Some autism traits may show up later in girls than in boys

by  /  18 June 2018

Girls with autism traits have fewer problems with social communication than boys do early on, but their skills worsen by adolescence.

Featured articles


Numerous health problems burden young adults with autism

by  /  14 June 2018
Young people with autism have more psychiatric and medical conditions than do their typical peers or those with attention deficit hyperactivity disorder.
eight brains with various sections highlighted

Chromosome 16 deletion miswires brain in people, mice

by  /  12 June 2018
Mice and people missing a copy of a chromosomal region called 16p11.2 show similar patterns of weak brain connections.
Female head shape cut out of pink paper, under magnifying glass. Male head is in blue, opposite the female.

Autism’s sex ratio, explained

by  /  13 June 2018
More boys than girls have autism; diagnostic biases and genetic factors may explain the skewed sex ratio.

Latest News


Mice missing top autism gene have overconnected brains

by  /  11 June 2018

Mice with one inactivated copy of CHD8, a top autism gene, show an unusually high degree of synchrony in neural activity between brain regions.

Two young sons and one mother under a pedigree chart showing family.

Deep search reveals gene’s link to autism, intellectual disability

by  /  7 June 2018

Harmful mutations in a gene called NAA15 may lead to autism, intellectual disability and delayed speech and motor function.


Growth spurt in head, skeleton mark autism in boys

by  /  6 June 2018

Boys with autism have smaller heads, are shorter and weigh less at birth than typical children do — but all that changes by age 3.


Autism brains show widespread alterations in structure

by  /  4 June 2018

The brains of people with autism show a variety of structural differences from those of controls.


Yeast assay illuminates effects of mutations in top autism gene

by  /  1 June 2018

Mutations in the gene PTEN that are tied to autism may be less harmful than those linked to a syndrome characterized by benign tumors.


Chromosome 16’s role in brain, behavior varies by sex

by  /  1 June 2018

Female mice may compensate for the loss of a piece of chromosome 16 better than male mice do.


Inflammation in mother tied to child’s brain function, behavior

by  /  31 May 2018

Brain networks in newborns may reflect the degree of inflammation their mothers experienced during pregnancy.


Monkey study bolsters case for brain hormone’s role in autism

by  /  29 May 2018

Male monkeys that avoid touching, grooming or playing with others have low brain levels of the hormone vasopressin.

Elementary school age girl with glasses watches from outside a fence.

To get an autism diagnosis, girls need worse social skills than boys

by  /  28 May 2018

Girls with an autism diagnosis have more severe impairments in social communication than boys with the diagnosis.

Four brains with different areas colored in red, orange, yellow and black.

Brain size varies predictably with loss, gain of DNA segment

by  /  24 May 2018

Missing one copy of a stretch of chromosome 16 leads to an enlarged brain; an extra copy of the region has the opposite effect.

Browse Articles by Topic

  • Genes
  • The Brain
    The Brain
  • Diagnosis
  • Signs and Symptoms
    Signs & Symptoms
  • Treatments
  • Environment
  • Science and Society
    Science & Society

Log in to your Spectrum Wiki account

Email Address:



Request your Spectrum Wiki account

Spectrum Wiki is a community of researchers affiliated with an academic or research institutions. To be considered for participation, please fill out this form and a member of our team will respond to your request.


Email Address:

Title and Lab:

Area of Expertise: