Articles tagged with Autism
A recent study published in Nature Genetics has discovered substantial overlap of genetic risk factors among bipolar disorder, major depressive disorder, and schizophrenia. This finding may lead to the development of new therapeutic avenues for treating these conditions.
A large-scale international study has identified 25 new mutations on nine key genes behind severe childhood epilepsy, including two new genes never before associated with the disorder. The findings suggest a new direction for developing genome-wide diagnostic screens and precise therapies for the condition.
A new study reveals that autism affects the brain of females and males differently, with females showing 'masculinization' in atypical brain areas. This finding suggests a need to re-evaluate research methods and understanding of autism's neurobiology.
The estate of Charles Meixner has donated $3 million to Autism Speaks, supporting translational postdoctoral fellowships and research into autism spectrum disorder. The gift will contribute to the development of new treatments and improve the lives of individuals and families affected by ASD.
A genetic alteration in the TOP3B gene has been identified as a risk factor for schizophrenia and intellectual impairment. The study reveals a common biological pathway between schizophrenia and Fragile X syndrome, which is associated with autism and learning difficulties.
UC Davis researchers discover how cancer chemotherapy agent Topotecan acts on gene causing Angelman syndrome, a rare neurodevelopmental disorder. The study highlights the significance of epigenetics in understanding both rare and common neurodevelopmental disorders.
NYU Langone researchers have identified the type of inhibitory interneurons responsible for oxytocin's effects on brain function. The study found that oxytocin increases the reliability of stimulated impulses, improving brain function and potentially relevant to autism-spectrum disorder.
Researchers found that moving attention fluidly and orienting to social information are not key components of autism. Children with high-functioning autism and those without autism showed similar signatures in shifting attention and responding to social stimuli.
A Virginia Commonwealth University study demonstrates that intensive job training can lead to high levels of competitive employment for youth with Autism Spectrum Disorders. The program, called Project SEARCH with Autism Supports, achieved an 87% job placement rate among participants.
A study has identified two networked groupings from 26 genes associated with autism that are overexpressed in the cerebellar cortex. The findings suggest specific brain regions implicated in pathology and complement genomic and neuroimaging analyses to obtain a broader picture of the autistic brain.
A new study published in Epidemiology found no correlation between prenatal mercury exposure and autism spectrum-like behaviors among children in the Republic of Seychelles. The study, which analyzed data from over 1,700 participants, suggests that low-level exposure to mercury may not contribute to developmental problems.
The Rhode Island Consortium for Autism Research and Treatment (RI-CART) brings together researchers, physicians, scientists, service providers, educators, and parents to collaborate on research, education, and advocacy projects. The consortium aims to improve the lives of Rhode Islanders with autism spectrum disorders by promoting coll...
A large study led by researchers at the University of New South Wales found that oxytocin nasal spray did not improve symptoms of children with autism. The study suggests caution in recommending oxytocin as a general treatment for young people with autism, possibly due to impaired oxytocin receptor systems.
Researchers cracked the 'RNA control code' to understand how it dictates gene expression and movement. The team identified patterns in RNA molecules that can be used to identify new treatments for conditions like autism.
A new study using whole genome sequencing identifies 19% of deleterious de novo mutations and 31% X-linked or autosomal inherited alterations in autism spectrum disorder. The findings also reveal genetic variants in several risk genes, including CAPRIN1, AFF2, VIP, SCN2A, KCNQ2, NRXN1, and CHD7.
Researchers developed a computer-based tool to analyze babies' cries for subtle acoustic features that can indicate neurological problems or developmental disorders. The new analyzer uses machine learning algorithms to evaluate over 80 parameters, offering non-invasive ways to measure disruptions in young babies' brains and behavior.
A collaborative effort by Autism Speaks has found full genome sequencing examining the entire DNA code of individuals with autism spectrum disorder (ASD) and their family members. The study identified genetic variations associated with risk for ASD, including de novo, X-linked, and inherited DNA lesions in four new genes.
A Vanderbilt research program trains community pediatricians to diagnose autism, leading to a significant increase in diagnoses within their practices. The training improved diagnostic accuracy and shifted the comfort level of discussing ASD diagnoses with caregivers.
Researchers found that infants with later-diagnosed autism had excessive cerebrospinal fluid and enlarged brains, raising the possibility of using these as potential biomarkers. These anomalies were detectable by MRI at 6-9 months and remained elevated between 18-24 months.
Researchers have found quantifiable differences in brain structure among children with sensory processing disorders (SPD), which are often overlooked and misunderstood. The study provides a potential biological basis for the disease, using advanced MRI techniques to examine white matter tracts in the brain.
Researchers have identified a specific risk factor for autism, known as MAR autism, linked to maternal antibodies attacking fetal brain proteins. The study found that mothers of children with autism were more than 21 times likely to have these antibodies, offering a potential biomarker for drug development and early diagnosis.
Researchers have identified a risk factor for autism in children, linking prenatal exposure to maternal antibodies to changes in brain development that affect behavior. The study found altered patterns of neurodevelopment and social behavior in offspring exposed to specific antibodies.
A study published in PLOS ONE suggests that children with autism spectrum disorder (ASD) have lower diversity of gut bacteria and decreased amounts of three critical bacteria. This finding implies that a diverse gut microbiome is essential for maintaining a robust bacterial community, and may be linked to the development of ASD symptoms.
A new study analyzed DNA from over 2,100 children with autism and found evidence of a recessive, inherited genetic contribution in cases with significant intellectual disability. The research suggests that runs of homozygosity, or long strands of identical DNA, may harbor deleterious variants that increase disease susceptibility.
Researchers found that IVF treatments for severe male infertility are associated with a small increased risk of intellectual disability (18%) but not autism. ICSI procedures, particularly those involving surgically extracted sperm and fresh embryos, carry a higher risk of intellectual disability and autism.
A Swedish study of over 2.5 million children found a small, statistically significant increased risk of mental retardation after in vitro fertilization (IVF), but no association with autistic disorder. The study suggests that further research is needed to understand the long-term implications of IVF.
Valerie Hu's study reveals RORA regulates more than 2,500 genes, many involved in neuronal development and functions. The gene's expression is reduced in RORA-deficient brain tissues from individuals with autism.
A new study published in Adapted Physical Activity Quarterly found that children with autism who struggled with motor skills such as catching and throwing had more severe social and communication skills. Developing motor skills can be crucial for children, enabling them to participate in physical activities and socialize with peers.
Autism Speaks has committed nearly $199 million to research projects aiming to advance understanding of autism causes, prevention, treatment, and cure. The organization supports six translational postdoctoral fellowships focusing on brain studies, sleep patterns, and social cues in individuals with autism.
A new study from SDSU found that autism affects a broad range of sensory and motor systems, not just social abilities. The research suggests that the diagnostic criteria for autism may fail to consider the full spectrum of problems children with autism experience.
The collaboration aims to lower the average age of diagnosis from four to five years to six to 12 months in the African American community. Autism Speaks will provide materials and guidance to churches and parents on recognizing signs of autism and accessing services.
Researchers identified a molecular program controlling neuronal output connection growth via mitochondrial capture. The LKB1-NUAK1 signaling pathway spurs axon branching, pointing to its potential role in developmental brain disorders like autism and schizophrenia.
A study published in PLOS ONE found that children with autism have higher levels of gluten antibodies than those without autism. The researchers also discovered an association between the elevated antibodies and gastrointestinal symptoms in affected children. However, no connection was found to celiac disease.
A new study from Harvard School of Public Health found that women exposed to high levels of air pollution while pregnant were up to twice as likely to have a child with autism. The study examined data from over 116,000 nurses and found associations between air pollution and autism risk in children.
A Stanford University School of Medicine study found that brain regions tailored to respond to voices are poorly connected to reward-processing circuits in children with high-functioning autism. This weakness may impede their ability to experience speech as pleasurable, contributing to communication deficits.
A study at MassGeneral Hospital found significant disparities in the use of specialty services among African-American and Hispanic children with autism. Minority children were less likely to receive subspecialty care or procedures related to gastrointestinal issues, anxiety, or sleep disorders.
A Northwestern University study found that male offspring of rat mothers who were given alcohol during pregnancy exhibit social impairment and altered levels of autism-related genes. Low doses of thyroid hormone thyroxin reversed social impairments and expression of these genes, suggesting a potential treatment target for both disorders.
A new rodent study found that Fetal Alcohol Spectrum Disorders and Autism Spectrum Disorder share common molecular vulnerabilities. Low-dose thyroxin treatment appears to alleviate some effects of alcohol exposure on offspring. The study suggests a potential biochemical marker for identifying children at risk for ASD.
Researchers from the Seaver Autism Center at Mount Sinai identified common clinical symptoms of Phelan-McDermid Syndrome, including severe to profound intellectual disability, seizures, and low muscle tone. The study provides important guidance for developing a standardized assessment methodology for this disorder.
Research reveals nearly one-third of children with autism also experience clinically significant ADHD symptoms, leading to greater impairments in cognitive, social, and adaptive functioning. Children with co-occurring ASD and ADHD are more likely to display severe autism mannerisms and have significant cognitive delays.
Researchers found individuals with autism spectrum disorders have significantly decreased metabolism of amino acid L-tryptophan, leading to potential early blood screening tests. The study also identified genes involved in L-tryptophan metabolism, paving the way for therapeutic options.
Research on mice reveals that over-producing a normal autism-linked gene can cause cognitive problems, while under-producing it leads to arrested development. The findings suggest narrow windows of opportunity for effective gene therapies.
Researchers will develop computerized models of social tasks requiring physical coordination and social interaction to understand the link between cognition and action.
Researchers at UCLA found abnormal brain networks in Fragile X syndrome, a common cause of inherited autism and intellectual disability. The study suggests that neuronal excitability may be the basis for symptoms in children with FXS, including disrupted sleep, seizures, and learning disabilities.
A new study found that 2-year-old children with autism's brain responses to words predicted their linguistic, cognitive, and adaptive skills at ages 4 and 6. Children with less severe social impairments showed similar brain responses as typically developing children.
A UCI study found that a low-cost, at-home treatment involving sensory exercises with common household items significantly improved the behaviors and cognitive function of children with autism. After six months of therapy, 42% of children showed significant improvement in behaviors commonly affected by autism.
A new study suggests that environmental enrichment, which involves sensory stimulation and play, can significantly improve behaviors in autistic children. The therapy was found to be effective even for older children up to age 12, whereas traditional treatments are typically most effective at a young age.
Research from Durham University suggests that brain frontal lobes are not disproportionately enlarged relative to other areas in humans and other species. The study found that supposedly 'primitive' areas like the cerebellum played an equally important role in expanding the human brain.
A new study found that children with autism perceive motion twice as quickly as their peers, suggesting a fundamental cause for the developmental disorder. This heightened sensitivity to motion may contribute to painful sensory experiences and complex social and behavioral deficits.
BIDMC's Dennis P. Wall has developed a new method to diagnose autism in young children quickly and accurately, enabling rapid online assessments. This approach has shown promise in clinical environments, with the potential to improve early diagnosis and treatment outcomes.
The Autism BrainNet network will acquire, process, store, and distribute brain tissue resources to accelerate understanding of the biological basis of autism. The network aims to broaden the reach of existing brain donation programs, expanding access to research for scientists and families affected by autism.
Researchers from the University of Manchester have found that babies born with abnormal fetal growth are at a higher risk of developing Autism Spectrum Disorder. The study analyzed data from over 40,000 child health records in Sweden and found that larger or smaller babies were more susceptible to autism.
The Early Start Denver Model has been shown to improve social skills and brain responses in toddlers with ASD, while minimizing therapies required through the school years. The study found that ESDM-receiving children required significantly fewer hours of special education services and individual therapies.
Researchers at UCSB's Koegel Autism Center successfully treat autism in infants by replacing distressing games with preferred activities and teaching parents how to implement the protocol. The study found significant improvements in infant reactions to stimuli, with two out of three infants having normal reactions and one showing very ...
A new study found that up to 10% of children have specific learning disabilities, and these co-occur more often than expected. Children with attention-deficit/hyperactivity disorder are particularly affected, with 33-45% also suffering from dyslexia and 11% from dyscalculia.
Researchers identified key differences in gene expression between rock- and sand-dweller brains during development and used small molecules to manipulate developmental pathways. The study showed that competing molecular signals during brain development generate natural and adaptive differences in the telencephalon earlier than thought,...
Researchers at Yale University have discovered a key marker to identify newborns at risk for autism: abnormal placental folds and cell growths called trophoblast inclusions. This breakthrough allows for earlier diagnosis and treatment, potentially improving outcomes.
Scientists have identified key motor behaviors and interventions that can help non-verbal autistic children learn to speak. Motor mimicking behavior plays a crucial role in language development, and picture exchange training has shown promising results.
Researchers at the University of Guelph have created a first-ever vaccine against Clostridium bolteae, a gut bug common in autistic children. The vaccine may help control some autism symptoms such as constipation and diarrhea.
A study published in JAMA found that maternal use of valproate during pregnancy significantly increases the risk of autism spectrum disorder and childhood autism in offspring. The absolute risk is estimated at 4.42% for autism spectrum disorder and 2.50% for childhood autism.