New Research Pinpoints Hidden Brain Trigger That Causes Autism, Changing How We Understand The Condition
Scientists have found that autism may consist of at least two biologically distinct subtypes with different patterns of brain communication. One subtype shows hyperconnectivity while the other shows hypoconnectivity. Recent studies have not provided new information on autism's hidden brain trigger. Researchers continue to study the condition.
What changed
No new information on autism's hidden brain trigger has been reported.
Live updates
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New Research on Autism's Hidden Brain Trigger
Scientists have found that autism may consist of at least two biologically distinct subtypes with different patterns of brain communication. One subtype shows hyperconnectivity while the other shows hypoconnectivity. Recent studies have not provided new information on autism's hidden brain trigger. Researchers continue to study the condition.
What's confirmed:
- Autism may consist of at least two biologically distinct subtypes.
- One subtype shows hyperconnectivity while the other shows hypoconnectivity.
confidence 100%Sources used for this update (2)
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Researchers Identify Biologically Distinct Autism Subtypes
Scientists have found that autism may consist of at least two biologically distinct subtypes. These are defined by different patterns of brain communication. One subtype shows hyperconnectivity while the other shows hypoconnectivity.
What's confirmed:
- Autism may include at least two biologically distinct subtypes marked by different patterns of brain communication.
- A hyperconnectivity subtype exists where brain regions communicate more than usual.
- A hypoconnectivity subtype exists where brain communication is reduced.
confidence 100%Sources used for this update (6)
- Brain scans reveal two distinct types of autism | ScienceDaily
- Autism News -- ScienceDaily
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Study Identifies Two Distinct Biological Connectivity Subtypes in Autism
Researchers have identified two reproducible brain connectivity subtypes in autism. One subtype shows hypoconnectivity linked to synaptic dysfunction, while the other shows hyperconnectivity associated with transcriptional and immune-related pathways. These subtypes suggest autism may be a group of biologically distinct conditions.
What's confirmed:
- A study in Nature Neuroscience identified two reproducible autism connectivity subtypes using functional MRI scans of 940 individuals with autism and 1,036 neurotypical controls.
- The hypoconnectivity subtype is linked primarily to synaptic dysfunction.
- The hyperconnectivity subtype is associated with transcriptional and immune-related pathways.
- These two subtypes account for approximately 25% of autism cases in the human dataset.
- Heritability estimates for autism range from 60-90%.
- De novo mutations contribute to approximately 30-40% of autism cases.
Still unconfirmed:
- Autism may consist of multiple biologically distinct conditions rather than a single disorder.
confidence 90%Sources used for this update (5)
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Genetic Research Identifies Shared Early Brain Pathways in Autism
Researchers found that various genetic causes of autism affect the same cell types. These mutations lead to temporary maturation delays during early brain development. New biotech tools are helping scientists observe these processes in the developing brain.
What's confirmed:
- Diverse genetic causes of autism converge on shared cell types and temporary maturation delays during early brain development.
- Genes, brain chemicals, and cell communication methods play roles in autism, schizophrenia, and Alzheimer's disease.
Still unconfirmed:
- New biotech is revealing the causes of autism by allowing scientists to observe the developing brain.
- Scientists are attempting to better understand mental health and brain disorders including schizophrenia and Alzheimer's disease.
confidence 90%Sources used for this update (4)
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Scientists Identify Two Distinct Types of Autism in the Brain
Researchers have found two different types of autism within the brain. This discovery aims to explain why the condition manifests with various symptoms and abilities. Johns Hopkins University has released new findings regarding autism risk.
What's confirmed:
- Scientists discovered two different types of autism hidden inside the brain.
Still unconfirmed:
- Johns Hopkins University released science regarding the causes of autism risk.
confidence 80%Sources used for this update (2)
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Research identifies two distinct types of autism within the brain
Scientists have discovered two different types of autism hidden inside the brain. This follows long-term efforts to understand why the condition presents with such diverse symptoms and abilities. Current data shows ASD prevalence in the United States is approximately 1 in 54 children.
What's confirmed:
- Autism spectrum disorder affects how individuals interact and communicate with the world.
- Approximately 1 in 54 children in the United States are diagnosed with ASD.
Still unconfirmed:
- Two different types of autism exist hidden inside the brain.
- Autism spectrum disorders are multifactorial and occur in people genetically predisposed to them.
- Hundreds of genes have been linked to autism, though precise molecular and cellular mechanisms remain largely unclear.
confidence 70%Sources used for this update (7)
- Scientists Discover Two Different Types of Autism Hidden Inside the Brain
- Neuroscience News - The Transmitter
- Brain Development in Autism - Current Research Insights
- Autism spectrum disorders - Latest research and news | Nature
- Autism Research Institute
- What are the biological mechanisms and causes of autism?
- Autism study reveals shared brain cell changes during early development
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Research Suggests Multiple Brain Triggers and Subtypes for Autism
Recent studies indicate autism may be several different conditions rather than a single disorder. Researchers have identified potential triggers involving molecular chain reactions and cerebellar structures. Some evidence suggests two distinct subtypes based on brain activity.
What's confirmed:
- Autism may consist of several different conditions instead of one single disorder.
- There may be two distinct subtypes of autism that differ by brain activity.
- Cerebellar extracellular structures regulate social behavior and are linked to neural mechanisms in autism.
Still unconfirmed:
- The autism diagnosis has dramatically increased.
confidence 80%Sources used for this update (18)
- Scientists Identify 2 Distinct Subtypes of Autism in The Brain
- Research reveals evidence that autism may represent several different conditions instead of a single disorder, transforming medical strategies, accelerating advances in neuroscience, and increasing the precision of interventions for millions of people.
- New Research Pinpoints Hidden Brain Trigger That Causes Autism, Changing How We Understand The Condition
- Autism may have two distinct subtypes that vary by brain activity
- Cerebellar extracellular structures regulate social behavior: new insights into neural mechanisms linked to autism
- A new study points to a hidden trigger behind autism, and it has nothing to do with the part of the brain scientists always blamed
- Cerebellar Matrix Failures Lock Down the Brain’s Social Networks
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