Immune aspects of wound repair.

During the past few years, it has become evident that the cellular immune system plays a major role in the regulation of various phases of wound healing. Although there is much to learn about the interaction of the immune system with the healing wound, the explosion of knowledge in the field of growth factors and of monokines and lymphokines has generated information that greatly increases our understanding of the wound healing phenomenon. This discussion of the cellular immune system is restricted to macrophages and T lymphocytes.