Clonal deletion

Clonal deletion is the deactivation of B cells and T cells after they have expressed receptors for self-antigens and before they develop into fully immunocompetent lymphocytes.^[1]

It is one method of immune tolerance.

References

↑ Lecture 15

External links

Clonal deletion at the US National Library of Medicine Medical Subject Headings (MeSH)

Immunology: lymphocytic adaptive immune system and complement

Lymphoid

Antigens	Antigen Superantigen Allergen Hapten Epitope Linear Conformational Mimotope Antigen presentation/Professional APCs: Dendritic cell Macrophage B cell Immunogen

Antibodies	Antibody Monoclonal antibodies Polyclonal antibodies Autoantibody Microantibody Polyclonal B cell response Allotype Isotype Idiotype Immune complex Paratope

Immunity vs. tolerance	action: Immunity Autoimmunity Alloimmunity Allergy Hypersensitivity Inflammation Cross-reactivity inaction: Tolerance Central Peripheral Clonal anergy Clonal deletion Tolerance in pregnancy Immunodeficiency

Immunogenetics	Affinity maturation (Somatic hypermutation Clonal selection) V(D)J recombination Junctional diversity Immunoglobulin class switching MHC/HLA

Substances

Index of the immune system

Description	Physiology cells autoantigens autoantibodies complement surface antigens IG receptors

Disease	Allergies Immunodeficiency Immunoproliferative immunoglobulin disorders Hypersensitivity and autoimmune disorders Neoplasms and cancer

Treatment	Procedures Drugs antihistamines immunostimulants immunosuppressants monoclonal antibodies

Index of the lymphatic system

Description	Anatomy organs vessels Physiology Development

Disease	Vessels Organs congenital neoplasms and cancer

Treatment	Procedures