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Related Experiment Video

Updated: Sep 9, 2025

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Custom 3D-Printed Molds for Zebrafish Imaging and Cardiac Development.

James Christian Miller1, Prashanna Koirala1, Maria Fernanda Argote de la Torre1

  • 1Department of Biology, University of Mississippi.

Journal of Visualized Experiments : Jove
|September 1, 2025
PubMed
Summary
This summary is machine-generated.

Researchers can now easily create custom 3D-printed molds for reproducible embryo mounting. This method uses inexpensive stereolithographic (SLA) 3D printing to produce agarose wells for consistent embryo orientation during imaging.

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Area of Science:

  • Developmental Biology
  • Biotechnology
  • Microscopy

Background:

  • Embryo mounting for microscopy presents reproducibility challenges.
  • Consistent orientation is crucial for imaging specific tissues.
  • Existing methods include viscous media embedding or specialized dishes.

Purpose of the Study:

  • To present a cost-effective method for creating reusable embryo mounting molds.
  • To enable reproducible orientation of multiple embryos for imaging.
  • To offer a customizable framework for diverse research needs.

Main Methods:

  • Utilizing stereolithographic (SLA) 3D printing to manufacture custom molds.
  • Creating agarose wells within these molds for embryo embedding.
  • Designing a customizable framework adaptable to various tissues and organisms.

Main Results:

  • Successfully manufactured reusable molds for embryo mounting.
  • Demonstrated reliable orientation of multiple embryos in agarose wells.
  • Developed molds specifically for zebrafish cardiac development imaging on upright and inverted microscopes.

Conclusions:

  • 3D-printed molds offer a reliable and accessible solution for embryo mounting.
  • This method enhances reproducibility in imaging projects.
  • The customizable design supports a wide range of research applications in developmental biology and beyond.