A BRD4 PROTAC nanodrug for glioma therapy via the intervention of tumor cells proliferation, apoptosis and M2 macrophages polarization

Glioma is a primary aggressive brain tumor with high recurrence rate. The poor efficiency of chemotherapeutic drugs crossing the blood‒brain barrier (BBB) is well-known as one of the main challenges for anti-glioma therapy. Moreover, massive infiltrated tumor-associated macrophages (TAMs) in glioma...

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Main Authors: Tingting Yang (Author), Yuzhu Hu (Author), Junming Miao (Author), Jing Chen (Author), Jiagang Liu (Author), Yongzhong Cheng (Author), Xiang Gao (Author)
Format: Book
Published: Elsevier, 2022-06-01T00:00:00Z.
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100 1 0 |a Tingting Yang  |e author 
700 1 0 |a Yuzhu Hu  |e author 
700 1 0 |a Junming Miao  |e author 
700 1 0 |a Jing Chen  |e author 
700 1 0 |a Jiagang Liu  |e author 
700 1 0 |a Yongzhong Cheng  |e author 
700 1 0 |a Xiang Gao  |e author 
245 0 0 |a A BRD4 PROTAC nanodrug for glioma therapy via the intervention of tumor cells proliferation, apoptosis and M2 macrophages polarization 
260 |b Elsevier,   |c 2022-06-01T00:00:00Z. 
500 |a 2211-3835 
500 |a 10.1016/j.apsb.2022.02.009 
520 |a Glioma is a primary aggressive brain tumor with high recurrence rate. The poor efficiency of chemotherapeutic drugs crossing the blood‒brain barrier (BBB) is well-known as one of the main challenges for anti-glioma therapy. Moreover, massive infiltrated tumor-associated macrophages (TAMs) in glioma further thwart the drug efficacy. Herein, a therapeutic nanosystem (SPP-ARV-825) is constructed by incorporating the BRD4-degrading proteolytic targeting chimera (PROTAC) ARV-825 into the complex micelle (SPP) composed of substance P (SP) peptide-modified poly(ethylene glycol)-poly(d,l-lactic acid)(SP-PEG-PDLLA) and methoxy poly(ethylene glycol)-poly(d,l-lactic acid) (mPEG-PDLLA, PP), which could penetrate BBB and target brain tumor. Subsequently, released drug engenders antitumor effect via attenuating cells proliferation, inducing cells apoptosis and suppressing M2 macrophages polarization through the inhibition of IRF4 promoter transcription and phosphorylation of STAT6, STAT3 and AKT. Taken together, our work demonstrates the versatile role and therapeutic efficacy of SPP-ARV-825 micelle against glioma, which may provide a novel strategy for glioma therapy in future. 
546 |a EN 
690 |a Glioma 
690 |a BRD4 
690 |a ARV-825 
690 |a Micelle 
690 |a M2 macrophage 
690 |a Therapeutics. Pharmacology 
690 |a RM1-950 
655 7 |a article  |2 local 
786 0 |n Acta Pharmaceutica Sinica B, Vol 12, Iss 6, Pp 2658-2671 (2022) 
787 0 |n http://www.sciencedirect.com/science/article/pii/S2211383522000594 
787 0 |n https://doaj.org/toc/2211-3835 
856 4 1 |u https://doaj.org/article/94894e7012ad47ed9e1567123750b332  |z Connect to this object online.