Apa	Apatinib
CaP	Calcium phosphate
CSCs	Cancer stem cells
CT	Commutated tomography
EphA2	Ephrin alpha 2 receptors
FA	Folic acid
GSCT	Gemstone spectral commutated tomography
MLNs	Metastatic lymph nodes
MMP-2	Matrix metalloproteinase-2
MRI	Magnetic resonance imaging
MTX	Methotrexate
NPs	Nanoparticles
OSA	Osteosarcoma
PAI	Photoacoustic imaging
PEG	Poly ethylene glycol
PET	Positron emission tomography
PLGA	Poly (lactide-co-glycolide)
PMAN	Poly(2-(methylacryloyl)ethylnicotinate)
RGD	Arginine-glycine-aspartic acid
ROS	Reactive oxygen species
siRNA	Small interfering RNA
TAMs	Tumor-associated macrophages