Annexin/PI	annexin/propidium iodide
CAPE	caffeic acid phenethyl ester
CTL	cytotoxic T-cell
COX2	cyclooxygenase 2
DC	dendritic cell
EMT	epithelial to mesenchymal transition
FBS	fetal bovine serum
GM-CSF	granulocyte-macrophage colony-stimulating factor
HNSCC	head and neck squamous cell carcinoma
IDOI	indolamin-2,3-dioxygenase
κBα	NFκB inhibitor, alpha
MDSC	myeloid-derived suppressor cell
MET	mesenchymal to epithelial transition
NFκB	nuclear factor kappa of activated B-cells
PBMCs	peripheral blood mononuclear cells
PIC	polyinosinic:polycytidylic acid
pIκBα	phosphorylated nuclear factor of kappa light polypeptide gene enhancer in B-cells inhibitor, alpha
RT	room temperature
Treg	regulatory T-cells
TME	tumor microenvironment
TRL3	toll-like receptor 3
UDSCC	University of Düsseldorf squamous cell carcinoma
UICC	Union for International Cancer Control