Ryan's Shit list - Immuno Flashcards
IL-8
Major chemotactic factor for neutrophils; increases phagocytosis in neutrophils
Lectin Compliment pathway
Mannose or other sugars on microbe surface –> C1-Like complex
C3b
Opsonization
Clearance of immune complexes
C3a
Anaphylaxis (C3a, 4a, 5a)
Neutrophil chemotaxis
C4a
Anaphylaxis (C3a, 4a, 5a)
C5a
Anaphylaxis (C3a, 4a, 5a)
Neutrophil chemotaxis
Helper T cells Markers
TCR, CD3, CD28, CD4, CD40L
Cytotoxic T cells Markers
TCR, CD3, CD28, CD8
Regulatory T cells Markers
TCR, CD3, CD28, CD4, CD25, FOXP3
B Cells Markers
CD19, CD20, CD21, CD40, Ig(M), MHC II, B7,
Macrophages Markers
CD4, CD14 (TLR4; binds endotoxin), CD40, MHC II, B7, Fc, C3b
NK Cells Markers
CD16 (binds Fc of IgG), CD56 (unique marker)
Antigenic variation (3 bac, 3 virus, 1 parasite)
Salmonella (2 flagella) Borrelia recurrentis N. Gonorrhoeae (pilus protein) Influenza, HIV, HCV Trypanosomes
Treat with Passive Ig
Tetanus toxin, Botulinum toxin, HBV, Varicella, Rabies virus,
Alternative pathway compliment (spontaneous and microbial surfaces) –>
C3 –> C3Bb –> C3Bb3b
Lectin (microbial surfaces) –>
C1-Like Complex –> C4b –> C4b2b –> C4b2b3b
Classic (antigen-antibody:IgM/G complexes)–>
C1 –> C4b + C2b –> C4b2b –> C4b2b3b
Allergic reaction
T1 hypersensitivity –> Urticaria, pruritis, wheezing, fever (treat with antihistamines)
Anaphylactic reaction
Severe allergic reaction: Dypnea, bronchospasm, hypotension, respiratory distress, shock
Anti-centromere Ab
Limited Scleroderma (CREST)
Anti-Glutamic acid decarboxylase
DM Type 1
Anti-Histone
Drug induced lupus
Anti-Jo, Anti-SRP, anti-Mi-2
Polymyositis, Dermatomyositis
Anti-Mitochondrial
Primary Biliary Cirrhosis
Anti-DNA Topoisomerase 1
Scleroderma (Diffuse)
Anti-Smooth muscle
Autoimmune Hepatitis
Anti-Ro, Anti-La
Sjogren syndrome
Anti-U1-RNP (ribonuclear protein)
Mixed connective tissue disease
IgA anti-endomysial, IgA anti-tissue transglutaminase
Celiac disease
MPO-ANCA / p-ANCA
Microscopic polyangiitis, eosinophilic granulomatosis with polyangiitis (churg-strauss syndrome)
PR3-ANCA / c-ANCA
Granulomatosis with polyangitis (Wegener)
E- Selectin
Sialyl Lewis (Margination and rolling)
P-Selectin
Sialyl Lewis (Margination and rolling)
GlyCAM-1, CD34
L-Selectin (Margination and rolling)
ICAM-1 (CD54)
CD11/18 Integrins (LFA-1, Mac-1) (Tight adhesion)
VCAM-1 (CD106)
VLA-4 Integrin (Tight adhesion)
PECAM-1 (CD31)
PECAM-1 (CD31) (Diapedesis)
Secreted Cytokines by Macrophages
IL-1, IL-6, IL-8, IL-12, TNF-alpha
Secreted cytokines by T cells
IL-2, IL-3
Secreted Cytokines by Th1 Cells
IFN-Gamma
Secreted Cytokines by Th2 Cells
IL-4, IL-5, IL-10
HLA - A3
Hemochromatosis
HLA - B27
Ankylosing spondylitis
Psoriasis
Arthritis of IBD
Reactive arthritis
HLA - DQ2/DQ8
Celiac
HLA - DR2
Multiple sclerosis
Hay fever
SLE
Goodpastures
HLA - DR3
DM T1, SLE, Graves, hashimotos
HLA - DR4
DM T1, Rheumatoid arthritis
HLA - DR5
Pernicious anemia, Hashimotos
Regulatory T-cell markers
CD3, CD4, CD25, FOXP3
C-reactive protein
Opsinin; fixes compliment
IL-6
stimulates acute phase reactants
IL-5
Class switching to IgA; growth of eosinophils
IL-4
CLass switching to IgE and IgG
Hematopoetic stem cell marker
CD34
Chediak-hegashi
LYST