Cancer Flashcards

1
Q

how many people diagnosed with cancer every year

A

14.1 million (1/4 seconds)

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2
Q

who are more susceptible to cancers

A

immunocompromised people

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3
Q

cancer deaths will by 2030

A

double

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4
Q

which cytokine is immunoprotective against cancers

A

IL-2

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5
Q

IL-2 is

A

approved by the FDA to treat some cancers

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6
Q

tumour microenvironment rich in

A

TILs

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7
Q

TIL

A

Tumour infiltrating T-lymphocytes

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8
Q

people with many TILs

A

have a better prognosis

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9
Q

calrectulin is presented on the surface of cancer cell dueto

A

the unfolded protein response

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10
Q

calrectulin

A

functions as a buffer and chaperone to prevent misfiled proteins from being exported from ER

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11
Q

outline process which destroy cancer cells

A

1) unfolded protein response in ER
2) calrectulin presented on plasma membrane f cell
3) signals to be phagocytksed
4) macrophage presents antigens to naive T cell
5) killer T cell expansion
6) elimination of cancer cells

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12
Q

4 phases of cancer

A

1) elimination
2) equilibrium
3) escape

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13
Q

elimination

A

I and A response

  • B cells and antibodies
  • T cell, T-reg and NK cells
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14
Q

equilibrium

A

tumour contained but not destroyed

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15
Q

escape

A
  • tumour antigen editing via genomic instability causes immune version
  • tumour microenvironment becomes immunosuppressive
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16
Q

most tumour antigens are not

A

recognised by the adaptive immune system

17
Q

tumour microenvironment is rich in

A

immunosuppressive signals

18
Q

immunosuppressive signals

A
  • suppressive cytokines
  • infiltration of Tregs
  • low Mhc expression
  • high expression of immune checkpoint proteins on T cells
19
Q

treatment for cancer

A
radiotherapy
chemotherapy
survey
hormone therapy
stem cell transplant
immunotherapy
20
Q

immunotherapy

A

specific
powerful
universal
memory