PPs	Pomelo peels polysaccharides
MWCO	Molecular weight cut-off
FT-IR	Fourier transform infrared spectroscopy
GC	Gas chromatography
TFA	Trifluoroacetic acid
5-FU	5-fluorouraci
FBS	Fetal bovine serum
ConA	Concanavalin A
LPS	Lipopolysaccharide
NK	Natural killer
IL-2	Interleukin-2
IFN-γ	Interferon-γ
TNF-α	Tumor necrosis factor-α
BRM	Biological response modifier
MTT	3-(4,5-dimethylthiazol-2-yl)-2,5diphenyltetrazolium bromide
DMSO	Dimethyl sulfoxide
FBS	Fetal bovine serum
H&E	Hematoxylin and eosin
PI	Propidium iodide
FCM	Flow cytometry
RIPA	Radio immunoprecipitation assay
BCA	Bicinchoninic acid
ECL	Enhanced chemiluminescence
WB	Western blotting