| D007108 |
Immune Tolerance |
The specific failure of a normally responsive individual to make an immune response to a known antigen. It results from previous contact with the antigen by an immunologically immature individual (fetus or neonate) or by an adult exposed to extreme high-dose or low-dose antigen, or by exposure to radiation, antimetabolites, antilymphocytic serum, etc. |
Immunosuppression (Physiology),Immunosuppressions (Physiology),Tolerance, Immune |
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| D007114 |
Immunization |
Deliberate stimulation of the host's immune response. ACTIVE IMMUNIZATION involves administration of ANTIGENS or IMMUNOLOGIC ADJUVANTS. PASSIVE IMMUNIZATION involves administration of IMMUNE SERA or LYMPHOCYTES or their extracts (e.g., transfer factor, immune RNA) or transplantation of immunocompetent cell producing tissue (thymus or bone marrow). |
Immunologic Stimulation,Immunostimulation,Sensitization, Immunologic,Variolation,Immunologic Sensitization,Immunological Stimulation,Sensitization, Immunological,Stimulation, Immunologic,Immunizations,Immunological Sensitization,Immunological Sensitizations,Immunological Stimulations,Sensitizations, Immunological,Stimulation, Immunological,Stimulations, Immunological,Variolations |
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| D007801 |
Langerhans Cells |
Recirculating, dendritic, antigen-presenting cells containing characteristic racket-shaped granules (Birbeck granules). They are found principally in the stratum spinosum of the EPIDERMIS and are rich in Class II MAJOR HISTOCOMPATIBILITY COMPLEX molecules. Langerhans cells were the first dendritic cell to be described and have been a model of study for other dendritic cells (DCs), especially other migrating DCs such as dermal DCs and INTERSTITIAL DENDRITIC CELLS. |
Langerhans Cell,Dendritic Cells, Dermal,Dendritic Cells, Epidermal,Dendritic Cells, Skin,Dermal Dendritic Cells,Epidermal Dendritic Cells,Skin Dendritic Cells,Cell, Dermal Dendritic,Cell, Epidermal Dendritic,Cell, Langerhans,Cell, Skin Dendritic,Cells, Dermal Dendritic,Cells, Epidermal Dendritic,Cells, Langerhans,Cells, Skin Dendritic,Dendritic Cell, Dermal,Dendritic Cell, Epidermal,Dendritic Cell, Skin,Dermal Dendritic Cell,Epidermal Dendritic Cell,Skin Dendritic Cell |
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| D008954 |
Models, Biological |
Theoretical representations that simulate the behavior or activity of biological processes or diseases. For disease models in living animals, DISEASE MODELS, ANIMAL is available. Biological models include the use of mathematical equations, computers, and other electronic equipment. |
Biological Model,Biological Models,Model, Biological,Models, Biologic,Biologic Model,Biologic Models,Model, Biologic |
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| D009369 |
Neoplasms |
New abnormal growth of tissue. Malignant neoplasms show a greater degree of anaplasia and have the properties of invasion and metastasis, compared to benign neoplasms. |
Benign Neoplasm,Cancer,Malignant Neoplasm,Tumor,Tumors,Benign Neoplasms,Malignancy,Malignant Neoplasms,Neoplasia,Neoplasm,Neoplasms, Benign,Cancers,Malignancies,Neoplasias,Neoplasm, Benign,Neoplasm, Malignant,Neoplasms, Malignant |
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| D003877 |
Dermatitis, Contact |
A type of acute or chronic skin reaction in which sensitivity is manifested by reactivity to materials or substances coming in contact with the skin. It may involve allergic or non-allergic mechanisms. |
Contact Dermatitis,Dermatitis Venenata,Eczema, Contact,Hypersensitivity, Contact,Sensitivity, Contact,Contact Dermatitides,Contact Eczema,Contact Hypersensitivities,Contact Hypersensitivity,Contact Sensitivities,Contact Sensitivity,Dermatitides, Contact,Hypersensitivities, Contact,Sensitivities, Contact |
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| D004307 |
Dose-Response Relationship, Radiation |
The relationship between the dose of administered radiation and the response of the organism or tissue to the radiation. |
Dose Response Relationship, Radiation,Dose-Response Relationships, Radiation,Radiation Dose-Response Relationship,Radiation Dose-Response Relationships,Relationship, Radiation Dose-Response,Relationships, Radiation Dose-Response |
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| D006706 |
Homeostasis |
The processes whereby the internal environment of an organism tends to remain balanced and stable. |
Autoregulation |
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| D000818 |
Animals |
Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. |
Animal,Metazoa,Animalia |
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| D000941 |
Antigens |
Substances that are recognized by the immune system and induce an immune reaction. |
Antigen |
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