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Related Concept Videos

Determination01:51

Determination

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During embryogenesis, cells become progressively committed to different fates through a two-step process: specification followed by determination. Specification is demonstrated by removing a segment of an early embryo, “neutrally” culturing the tissue in vitro—for example, in a petri dish with simple medium—and then observing the derivatives. If the cultured region gives rise to cell types that it would normally generate in the embryo, this means that it is specified. In...
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Related Experiment Video

Updated: Jan 6, 2026

Multi-Photon Time Lapse Imaging to Visualize Development in Real-time: Visualization of Migrating Neural Crest Cells in Zebrafish Embryos
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Neural crest development: insights from the zebrafish.

Manuel Rocha1, Noor Singh2, Kamil Ahsan1

  • 1Committee on Development, Regeneration and Stem Cell Biology, The University of Chicago, Chicago, Illinois.

Developmental Dynamics : an Official Publication of the American Association of Anatomists
|October 9, 2019
PubMed
Summary
This summary is machine-generated.

Zebrafish offer unique advantages for studying neural crest cells (NCCs), including genetic tools and transparent embryos for real-time imaging. This primer details zebrafish NCC development, highlighting differences from other species.

Keywords:
cell migrationepithelial-to-mesenchymal transitionneural crestzebrafish

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Area of Science:

  • Developmental Biology
  • Comparative Embryology
  • Vertebrate Evolution

Background:

  • Neural crest cells (NCCs) are crucial for vertebrate development.
  • Historically, amphibian and avian models dominated NCC research.
  • Zebrafish are emerging as a powerful model organism for NCC studies.

Purpose of the Study:

  • To provide a primer on neural crest development in zebrafish.
  • To highlight the advantages of the zebrafish model for NCC research.
  • To compare zebrafish NCC development with non-teleost species.

Main Methods:

  • Review of existing literature on zebrafish NCCs.
  • Focus on early NCC events: specification, delamination, and migration.
  • Comparative analysis with NCC development in other vertebrate models.

Main Results:

  • Zebrafish possess advanced genetic and transgenic tools for NCC research.
  • Transparent zebrafish embryos facilitate high-resolution, real-time imaging of NCC dynamics.
  • Key differences exist in NCC anatomy, morphogenesis, and genetics compared to non-teleost species.

Conclusions:

  • Zebrafish provide a valuable model for understanding fundamental NCC processes.
  • Understanding species-specific differences is critical for extrapolating findings.
  • Further research is needed to fill knowledge gaps in zebrafish NCC development.