ABI	Ankle brachial index
ACT	Autologous cell therapy
ADSCs	Adipose-derived stem cells
AFS	Amputation-free survival
BMMNCs	Bone marrow mononuclear cells
BMMSCs	Bone marrow mesenchymal cells
BTA	Below the ankle
CXCL1	Chemokine (C-X-C motif) ligand 1
CXCL5	Chemokine (C-X-C motif) ligand 5
CD34+	Hematopoietic stem cell positive to marker CD34
DFU	Diabetic foot ulcer
EPC	Endothelial progenitor cell
EVs	Extracellular vesicles
FAC	Fluorescence-activated cell sorting
FVA	Foot vein arterialization
G-CSF	Granulocyte colony-stimulating factor
HIF1α	Hypoxia inducible factor 1 subunit alpha
HSPCs	Hematopoietic stem/progenitor cells
IL-17A	Interleukin-17A
iNOS	Inducible nitric oxide [NO] synthase
INFγ	Interferon gamma
MCP-1	Monocyte chemoattractant protein 1
NF-kB	Nuclear factor-κB
NO-CLTI	No-option critical limb-threatening ischemia
PAD	Peripheral arterial disease
PBMNC	Peripheral blood mononuclear cell
POC	Point of care
RCT	Randomized controlled trial
ROS	Reactive oxygen species
SAD	Small artery disease
SAE	Serious adverse events
SPMs	Specialized pro-resolving mediators
SVF	Stromal vascular fractions
TcPO2	Transcutaneous oxygen pressure
Tregs	Regulatory T-cells
TNF-α	Tumor necrosis factor alfa
TNCs	Total nuclear cells
VEGF	Vascular endothelial growth factor
WFP	Wound-free period
WHT	Wound healing time RCT