ACLT	Anterior Cruciate Ligament Transection
ATC	Anatomical Therapeutic Chemical Classification System
AAOS	The American Academic of Orthopaedic Surgeons
ACR	The American College of Rheumatology
BDNF	Brain-Derived Neurotrophic Factor
BMP	Bone Morphogenetic Proteins
CBx	Cannabinoid Receptors Type x
CDC kinaze x	Cyclin-Dependent Kinase Type x
CTGF	Connective Tissue Growth Factor
DMOAD	Disease-Modifying Drugs for Osteoarthritis
EGF	Epidermal Growth Factor
EMA	The European Medicines Agency
EULAR	The European League Against Rheumatism
FDA	The US Food and Drug Administration
FGF	Fibroblast Growth Factor
GF	Growth Factor
GS	Glucocorticosteroid
HA	Hyaluronic Acid
HGF	Hepatocyte Growth Factor
IA HA	Intra-Articular Hyaluronic Acid
IGF	Insulin-Like Growth Factor
IL-x	Interleukin Type x
IFN-γ	Interferons Type II
IP-10	Interferon-Γ-Inducible Protein 10, CXCL10
OA	Osteoarthritis
NT-x	Neurotrophin Type x
NFG	Nerve Growth Factor
NF-κB	Nuclear Factor of Kappa Light Chain Enhancer of Activated B Cells
NSAID	Non-Steroidal Anti-Inflammatory Drugs
MIBO	Minimum Information for Studies Evaluating Biologics in Orthopedics
MFAT	Micro-Fragmented Adipose Tissue
MMP-9	Matrix Metalloproteinase-9
OARSI	The Osteoarthritis Research Society International
PDGF	Platelet-Derived Growth Factor
PLT	Platelets
PPI	Proton Pump Inhibitors
PRF	Platelet-Rich Fibrin
PRP	Platelet-Rich Plasma
PsA	Psoriatic Arthritis
RCT	Randomized Controlled Trials
RANK-L	Receptor Activator for Nuclear Factor Κ B Ligand
RA	Rheumatoid Arthritis
SA	Septic Arthritis
SMADx	The SMAD type x Transcription Factors; The SMAD is an acronym from The Fusion Of Caenorhabditis Elegans Sma Genes And The Drosophila Mad, Mothers Against Decapentaplegic
SYSADOA	Symptomatic Slow-Acting Drugs For Osteoarthritis
TGF-x	Transforming Growth Factor Type x
TNFx	Tumor Necrosis Factor Type x
WOMAC	Western Ontario And McMaster Universities Osteoarthritis Index
Wnt	Wingless-Like Glycoproteins
VEGF	Vascular Endothelial Growth Factor