Related Experiment Videos
Increase of dentin phosphophoryn with dentin formation
1Department of Biochemistry, School of Dentistry, Hokkaido University, Sapporo, Japan.
Connective Tissue Research
|January 1, 1988
Summary
Dentin phosphophoryn increases during tooth development in cows and rabbits. This protein is linked to the later stages of dentin formation.
Area of Science:
- Biochemistry
- Developmental Biology
- Dental Science
Background:
- Dentin phosphophoryn is a key non-collagenous protein in dentin.
- Understanding its role is crucial for comprehending dentinogenesis.
Purpose of the Study:
- To quantify dentin phosphophoryn levels during tooth development.
- To investigate the association of phosphophoryn with dentin formation stages.
Main Methods:
- Extraction of phosphophoryn from bovine and rabbit dentin using hydrochloric acid.
- Quantification via DEAE-cellulose chromatography and phosphoserine content analysis.
- Analysis of matrix-associated phosphophoryn in decalcified dentin residue.
Main Results:
- Bovine phosphophoryn levels progressively increased with dentin formation.
- Matrix-associated phosphophoryn also showed an increase during dentin development in both species.
- These findings suggest a correlation between phosphophoryn and later stages of dentinogenesis.
Conclusions:
- Dentin phosphophoryn accumulation is associated with ongoing dentin formation.
- The protein likely plays a significant role in the later phases of dentin development.