Document
... T and B cells by infectious agents (1) Molecular mimicry (2) Viral and bacterial superantigens (3) Enhanced processing and presentation of autoantigens (4) Bystander activation (5) Activation of lymphocytes by lymphotropic viruses ...
... T and B cells by infectious agents (1) Molecular mimicry (2) Viral and bacterial superantigens (3) Enhanced processing and presentation of autoantigens (4) Bystander activation (5) Activation of lymphocytes by lymphotropic viruses ...
(2) Viral and bacterial superantigens
... infectious agents in autoimmune diseases Identification of pathogen(s) in patients with autoimmune disease • Isolation of pathogen, which requires diagnosis of autoimmune process at the time of infection • Analysis of appropriate control groups (household and community controls) • Analysis of IgM an ...
... infectious agents in autoimmune diseases Identification of pathogen(s) in patients with autoimmune disease • Isolation of pathogen, which requires diagnosis of autoimmune process at the time of infection • Analysis of appropriate control groups (household and community controls) • Analysis of IgM an ...
IB280 SEMINAR Dr. France-Isabelle Auzanneau, Professor, Department of Chemistry, University of Guelph
... Synthetic chemistry and molecular modelling studies Carbohydrates constitute the most abundant class of natural products. In addition to being a source of energy, numerous oligo- and poly- saccharides have functional roles in various biological events such as cell-cell interactions, immune reactions ...
... Synthetic chemistry and molecular modelling studies Carbohydrates constitute the most abundant class of natural products. In addition to being a source of energy, numerous oligo- and poly- saccharides have functional roles in various biological events such as cell-cell interactions, immune reactions ...
Autoimmune disease
... Central tolerance does not delete T cells autoreactive to organ-sequestered antigens and cryptic epitopes Subset of these T cells are potentially pathogenic These T cells must be kept tolerant by: a. b. c. d. ...
... Central tolerance does not delete T cells autoreactive to organ-sequestered antigens and cryptic epitopes Subset of these T cells are potentially pathogenic These T cells must be kept tolerant by: a. b. c. d. ...
Other Players in the IMMUNE RESPONSE
... immunoglobin. Produced by the B cells. An effector of the immune response. • Antigen—ANTIbody GENerator. A foreign macromolecule that elicits an immune response. • The specificity between the shapes of antigens and antibodies are the basis of the immune response. ...
... immunoglobin. Produced by the B cells. An effector of the immune response. • Antigen—ANTIbody GENerator. A foreign macromolecule that elicits an immune response. • The specificity between the shapes of antigens and antibodies are the basis of the immune response. ...
Title goes here
... Pattern recognition receptors must recognize structures vital to the pathogen! ...
... Pattern recognition receptors must recognize structures vital to the pathogen! ...
Systemic autoimmune diseases
... • Also, B cells when exposed to large amounts of soluble antigen down regulate their surface IgM and become anergic. • These cells also up-regulate the Fas molecules on their surface. An interaction of these B cells with Fas-ligand-bearing cells results in their death via ...
... • Also, B cells when exposed to large amounts of soluble antigen down regulate their surface IgM and become anergic. • These cells also up-regulate the Fas molecules on their surface. An interaction of these B cells with Fas-ligand-bearing cells results in their death via ...
Peripheral tolerance
... receptors when they encounter antigens in the bone marrow (“receptor editing”) ...
... receptors when they encounter antigens in the bone marrow (“receptor editing”) ...
PowerPoint Presentation - Atypical Cutaneous Leishmaniasis
... "Viral Trigger" is term for virus infection leading to autoimmune response. ...
... "Viral Trigger" is term for virus infection leading to autoimmune response. ...
AnS 214 SI Session 5 Sunday, September 13, 8pm A) Antigens and
... 1) Compare and contrast MHC-I and MHC-II proteins according to the following parameters: On what cell types are they found? ...
... 1) Compare and contrast MHC-I and MHC-II proteins according to the following parameters: On what cell types are they found? ...
Immune Response
... called histamines These cause increased blood flow (which causes swelling) to get more white blood cells WBCs attack pathogens Lymph nodes may also swell with fluid when they fight infection ...
... called histamines These cause increased blood flow (which causes swelling) to get more white blood cells WBCs attack pathogens Lymph nodes may also swell with fluid when they fight infection ...
Cell Signalling and communication between cells.
... be specific, this is to ensure that they only bind and respond to that specific molecule. ...
... be specific, this is to ensure that they only bind and respond to that specific molecule. ...
Immune System Disorders (Hypersensitivities ≈ Allergies)
... Causes: • Similarities between viral and self antigens (Hepitius C autoimmunity). • Cell malfunction due to antibody binding (Grave’s Disease; thyroid gland). • Immune complex forms (rheumatoid arthritis; joints). • Cell-mediated destruction of specific cell types (insulin-dependent diabetes mellitu ...
... Causes: • Similarities between viral and self antigens (Hepitius C autoimmunity). • Cell malfunction due to antibody binding (Grave’s Disease; thyroid gland). • Immune complex forms (rheumatoid arthritis; joints). • Cell-mediated destruction of specific cell types (insulin-dependent diabetes mellitu ...
Immune System - Mayfield City Schools
... Putting Pathogens in their place Pasteurization Vaccines & Immunity Antibiotics ...
... Putting Pathogens in their place Pasteurization Vaccines & Immunity Antibiotics ...
Immunology - Biology - Missouri State University
... Evidence for association of MHC • There is association between expression of a particular MHC allele and suceptibility to autoimmunity • Can be shown by using antibodies to HLA alleles – some allelles occur at higher frequency amoung autoimmune individuals – association expressed as relative risk – ...
... Evidence for association of MHC • There is association between expression of a particular MHC allele and suceptibility to autoimmunity • Can be shown by using antibodies to HLA alleles – some allelles occur at higher frequency amoung autoimmune individuals – association expressed as relative risk – ...
Theories of Autoimmunity
... - autoimmune T-cell clones elicit regulator T-cells that are specific for the TCR on the autoimmune Tcells - results in suppression of the autoimmune cells • Peptide Blockade of MHC molecules - a synthetic peptide is used to bind in place of the regular peptide on the MHC - induces a state of clonal ...
... - autoimmune T-cell clones elicit regulator T-cells that are specific for the TCR on the autoimmune Tcells - results in suppression of the autoimmune cells • Peptide Blockade of MHC molecules - a synthetic peptide is used to bind in place of the regular peptide on the MHC - induces a state of clonal ...
ANTIGENS
... Haptens: Small molecules, which are not immunogenic but they induce an immune response when they are attached to a carrier ...
... Haptens: Small molecules, which are not immunogenic but they induce an immune response when they are attached to a carrier ...