Macrophages are specialized neutrophils that increase their size after migrating out of the bloodstream.

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Macrophages are not specialized neutrophils, they are a different type of immune cell that is involved in phagocytosis and activation of other immune cells. While both macrophages and neutrophils are capable of migrating out of the bloodstream, macrophages do not increase in size after doing so.

Macrophages Are Specialized Neutrophils That Increase Their Size After Migrating