Tissue cells
Lymph node cortex
Lymph node follicle
Select immune defenses
Select an antigen
Previous exposures
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Select an antigen to start an exposure simulation. Before or during the simulation, change which immune defenses are active to examine how each impacts the immune response. When an antigen is cleared, repeat the exposure or select a new antigen. Reset to clear all memory of previous exposures.

Reset Lab?


Are you sure you want to reset the lab? This will clear all immune system memory of previous exposures.

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