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An Internet atlas of mouse development
1Muritech Inc., Cambridge, MA 02139, USA.
Summary
This study presents a prototype 2D and 3D color atlas of mouse development, utilizing digitized serial sections and 3D reconstruction. This resource offers advanced tools for analyzing normal and abnormal mouse embryonic development.
Area of Science:
- Developmental Biology
- Bioinformatics
- Medical Imaging
Background:
- Accurate spatial and temporal analysis of embryonic development is crucial for understanding normal and abnormal growth.
- Existing tools for visualizing and analyzing developmental processes can be limited in resolution and dimensionality.
Purpose of the Study:
- To develop a prototype 2D and 3D color atlas of mouse development.
- To create an integrated multimedia resource for analyzing normal and abnormal embryonic development.
Main Methods:
- Standard histological methods were used to prepare serial sections of 13.5-day-old normal and PATCH mutant mouse embryos.
- Color images of 2D atlas sections and grayscale images for 3D reconstruction were digitized.
- An external registration marker system facilitated 3D reconstruction, spatial calibration, and artifact correction.
Main Results:
- A prototype 2D color atlas was created from 100 digitized sections of a normal mouse embryo.
- A 3D atlas was reconstructed from 300 digitized images of a mutant embryo using conformal warping.
- The fiducial system enabled accurate image registration and spatial calibration for 3D reconstruction.
Conclusions:
- The developed atlases, integrated with an anatomical knowledge base, will form an online resource accessible via the World Wide Web.
- This resource will provide researchers with advanced tools for analyzing mouse development, aiding in the study of developmental biology and abnormalities.