β-elemene has been observed to exert inhibitory effects on a multitude of tumors,primarily through multiple pathways such as the inhibition of cancer cell proliferation and the induction of apoptosis.The present stud...β-elemene has been observed to exert inhibitory effects on a multitude of tumors,primarily through multiple pathways such as the inhibition of cancer cell proliferation and the induction of apoptosis.The present study is designed to elucidate the role and underlying mechanisms ofβ-elemene in the therapeutic intervention of non-small cell lung cancer(NSCLC).Both in vitro and in vivo experimental models corroborate the inhibitory potency ofβ-elemene on NSCLCs.Our findings indicate thatβ-elemene facilitates the maturation of miR-127-3p by inhibiting CBX8.Functioning as an upstream regulator of MAPK4,miR-127-3p deactivates the Akt/mTOR/p70S6K pathway by targeting MAPK4,thereby inducing autophagy in NSCLCs.Additionally,β-elemene augments the packaging of miR-127-3p into exosomes via SYNCRIP.Exosomal miR-127-3p further stimulates M1 polarization of macrophages by suppressing ZC3H4.Taken together,the detailed understanding of the mechanisms through whichβ-elemene induces autophagy in NSCLCs and facilitates M1 polarization of macrophages provides compelling scientific evidence supporting its potential utility in NSCLC treatment.展开更多
基金supported by the National Natural Science Foundation of China(Grant No.:81973525)Traditional Chinese Medicine Development Project of Jiangsu Province(Grant No.:ZT202112).
文摘β-elemene has been observed to exert inhibitory effects on a multitude of tumors,primarily through multiple pathways such as the inhibition of cancer cell proliferation and the induction of apoptosis.The present study is designed to elucidate the role and underlying mechanisms ofβ-elemene in the therapeutic intervention of non-small cell lung cancer(NSCLC).Both in vitro and in vivo experimental models corroborate the inhibitory potency ofβ-elemene on NSCLCs.Our findings indicate thatβ-elemene facilitates the maturation of miR-127-3p by inhibiting CBX8.Functioning as an upstream regulator of MAPK4,miR-127-3p deactivates the Akt/mTOR/p70S6K pathway by targeting MAPK4,thereby inducing autophagy in NSCLCs.Additionally,β-elemene augments the packaging of miR-127-3p into exosomes via SYNCRIP.Exosomal miR-127-3p further stimulates M1 polarization of macrophages by suppressing ZC3H4.Taken together,the detailed understanding of the mechanisms through whichβ-elemene induces autophagy in NSCLCs and facilitates M1 polarization of macrophages provides compelling scientific evidence supporting its potential utility in NSCLC treatment.