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Mouse Embryonic Development in a Serum-free Whole Embryo Culture System
Published on: March 1, 2014
The preimplantation embryo: handle with care
Adam J Watkins1, Tom Papenbrock, Tom P Fleming
1School of Biological Sciences, University of Southampton, Bassett Crescent East, Southampton, United Kingdom.
Seminars in Reproductive Medicine
|February 28, 2008
Summary
Environmental factors during early embryonic development can significantly impact offspring health. Understanding preimplantation embryo plasticity is crucial for optimizing developmental outcomes and preventing adult disease risks.
Area of Science:
- Developmental Biology
- Reproductive Medicine
- Epigenetics
Background:
- Advances in gametogenesis and embryogenesis have applications in reproductive medicine and stem cell biology.
- Emerging research focuses on the homeostatic regulation of embryonic cells and its influence on offspring phenotype.
- The preimplantation stage is a critical window where in vitro and in vivo manipulations can have lasting consequences.
Purpose of the Study:
- To review how environmental conditions affect the preimplantation embryo.
- To explore the mechanisms (epigenetic, cellular, metabolic) mediating these effects.
- To discuss the implications for fetal and postnatal development, and adult health.
Main Methods:
- Review of current literature on preimplantation development.
- Analysis of environmental influences on embryonic plasticity.
- Examination of epigenetic, cellular, and metabolic regulatory pathways.
Main Results:
- Environmental changes during the preimplantation stage can alter cell division, gene expression, morphology, and developmental potential.
- These alterations can lead to susceptibility in fetal and postnatal phenotype.
- Preimplantation embryo plasticity poses risks for adult health and physiology.
Conclusions:
- The preimplantation embryo is highly sensitive to environmental factors.
- Epigenetic, cellular, and metabolic mechanisms mediate the impact of environment on development.
- Understanding these mechanisms is vital for reproductive medicine and long-term health outcomes.
