Immunology 2 Flashcards
1
Q
what’re some features of macrophages
A
first responders
APC
2
Q
what do NK cells kill
A
kill self cells that have been hijacked
3
Q
where are TLRs present
A
innate immune cells & epithelial cells
4
Q
what do TLRs trigger
A
antimicrobial peptides & cytokines
5
Q
what does IFN stand for
A
antiviral interferon
6
Q
what is an IFN + what does it do
A
protein that fights virus’
7
Q
IFN type 1
- subcategories
- what releases them
- what do they activate
A
- IFN-a & IFN-B
- virally infected cells & DCs
- activate NK cells
8
Q
give 3 features of the humeral immune response
A
immunoglobulins
BCRs
binds to antigen alone
9
Q
give 1 feature of T-cell mediated immunity
A
can only bind if MHC present
10
Q
what are PRRs
+ their function
A
pattern recognition receptors
- recognise molecules that frequently appear on pathogens
