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Cell Communications among Microorganisms, Plants, and Animals: Origin, Evolution, and Interplays.

Yves Combarnous1, Thi Mong Diep Nguyen2

  • 1Physiologie de la Reproduction & des Comportements Laboratory, Centre National de la Recherche Scientifique (CNRS), Institut National de la Recherche Agronomique & Environnementale (INRAe), University of Tours, 37380 Nouzilly, France.

International Journal of Molecular Sciences
|October 31, 2020
PubMed
Summary

Cellular communication is vital in single-celled and multicellular organisms, enabling interactions within and between species. Conserved molecular mechanisms facilitate these ancient, evolutionarily advantageous inter-species dialogues.

Keywords:
bacteriaevolutionfungihormonemetazoamicrobiotaorigin of lifeplantsquorum sensingreceptor

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Area of Science:

  • Cell Biology
  • Evolutionary Biology
  • Biochemistry

Background:

  • Cellular communication is fundamental for multicellular life.
  • Interactions also occur between unicellular organisms and across species.
  • These communications are crucial for survival and evolution.

Purpose of the Study:

  • To explore the diverse roles and mechanisms of cellular communication.
  • To investigate inter-species cellular interactions and their evolutionary significance.
  • To understand the conserved pathways underlying cell-to-cell signaling.

Main Methods:

  • Comparative analysis of molecular mechanisms across species.
  • Review of evolutionary evidence for conserved signaling pathways.
  • Examination of ligand-receptor interactions in diverse organisms.

Main Results:

  • Cellular communication occurs within, between, and across species (unicellular and multicellular).
  • Highly conserved molecular mechanisms enable inter-species communication, even between evolutionarily distant species.
  • These interactions were likely positively selected for, especially in hostile environments.

Conclusions:

  • Cell communication is an ancient process, possibly inherent in the earliest life forms.
  • Conserved signaling pathways underscore the evolutionary importance of inter-species cellular dialogues.
  • Understanding these mechanisms provides insights into the origin and evolution of life.