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Flapping Soft Fin Deformation Modeling using Planar Laser-Induced Fluorescence Imaging
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Making limbs from fins.

Igor Schneider1, Neil H Shubin

  • 1Instituto de Ciencias Biologicas, Universidade Federal do Para, 66075 Belem, Brazil. ischneider@ufpa.br

Developmental Cell
|December 15, 2012
PubMed
Summary
This summary is machine-generated.

Researchers explored the evolution of vertebrate limbs from fish fins. Boosting Hoxd13 gene expression in zebrafish offers insights into limb development, potentially enabling limb construction on fish.

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Area of Science:

  • Evolutionary developmental biology
  • Comparative genomics
  • Vertebrate paleontology

Background:

  • Vertebrate limbs evolved from ancestral fish fins during the transition from aquatic to terrestrial environments.
  • Understanding the genetic mechanisms of this evolutionary transition is key to reconstructing the process.

Discussion:

  • Freitas et al. (2012) investigated the role of Hoxd13 gene expression in zebrafish fin-to-limb development.
  • The study demonstrates that manipulating Hoxd13 can influence developmental pathways relevant to limb formation.

Key Insights:

  • Upregulating Hoxd13 expression in zebrafish can promote developmental changes associated with limb evolution.
  • This finding provides a genetic basis for understanding fin-to-limb transitions.

Outlook:

  • Further research could explore the broader genetic toolkit for limb development.
  • This work opens possibilities for synthetic biology approaches to limb construction in fish models.