ACL	anterior cruciate ligament
ACL-MSC	ACL-derived mesenchymal stromal cells
AMTL	anterior meniscotibial ligament
ASC	adipose tissue-derived mesenchymal stromal cells
α-SMA	α-smooth muscle actin
BM-MSC	bone marrow derived mesenchymal stromal cells
BMP	Bone morphogenetic protein
CaCL	caudal cruciate ligament (ACL in quadrupedes)
CrCL	cranial cruciate ligament (ACL in quadrupedes)
CRP	complement regulatory protein
ECM	extracellular matrix
HE	hematoxylin Eosin
HIF1α	hypoxia inducible factor
IL	interleukin
LSPC	ligament stem / progenitor cells
MKX	Mohawk
MMP	matrix metalloproteinases
MRI	magnetic resonance imaging
MSCs	mesenchymal stromal cells
OA	osteoarthritis
Oct	octamer binding protein
PCL	posterior cruciate ligament
PG	proteoglycan
PMTL	posterior meniscotibial ligament
PTS	posterior tibial slope
SCX	scleraxis
Sox	sex determining region Y-box
SSEA	stage specific antigen
STRO-1	stroma 1 mesenchymal stroma cell marker
TGFβ	Transforming growth factor β
TNFα	tumor necrosis factor α
TSPCs	tendon stem/progenitor cells