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Calcium signalling during zebrafish embryonic development.

S E Webb1, A L Miller

  • 1Department of Biology, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong, PRC.

Bioessays : News and Reviews in Molecular, Cellular and Developmental Biology
|February 2, 2000
PubMed
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Calcium signals are crucial for zebrafish development, driving pattern formation from egg activation through major developmental stages. These signals, including intracellular and intercellular waves, establish the vertebrate body plan.

Area of Science:

  • Developmental Biology
  • Cell Signaling

Background:

  • Calcium signals are observed throughout the initial 24 hours of zebrafish development.
  • These signals are present during key embryonic stages: zygote, cleavage, blastula, gastrula, and segmentation.

Purpose of the Study:

  • To examine the role of calcium signals in pattern formation during early zebrafish development.
  • To discuss the integration of intracellular and intercellular calcium waves into signaling networks.

Main Methods:

  • Observational analysis of calcium signal occurrence during zebrafish embryogenesis.
  • Review of existing literature on calcium signaling and pattern formation.

Main Results:

  • Calcium signals are associated with critical developmental processes like cell proliferation, differentiation, and axis determination.

Related Experiment Videos

  • Signal transmission occurs via intracellular waves (large cells) and intercellular waves (smaller cells).

    • Conclusions:

    • Calcium signals are fundamental to establishing the basic vertebrate body plan.
    • Understanding calcium signaling networks is key to comprehending developmental significance in pattern formation.