4-3 Immuno Flashcards
Skin, epidermis, mucus is considered
Mechanical
First line of defense
Innate
Complement components become______ which recruit cells
Opsonins
Chemoatrractants
Associate to form MAC
C5b-9
C3b is called?
Opsonin
Examples of PAMPS
Cpg dna Flagellin Rna ds Peptidoglycan Lps
Present on NK cells surface specific for MHC 1
KIRs
Secreted by NK cells to kill infected cells
Perforina
Granzymes
Nkt Recognize antigens presented by?
CD1
T or f? Adaptive immune response is the ability to respond to a variety of antigens each in a specific manner
True
Downrwgulates th2 and1 responses
Inf gamma
Il10
Activatiob of t cells is regulated via negative feedback loop involving ?
CTLA 4
Paired with ICam 1 in t cell
LFA1
Ctla4 binds with
Cd80/86
Cd28 on t cells bind to _____ on apcs
Cd80/86