"This is similar to when enemy soldiers overrun a tourist hotel."
"T-cell receptors recognizing antigens by pieces of them displayed on the surface of the antigen-presenting cell is like a soldier sticking a gun out of the tourist hotel."
Immune response as soldier taking over
hotel. The link has the full story.
Feel free to be the first
Please review the linked page for context.
If you can think of something better than this,
please add it to the database