Phagocytosis is the process by which a macrophage type white blood cell engulfs a bacterium in a membrane-bound shell called a phagosome. The phagosome fuses with a lysosome which carries digestive enzymes that destroy the bacterium.
Credit: Flavio Robles, Berkeley Lab Public Affairs-CSO
Source: New Insight into Tuberculosis, Science Today (ucop.edu)

Phagocytosis is the process by which a macrophage type white blood cell engulfs a bacterium in a membrane-bound shell called a phagosome. The phagosome fuses with a lysosome which carries digestive enzymes that destroy the bacterium.

Credit: Flavio Robles, Berkeley Lab Public Affairs-CSO

Source: New Insight into Tuberculosis, Science Today (ucop.edu)