Q	Quercetin
Dox	Doxorubicin
OS	Osteosarcoma
Runx2	Runt-related transcription factor 2
ROS	Reactive oxygen species
PI3K/Akt1	Phosphoinositide 3-kinase/protein kinase B
CI	Combination index
RT-qPCR	Reverse transcription quantitative polymerase chain reaction
PARP	Poly (ADP-ribose) polymerase
DMSO	Dimethyl sulfoxide
HSA	Highest single agent
PBS	Phosphate-buffered saline
GPx	Glutathione peroxidase
SOD	Superoxide dismutase
DCFH-DA	2′,7′-dichlorofluorescin diacetate
BCA	Bicinchoninic acid
GSH	Reduced glutathione
cDNA	Complementary DNA
qPCR	Quantitative real-time PCR