- Circulates in the blood and lymph.
- Engulfs viruses, bacteria, infected cells that display the antigen on the surface.
- Inserts engulfed viral antigen (protein) on their own surface membrane.
- Signals to other immune cells (T-cells and B-cells).
- Stimulates helper T cells to bind to the viral antigen on the macrophage surface causing the macrophage to release a protein called interleukin-1.
- Interleukin-1 stimulates helper T cells to divide.
- Engulfs viruses, bacteria, or infected cells coated in the antibody.
- an infected host cell displaying viral antigen on its surface
- helper T cells
- viruses, bacteria, or infected cells with antibodies bound to antigens
Parent Accordion Section:
Agents of the Immune System