# Eosinophils
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**Eosinophils** are a type of [[white blood cells|granulocyte]] that primarily has [[antimicrobial substances]], especially those that are good against parasitic worms. They also have substances that can *reduce* [[inflammation]].
![[eosinophil.png]]
Eosinophils also have a big role to play in [[type I hypersensitivity|type I hypersensitivities]]
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