+**C6a** is a minute peptide, an ephemeral echo cleaved from [Complement component 6](/wiki/Complement_component_6). While not directly active, its formation hints at deeper processes within the complex [Complement system](/wiki/Complement_system), signaling the body's vigilant immune response.
+## See also
+- [Complement system](/wiki/Complement_system)
+- [Immunity](/wiki/Immunity)
+- [Protein fragment](/wiki/Protein_fragment)
... 1 more lines