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Unidirectional circulation in a prebiotic photochemical cycle.

G Careri1, J Wyman

  • 1Dipartimento di Fisica, Facoltà di Scienze, Università di Roma I, 00185, Rome, Italy.

Proceedings of the National Academy of Sciences of the United States of America
|June 1, 1985
PubMed
Summary

A novel photochemical cycle, potentially aided by solitons, may have been crucial for early life's evolution. This theory is supported by model calculations based on Davydov-type soliton overtones found in acetanilide.

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Area of Science:

  • Biophysics
  • Prebiotic Chemistry
  • Quantum Biology

Background:

  • Prebiotic evolution requires mechanisms for complex molecule formation and energy transfer.
  • Unidirectional processes are essential for driving chemical evolution away from equilibrium.

Purpose of the Study:

  • To propose a novel mechanism for prebiotic chemical evolution.
  • To investigate the potential role of solitons in unidirectional photochemical cycles.

Main Methods:

  • Model calculations were performed.
  • The calculations were based on experimental detection of Davydov-type soliton overtones in acetanilide.

Main Results:

  • The study suggests a plausible model for a soliton-assisted unidirectional photochemical cycle.

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  • This cycle could facilitate the accumulation of complex organic molecules necessary for life.

    • Conclusions:

    • Soliton-assisted photochemical cycles represent a potential pathway in prebiotic evolution.
    • Further research is warranted to explore the implications of quantum phenomena in the origin of life.