, according to an unpublished placebo-controlled trial.

Autism studies are appearing in the reference lists of entirely unrelated papers, suggesting what a few scholars worry is a plot to manipulate citations.

Autistic people from historically marginalized races and ethnicities are more likely than their white peers to be diagnosed with accompanying health conditions.

Despite scant publicly available data, makers of the ‘exposome’-based method say it could help with diagnosing autism and identifying subtypes.

Among thousands of Danish adults diagnosed with autism after age 18, less than half were diagnosed with a psychiatric condition as children, a new study shows.

Autism may involve different levels of RNA isoforms encoded by genes in the brain, which express many more proteins than previously thought.

Oxytocin, cemented in the popular imagination as the “love molecule,” could serve as a treatment for some autistic people who naturally have low levels of the hormone, researchers say.