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Related Concept Videos

Autism Spectrum Disorder01:19

Autism Spectrum Disorder

Autism spectrum disorder (ASD) is a neurodevelopmental condition marked by persistent deficits in social communication and interaction alongside restrictive and repetitive behaviors or interests. ASD is sometimes accompanied by intellectual impairment.
These core symptoms manifest differently among individuals, ranging from mild to severe. The disorder's complexity extends beyond its clinical presentation, encompassing a diverse range of biological, cognitive, and sociocultural influences.
Human Genetics01:28

Human Genetics

Human genetics provides a profound framework for understanding the interplay between genetic predispositions and human psychology. At the heart of this discipline lies the study of how genes influence physical traits, behaviors, and susceptibility to diseases. Each person carries a unique genetic code that subtly or significantly shapes their psychological and behavioral landscape.
The complex relationship between genetics and psychology is observable through common biological components such...
Behavioral Genetics and Its Designs01:23

Behavioral Genetics and Its Designs

Behavior genetics explores how genetic inheritance influences human behavior. It focuses on how genes, passed from parents to offspring, contribute to the development of behavioral traits and tendencies. This branch of genetics seeks to understand the complex interplay between inherited genetic factors and environmental influences in shaping our behaviors.
The primary methodologies used in behavior genetics include family studies, twin studies, and adoption studies, each providing unique...
Language and Cognition01:27

Language and Cognition

Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
Biological Influences on Intelligence01:30

Biological Influences on Intelligence

Intelligence is often thought to be linked to brain size, but the relationship is more complex than that. While brain size does correlate modestly with some abilities, like verbal skills, the connection is weaker for others, such as spatial reasoning. Other factors, like brain structure, also play crucial roles. For instance, despite Einstein's smaller-than-average brain, his parietal cortex, which is involved in spatial reasoning, was 15% wider, suggesting that neural density might matter more...

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Related Experiment Video

Updated: May 23, 2026

Rapid Detection of Neurodevelopmental Phenotypes in Human Neural Precursor Cells (NPCs)
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Rapid Detection of Neurodevelopmental Phenotypes in Human Neural Precursor Cells (NPCs)

Published on: March 2, 2018

Above genetics: lessons from cerebral development in autism.

Emily L Williams1, Manuel F Casanova

  • 1Department of Anatomical Sciences and Neurobiology, University of Louisville, Louisville, KY 40202, USA.

Translational Neuroscience
|April 24, 2012
PubMed
Summary

Autism

Area of Science:

  • Neuroscience
  • Genetics
  • Developmental Biology

Background:

  • Autism is linked to a distinct minicolumnar phenotype.
  • Both genetic and epigenetic factors are crucial in autism development.
  • The molecular and learning environments significantly influence brain development.

Purpose of the Study:

  • To explore the roles of genetics and epigenetics in autism.
  • To highlight the importance of the molecular and environmental factors in brain development.
  • To connect genetic mutations and environmental exposures to autism phenotypes.

Main Methods:

  • Review of genetic studies (PTEN, TSC1/2, FMRP, MeCP2, Neurexin-Neuroligin).
  • Analysis of epigenetic factors (valproic acid, estrogen, immune system, ultrasound).

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Paradigms for Behavioral Assessment in Drosophila Model of Autism Spectrum Disorder

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Rapid Detection of Neurodevelopmental Phenotypes in Human Neural Precursor Cells (NPCs)
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Dynamic Clamp Methods to Investigate Impaired Neuronal Excitability Associated with Autism
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Dynamic Clamp Methods to Investigate Impaired Neuronal Excitability Associated with Autism

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Paradigms for Behavioral Assessment in Drosophila Model of Autism Spectrum Disorder

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  • Examination of molecular mechanisms involving β-catenin.

    • Main Results:

    • Specific genetic factors and epigenetic influences can lead to similar autism phenotypes.
    • Prenatal and postnatal environments play critical roles in neurodevelopment.
    • β-catenin is a key molecule in cellular growth and function.

    Conclusions:

    • Genetic and environmental factors interact to cause the diverse conditions classified as autism.
    • Understanding these interactions can illuminate the heterogenetic nature of autism.
    • Comparable phenotypes can arise from single-gene mutations or environmental teratogen exposure.