[Affinity-histochemical labeling methods using colloidal gold. Overview of developments in the past 15 years]

Area of Science:

• Biotechnology
• Microscopy
• Histochemistry

Background:

• Affinity-histochemical labelling methods are crucial for visualizing biological molecules.
• Colloidal gold has emerged as a versatile labelling agent in microscopy.

Purpose of the Study:

• To survey the development of affinity-histochemical labelling methods using colloidal gold.
• To discuss historical aspects, trends, and methodological variations.
• To provide a comprehensive overview of technical variations and applications.

Main Methods:

• Review of historical development of colloidal gold labelling.
• Illustration of principle methodologic variations.
• Compilation of previously published data on technical variations and applications.

Main Results:

• The development of affinity-histochemical labelling using colloidal gold has advanced significantly.
• Various technical and methodological variations have been developed for diverse applications.
• The colloidal gold method offers a concise overview of its applications in microscopy.

Conclusions:

• Colloidal gold labelling represents a key advancement in histochemical techniques.
• Understanding the historical development and methodological variations is essential for optimizing its use.
• The method's versatility makes it valuable for both electron and light microscopy.