2. effector mechanisms of T cell mediated immunity: functions of T cells in host defense Flashcards

1
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2
Q

Differentiation of CD4+ Th cell

what determines phenotype?

what is the process called?

what is naive Th?

types of Th cells and their functions?

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3
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4
Q

differentiation of Th 1, 2, and 17 overview

starting with pathogen recognition

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5
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6
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7
Q

What are four properties of T cell cytokines?

what is the first identified T cell cyotkine?

what does TGF-beta do?

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8
Q

development of Th1 cells

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9
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functions of Th1 cells

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10
Q

activation of macrophages by Th1 cells

What cytokines are released by activated macrophages?

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11
Q

development of Th2 cells

what do they release?

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12
Q

Functions of Th2

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13
Q

Th1/Th2 activation of macrophages

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14
Q

Role of Th1/Th2 balance

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15
Q

development of Th17 cells

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16
Q

functions of Th17

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17
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18
Q

activation and differentiation of CD8+ T cells

Where does it occur?

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19
Q

activation of CTLs

what are the 2 signals?

activated CTLs contain what?

what do they secrete?

what transcriptional factor is involved in CTL differentiation?

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20
Q

Magic of Cross-presentation.

what is it?

How does it work?

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21
Q

which come first effector CD4+ T cells or CD8+ T cells

approximately what times do they peak?

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22
Q

Why do CD4+ effector T cells precede generation of CD8+ T cells?

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23
Q

what is APC licensing what does it help?

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Help differentiate CD8+ cells

24
Q

Role of CD4+ T cells in activation of CTLs

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25
Q

CTLs role in acute viral infection?

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26
Q

CTL-mediated cytotoxicity

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27
Q

Killing of target cells by CTLs

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look at picture for part B

28
Q

two major mechanisms of killing (CTLs)

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29
Q

Granzymes-mediated apoptosis

what is required for CTL cytotoxicity?

What is similar to C9 complement?

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30
Q

Fas-FasL- Mediated Apoptosis

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31
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