IMMUNE SYSTEM PICTURES
A simple picture showing one of the cell) locating and destroying E.coli bacteria.
The small cell on the left is a killer cell (a cell of your immune system) finding and attacking a large cancer cell (right).
Another picture of a killer cell (yellow) beside a large tumor cell (red).
The small killer cell has punctured and destroyed the large tumor cell.
The tumor cell's structural matrix is all that remains of the encounter with the killer cell.