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Related Experiment Videos

Two ways for interpreting Driesch's law: "Positional information" and morphogenetic fields.

Lev V Beloussov1, Richard Gordon2

  • 1Laboratory of Developmental Biophysics, Faculty of Biology, Lomonosov Moscow State University, Moscow 119991, Russia.

Bio Systems
|September 18, 2018
PubMed
Summary
This summary is machine-generated.

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Is there a relationship between embryonic bioelectric currents and differentiation waves?

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Lev Beloussov

Area of Science:

  • Developmental biology
  • Theoretical biology

Background:

  • Lev Beloussov's 2005 textbook "The Foundations of General Embryology" explored embryogenesis models.
  • A 2003 manuscript distinguished positional information models from morphogenetic field models.

Purpose of the Study:

  • To present Beloussov's critical analysis comparing positional information and morphogenetic field models.
  • To evaluate the scientific validity of the positional information concept in embryology.

Main Methods:

  • Analysis of theoretical models of embryogenesis.
  • Critical review of the positional information concept.

Main Results:

  • The positional information concept lacks predictive power.
  • The positional information concept does not meet the criteria of a scientific theory.
Keywords:
Driesch’s lawEmbryogenesisMorphogenetic fieldPositional information

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Conclusions:

  • Morphogenetic field models offer a more robust framework for understanding embryogenesis.
  • The positional information concept is scientifically inadequate.