+An **antibody** is a Y-shaped protein, a sentinel of the [Immune System](/wiki/immune_system). It precisely recognizes and binds to specific foreign [Antigens](/wiki/antigen), marking them for destruction and safeguarding the body's health.
+## See also
+- [Pathogen](/wiki/pathogen)
+- [Vaccine](/wiki/vaccine)
+- [B Cell](/wiki/b_cell)
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