immune system 2

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  • Created by: anna888
  • Created on: 24-11-22 19:01
where are antibodies produced
b cell receptors
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describe antibody structure
4 polypeptdie chians.-heavy or light in nature. constant and variable region. varible responible for antigen binding. c regions bind to efffector cells
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name 5 antibodie classes
D M(pentamer) G E I (dimer)
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hoew many CH domains do each class have
A, D, G all 3 CH. M E both 4 CH domains
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what are the hypervaribale regions
on v regions. complementary determinign regions (cdr). created at a DNA level using V D or J gene segments in rearranged sequences. x3 Vh x3Vl - 6 hypervriable loops
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desribe antibody role in bacteria
neutrailsation, opsinisation, activate complements
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decsribe antibody role in virus
neutralisation, opsonisation and ompklement activation
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role of M G E A antibodies
M- primary response. G- secondary response A- on mucsoal epithelium E- fights parasites
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two uses of antibodies in therapy
1. IgG to treat infections. 2. monoclonal
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what arfe monclonal antibodies, describe two types of action
from mice, use to deplete immune system. depleting= bind to target and make the molcule a target for macrophages or nks. non deplteing- target fnction protiens-dont kill cell.
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probles with monclonal?
immune response to non human antibodes
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solutions?which is best
1. chimeric- mouse V and human C. 2. humanised- mouse hyperV human the rest. 3.fully humanised- entirely human, come form cell lines-the best
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describe antibody structure

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4 polypeptdie chians.-heavy or light in nature. constant and variable region. varible responible for antigen binding. c regions bind to efffector cells

Card 3

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name 5 antibodie classes

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Card 4

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hoew many CH domains do each class have

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Card 5

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what are the hypervaribale regions

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