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What are the three rules of clonal selection?
12:00 AM | November 30, -0001Author: Adeleke
1. One cell type 2. One antibody type 3. Random selection of hypervariable regions, and only cells with bound antigen undergo clonal expansionContinue reading
Archives
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When is the last time that maternal IgG is seen in circulation?
12:00 AM | November 30, -0001Author: Adeleke
Between 9 and 15 monthsContinue reading
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What cytokine, produced by stromal cells of the bone marrow, is important in lymphoid development?
12:00 AM | November 30, -0001Author: Adeleke
IL-7 A "7" upside down looks like an "L" (L for Lymphoid).Continue reading
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Which region of the thymus contains the mature T cells?
12:00 AM | November 30, -0001Author: Adeleke
The medulla (They mature in the cortex.)Continue reading
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What are the cell surface markers of helper T cells?
12:00 AM | November 30, -0001Author: Adeleke
CD28 and CD4Continue reading
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What are the cell surface markers of cytotoxic T cells?
12:00 AM | November 30, -0001Author: Adeleke
CD28 and CD8Continue reading
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Which complement fragments cause lysis of cells?
12:00 AM | November 30, -0001Author: Adeleke
C5b-9Continue reading
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What three factors cause opsonization?
12:00 AM | November 30, -0001Author: Adeleke
IgG, C3b, and mannose binding proteinContinue reading
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Which cell surface marker binds to C3d fragments?
12:00 AM | November 30, -0001Author: Adeleke
CD21Continue reading