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Language and Cognition01:27

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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.
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The Immune Syntax Revisited: Opening New Windows on Language Evolution.

Antonio Benítez-Burraco1, Juan Uriagereka2

  • 1Department of Spanish Philology and its Didactics, University of Huelva Huelva, Spain.

Frontiers in Molecular Neuroscience
|January 22, 2016
PubMed
Summary
This summary is machine-generated.

Human evolution involved more than just gene mutations. Horizontal gene transfer and brain-immune system dialogue likely shaped cognitive evolution and language abilities.

Keywords:
HGTbrainexternalizationglobularityimmune systemlanguage evolutionmicrobiomeskull

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Area of Science:

  • Evolutionary biology
  • Neuroscience
  • Genetics

Background:

  • Classical evolution explains novelties via inherited gene mutations.
  • Human language represents a significant evolutionary novelty.
  • Understanding the origins of human cognition requires exploring beyond simple inheritance.

Purpose of the Study:

  • To propose additional mechanisms contributing to human cognitive and linguistic evolution.
  • To integrate genomic, epigenomic, and novel evolutionary factors.
  • To explain the rewiring of brain connectivity for species-specific language.

Main Methods:

  • Review of recent research integrating genetics, epigenetics, and evolutionary theory.
  • Hypothesizing the role of horizontal gene transfer (HGT).
  • Investigating the impact of brain-immune system crosstalk and microbiota interactions.

Main Results:

  • Suggests HGT via viral and non-viral vectors as a factor in evolution.
  • Highlights the brain/immune system crosstalk as crucial for cognitive evolution.
  • Proposes a dialogue between microbiota, immune system, and brain influenced language emergence.

Conclusions:

  • Human cognitive evolution, particularly language, likely involved gene mutations alongside HGT and neuro-immune interactions.
  • These mechanisms offer new dimensions to understanding evolutionary novelties.
  • Species-specific linguistic abilities may stem from complex brain rewiring influenced by these factors.