Assertion: immune system | /r/CapableOf | sense allergen
Facets:
value: with allergies
type: OTHER
Source sentences:
text: With allergies, your body's immune system senses these allergens, perceives them as foreign, and begins to prepare to fight them off as a foreign intruder.
text: With re-exposure to the allergen, your immune system senses the allergen as foreign, which leads to the following: