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Colloidal gold labeling of sections and cell surfaces
H K Hawkins1, L S Rehm, J Y Zhu
1Department of Pathology, Baylor College of Medicine, Houston, Texas.
Ultrastructural Pathology
|January 1, 1992
Summary
Simplified colloidal gold labeling is practical for hospital diagnostics. These reproducible methods, including cell surface labeling, aid in electron microscopy and various diagnostic investigations.
Area of Science:
- Biotechnology
- Cell Biology
- Diagnostic Pathology
Background:
- Electron microscopy is crucial for diagnostics but often complex.
- Colloidal gold labeling offers high specificity but requires simplification for routine use.
Purpose of the Study:
- To present simplified and practical colloidal gold labeling techniques.
- To adapt these methods for routine diagnostic applications in hospital electron microscopy.
Main Methods:
- Production of colloidal gold reagents.
- Polar embedding for thin section gold labeling.
- Silver enhancement for semithin section analysis.
- Emphasis on straightforward cell surface labeling protocols.
Main Results:
- Demonstrated reproducibility of the presented colloidal gold methods.
- Established practicality for diagnostic electron microscopy laboratories.
- Highlighted the efficacy of cell surface labeling for diagnostic problems.
Conclusions:
- Simplified colloidal gold labeling techniques are feasible for hospital diagnostics.
- These methods enhance the utility of electron microscopy in clinical settings.
- Cell surface labeling protocols offer versatile diagnostic applications.