AP	alkaline phosphatase
APC	allophycocyanin
BBS	borate buffered saline
BCA	bicinchoninic acid
BSA	bovine serum albumin
CFA	complete Freund’s adjuvant
dLN	draining lymph node
ELISA	enzyme-linked immunosorbent assay
ELISPOT	enzyme-linked immuno spot
FCS	fetal calf serum
FITC	fluorescein isothiocyanate
GC	germinal center
KLH	keyhole limpet hemocyanin
MTT	3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl tetrazolium bromide
PBS	phosphate-buffered saline
PE	phycoerythrin
PECy7	phycoerythrin/cyanine7
PEI	polyethyleneimine
PI	propidium iodide
PP	Peyer’s patch
TD	T-dependent
Tfh	follicular helper T cell
Tfr	follicular regulatory T cells
TI	T-independent
TNF	tumor necrosis factor
TNFR	tumor necrosis factor receptor
TNP	2,4,6-trinitrophenol
TRAF	tumor necrosis factor receptor-associated factor