%0 Journal Article %T Respiratory hyperoxia reverses immunosuppression by regulating myeloid-derived suppressor cells and PD-L1 expression in a triple-negative breast cancer mouse model %A Nan Shao %A Qi Zhang %A Qiao Su %A Shenming Wang %A Tuckyun Cheang %A Xueke Qian %A Zhanqiang Zhang %A Zhen Shan %J Archive of "American Journal of Cancer Research". %D 2019 %K Respiratory hyperoxia therapy %K hypoxia %K tumor microenvironment %K programmed death-ligand 1 %K myeloid-derived suppressor cells %K lung metastasis %K 4T1 mammary carcinoma %K tumor immunity %K T-cell immune-suppression %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6448063/