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Tetracyclines, doxycycline and calcified tissues.
Scandinavian Journal of Infectious Diseases. Supplementum
|January 1, 1976
Summary
Radioactive isotopes and fluorescence microscopy reveal new insights into bone remodeling. Tetracyclines, used in bone studies, are deposited in dentine, impacting our understanding of bone histology.
Area of Science:
- Biomedical Sciences
- Histology
- Pharmacology
Background:
- Radioactive isotope techniques have advanced bone histology understanding.
- Tetracyclines are known to mirror calcium metabolism patterns.
- Fluorescence microscopy aids in bone remodeling data collection.
Purpose of the Study:
- To re-assess bone histology using radioactive isotope techniques.
- To evaluate the utility of tetracyclines and alizarin red S in bone studies.
- To demonstrate tetracycline deposition in dentine.
Main Methods:
- Utilizing radioactive isotope techniques for bone histology.
- Employing fluorescence microscopy with double labeling (tetracyclines and alizarin red S).
- Administering oxytetracycline and doxycycline to growing dogs.
Main Results:
- Tetracyclines were observed to follow calcium metabolism patterns.
- Double labeling with tetracyclines and alizarin red S provided qualitative and quantitative data.
- Oxytetracycline and doxycycline were deposited in the dentine of growing dogs.
Conclusions:
- Radioactive isotope techniques offer a robust method for bone histology.
- Tetracyclines serve as reliable markers for bone deposition studies.
- Findings highlight the importance of considering drug deposition in dentine for therapeutic and research contexts.