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Related Experiment Video

Updated: May 17, 2026

Modeling Ascending Vaginal Infection, Preterm Birth, and Neonatal Morbidity in Mice
04:18

Modeling Ascending Vaginal Infection, Preterm Birth, and Neonatal Morbidity in Mice

Published on: October 10, 2025

Fetal soft tissue examinations by microdissection.

Mariline Leroy1, Audrey Jocteur-Monrozier

  • 1Ricerca Biosciences, Saint-Germain sur l'Arbresle, France. Mariline.leroy@ricerca.com

Methods in Molecular Biology (Clifton, N.J.)
|November 10, 2012
PubMed
Summary
This summary is machine-generated.

Microdissection effectively detects soft tissue abnormalities in fetal specimens during reproductive toxicity assessments. This method ensures thorough and rapid examination of both rodent and non-rodent species.

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Area of Science:

  • Developmental toxicology
  • Comparative anatomy
  • Histopathology

Background:

  • Regulatory reproductive toxicity assessments require detailed examination of fetal development.
  • Detecting structural abnormalities in fetal soft tissues is crucial for safety evaluations.
  • Standard examination methods may not always provide sufficient detail for all soft tissues.

Purpose of the Study:

  • To describe microdissection methods for examining fetal abdominal and thoracic soft tissues.
  • To highlight the utility of microdissection in detecting structural abnormalities.
  • To provide a method applicable to both fresh (non-rodent) and fixed (rodent) specimens.

Main Methods:

  • Microdissection of fetal abdominal and thoracic soft tissues.
  • Application to fresh (non-rodent) and fixed (rodent) specimens.
  • Examination within the context of regulatory reproductive toxicity assessments (ICH guidelines).

Main Results:

  • Microdissection allows for a thorough examination of fetal soft tissues.
  • The technique is relatively rapid, even with hundreds of specimens.
  • Structural abnormalities can be effectively detected using this method.

Conclusions:

  • Microdissection is a valuable technique for identifying fetal soft tissue abnormalities.
  • This method supports regulatory reproductive toxicity assessments by providing detailed morphological data.
  • The described techniques are adaptable for various specimen types and regulatory requirements.