Term
HLA A3 is associated with.. |
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Definition
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Term
HLA B27 is associated with... |
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Definition
psoriatic arthritis, ankylosing spondylitis, IBD, reiter's syndrome |
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Term
HLA B8 is associated with... |
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Definition
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Term
HLA DR2 is associated with... |
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Definition
multiple sclerosis, hay fever, SLE, goodpastures |
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Term
HLA DR 3 is associated with... |
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Definition
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Term
HLA DR4 is associated with... |
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Definition
rheumatoid arthritis and DM type 1 |
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Term
HLA DR5 is associated with... |
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Definition
pernicious anemia leading to B12 def; hashimoto's thyroiditis |
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Term
HLA DR7 is associated with... |
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Definition
steroid responsive nephrotic syndrome |
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Term
What cytokines enhance the ability of natural killer cells? |
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Definition
IL-12, IFN beta and IFN alpha |
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Term
What is the costimulatory signal for CD4 cells? |
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Definition
B 7 on antigen presenting cell binds with CD 28 on CD4 cell |
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Term
What is signal 2 for activating cytotoxic T cells? |
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Definition
IL2 from Th cell activates Tc cell to kill virus infected cell |
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Term
What are the necessary signals for B cell activation and class switching? |
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Definition
B cell presents antigen on MHC II and it is recognized by TCR of TH2 cell; TH2 cell then releases IL-4, 5, and 6= signal one; then CD40 receptor on B cell binds CD 40L on Th cell= signal two; costimulatory signal= interaction between B7 on B cell and CD 28 on T cell |
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Term
What CD markers are expressed by Tregs? |
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Definition
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Term
What cytokines are produced by Treg cells? |
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Definition
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Term
Name the receptors found on macrophages? |
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Definition
CD 14, CD 40, MHC II, B7, Fc and C3b receptors to enhance phagocytosis |
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Term
How does endotoxin/lipopolysaccharide stimulate the immune system? |
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Definition
binds to macrophages CD14 receptor (Th cells are not involved) |
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Term
What bacteria has two flagellar variants? |
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Definition
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Term
What parasite exhibits programmed antigen variation? |
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Definition
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Term
What type of hypersensitivity is rheumatic fever? |
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Definition
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Term
What type of hypersensitivity is pernicious anemia? |
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Definition
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Term
What type of hypersensitivity causes the symptoms of SLE? |
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Definition
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Term
What type of hypersensitivity causes rheumatoid arthritis? |
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Definition
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Term
What type of hypersensitivity is associated with polyarteritis nodosum? |
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Definition
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Term
What type of hypersensitivity is associated with hypersensitivity pneumonitis? |
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Definition
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Term
What type of hypersensitivity is Hashimoto's? |
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Definition
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Term
MS and guillan barre are both examples of what type of hypersenstivity? |
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Definition
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Term
DM I is what type of hypersensitivity? |
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Definition
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Term
What type of hypersenstivity is febrile, nonhemolytic transfusion reaction? |
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Definition
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Term
What is the antibody associated with scleroderma (diffuse)? |
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Definition
anti-Scl-70 (anti DNA topoisomerase I) |
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Term
What disease is associated with anti-desmoglein? |
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Definition
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Term
What is the antibody associated with polymyositis or dermatomyositis? |
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Definition
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Term
What are the antibodies associated with Sjogren's syndrome? |
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Definition
anti SS-A (ro), anti SS-B (la) |
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Term
What is anti-U1 RNP found in? |
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Definition
mixed connective tissue disease |
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Term
What is the antibody found in type I DM? |
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Definition
anti-glutamate decarboxylase |
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Term
Having a deficiency in granulocytes will predispose you to what bacteria? |
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Definition
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Term
What is the defect in hyper-IgM syndrome? |
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Definition
no CD 40L on T cells so B cells can't class switch |
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Term
What are the effects of a defect in IL-12 receptor? |
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Definition
decreased TH1 response so you see decreased IFN gamma on labs; leads to mycobacterial infections |
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Term
Chronic infections by candida albicans with no other problems is indicative of what immunodeficiency? |
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Definition
chronic mucocutaneous candidiasis (d/t a t cell dysfunction) |
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