+Pus is an exudate, typically yellow-white, yellow, or yellow-brown, formed at the site of an [Infection](/wiki/infection) during inflammation. Composed of dead [Immune Cells](/wiki/immune_cells), dead tissue, and microbes, its presence indicates a body's response to pathogens.
+## See also
+- [Inflammation](/wiki/inflammation)
+- [Abscess](/wiki/abscess)
+- [Wound Healing](/wiki/wound_healing)
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