Macrophages, also known as scavenger cells, are immune cells which are part of the innate immune system and differentiate from monocytes.  They circulate in the bloodstream and upon differentiation, invade the surrounding tissue and become resident macrophages.  Macrophage activation can result in rather pro-inflammatory responses, serving as host defense mechanisms or in wound healing responses and aiding in tissue repair and remodeling. However, depending on … Continue reading New study refutes textbook theory on macrophage metabolism.