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Updated: Jun 29, 2026

Dissection of 6.5 dpc Mouse Embryos
09:57

Dissection of 6.5 dpc Mouse Embryos

Published on: February 25, 2007

Dissection of 6.5 dpc mouse embryos.

Kelly Shea1, Niels Geijsen

  • 1Massachusetts General Hospital, Harvard Stem Cell Institute, Harvard Medical School, Boston, MA, USA.

Journal of Visualized Experiments : Jove
|October 3, 2008
PubMed
Summary

This study details a reliable method for isolating post-implantation mouse embryos (6.5 dpc). This technique aids in understanding early mammalian embryonic development and gene expression patterns.

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Area of Science:

  • Developmental Biology
  • Genetics
  • Reproductive Biology

Background:

  • Gene expression analysis in early mammalian embryos is crucial for understanding development.
  • Dissecting post-implantation mouse embryos (6.5 dpc) from the decidua is technically challenging.
  • A lack of detailed protocols hinders reproducible research in this area.

Purpose of the Study:

  • To provide a detailed, step-by-step protocol for isolating 6.5 dpc mouse embryos.
  • To facilitate further research into gene function and signaling during early embryonic patterning.
  • To overcome the technical challenges associated with embryo dissection.

Main Methods:

  • Uterine dissection from pregnant mice (day 0.5 post coitum).
  • Microdissection of the embryo from the maternal decidua.
  • Detailed description of Reichert's membrane dissection and ectoplacental cone removal.

Main Results:

  • A reproducible protocol for isolating 6.5 dpc mouse embryos is presented.
  • The method includes critical steps for handling delicate embryonic structures.
  • Successful isolation allows for subsequent gene expression analysis.

Conclusions:

  • This protocol simplifies the challenging procedure of isolating early post-implantation mouse embryos.
  • It provides a foundation for studying gene expression and developmental mechanisms.
  • The technique is essential for advancing research in mammalian embryogenesis.

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