title: The biology of macrophages.
mesh_terms: D001853:Bone Marrow / Q000502:physiology; D002450:Cell Communication; D002454:Cell Differentiation; D004705:Endocytosis; D006801:Humans; D008262:Macrophage Activation; D008264:Macrophages / Q000166:cytology / Q000276:immunology / Q000502:physiology*; D010586:Phagocytes / Q000502:physiology