Antigen means a substance recognized by the body as being foreign; it results in the production of specific antibodies directed against it.
Antigen means a substance that causes the immune system to produce antibodies against it.
Antigen means any protein (including any glyco- or lipo-protein), carbohydrate, compound or other composition, and any fragment, peptide or epitope thereof, that stimulates the production of antibodies.
Examples of Antigen in a sentence
CA-125 (Cancer Antigen 125) if determined by the City’s healthcare provider to be medically necessary.
However, Human Leukocyte Antigen testing is covered as indicated in the Summary of Medical Benefits.
More Definitions of Antigen
Antigen means a molecule (i.e., protein, polypeptide, peptide, carbohydrate, glycoprotein, glycolipid and/or any combination of the foregoing that is, or is derived in whole or part from, a molecule associated with an infectious agent) that produces an Immune Response to such molecule in a human and/or animal recipient.
Antigen means (a) any protein (including any glyco- or lipo-protein), carbohydrate, compound or other composition that stimulates the production of Antibodies or against which Antibodies are Directed, or (b) any naturally occurring isoform or variants thereof. The whole protein, carbohydrate, compound or other composition as well as a portion of the whole is considered the same Antigen.
Antigen means a molecule that causes an immune system response.
Antigen means any antigen, defined by its amino acid sequence, associated with a Pathogen, together with all Antigen Variants thereof.
Antigen means a target molecule to which an Antibody specifically binds and includes all epitopes on that target molecule.
Antigen means the target molecule: .