HCC	Hepatocellular carcinoma
ICIs	Immune checkpoint inhibitors
TME	Tumor microenvironment
CTLA-4	Cytotoxic-T-lymphocyte-associated protein 4
PD-1	Programmed cell death protein 1
PD-L1	Programmed cell death ligand 1
EV	Extracellular vesicle
TEXs	Tumor-cell-derived exosomes
NK	Nature killer
DCs	Dendritic cells
HMGB1	High mobility group box1
DEXs	DC-derived exosomes
SD	Spleen deficiency
DC-TEX	TEX-pulsed DCs
DEX-AFP	AFP-expressing DCs
AD5	Type V adenovirus
CAR-T	Chimeric antigen receptor T
TAMs	Tumor-associated macrophages
MSCs	Mesenchymal stem cells
BMSCs	Bone MSCs
ELISA	Enzyme-linked immunosorbent assay
CTCs	Circulating tumor cells