Osteoclast activating factor is now interleukin-1 beta: historical perspective and biological implications

Area of Science:

• Immunology
• Cell Biology
• Dentistry

Background:

• Interleukin-1 (IL-1) is a family of polypeptides with diverse immunological and non-immunological functions.
• Osteoclast activating factor (OAF) has been identified as homologous to IL-1B.
• IL-1 plays a crucial role in inflammatory, immunological, and bone resorption processes.

Purpose of the Study:

• To review the biological properties, cell sources, and actions of Interleukin-1 (IL-1).
• To highlight the significance of IL-1 in various host systems and pathological conditions.
• To emphasize the relevance of IL-1 to dental research and practice.

Main Methods:

• Literature review of recent studies on Interleukin-1.
• Analysis of biological properties and cell sources of IL-1.
• Discussion of IL-1's actions and effects on host systems.

Main Results:

• IL-1 exhibits widespread immunological and non-immunological activities.
• Elevated IL-1 levels can serve as an indicator of pathological processes.
• The IL-1 family is a key mediator in inflammatory, immunological, and bone resorptive responses.

Conclusions:

• Interleukin-1 (IL-1) has significant implications across multiple biological systems.
• The role of IL-1 in bone resorption makes it particularly relevant to dentistry.
• Understanding IL-1's functions is crucial for identifying and managing pathological conditions.