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Updated: Jun 11, 2026
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Published on: April 1, 2022
Development dependent collagen gene expression in the rat cranial base growth plate
Piero Römer1, Jens Weingärtner, J Camilo Roldán
1Department of Orthodontics, University Medical Center Regensburg, Germany. piero.roemer@gmx.de
Summary
Collagen gene expression in the rat spheno-occipital synchondrosis peaks at postnatal day 10. This highlights key developmental stages for cranial base growth and ossification.
Area of Science:
- Craniofacial Development and Genetics
- Developmental Biology
- Molecular Biology
Background:
- The spheno-occipital synchondrosis is a critical growth plate in the cranial base.
- It plays a vital role in overall craniofacial development.
Purpose of the Study:
- To investigate collagen gene expression changes in the spheno-occipital synchondrosis.
- To identify key developmental stages for extracellular matrix production and cranial base ossification in rats.
Main Methods:
- Analysis of gene transcript abundance for specific collagen types.
- Focus on the spheno-occipital synchondrosis in a rat model.
Main Results:
- Type II and X collagen gene transcripts were most abundant at postnatal day 10.
- This indicates a peak in extracellular matrix production during this period.
Conclusions:
- Postnatal day 10 is a crucial developmental stage for the spheno-occipital synchondrosis.
- Both intrinsic genetic and local environmental factors likely influence this collagen expression pattern.
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