Lymph Node architecture
Sinusoids of spleen
MHC class I (top) vs. MHC class II (bottom)
T cell differentiation
B cell activation and class switching
Antibody structure and Fx
Compliment pathway
A - attachment to Ag
B - attachment to Ag
C - Disulfide bond
D - Attachment to complement
E- Fc receptor - bind to phagocytic cells
Gardia lambia trophozoite
EBV - active CD8 T cell
T-cell differentiation
TB: Langhans cell (Not Langerhans cell) - stimulate CD4 T cell to M0 -> formation of Langhans cell
TB - caseating granuloma
Secreted IgA - found in colostrum