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| 1 | YTHDF3 facilitates translation and decay of N6-methyladenosine-modified RNA显示文摘 | Hailing Shi Xiao Wang Zhike Lu Boxuan S Zhao Honghui Ma Phillip J HSU Chang Liu Chuan He | 2017 | Cell Research2017,27,3: | 156 |
| 2 | De novo synthesis of bifunctional conjugated microporous polymers for synergistic coordination mediated uranium entrapment显示文摘This work reports a de novo synthesis of novel bifunctional conjugated microporous polymers(CMPs)exhibiting a synergistic-effect involved coordination behavior to uranium.It is highlighted that the synthetic strategy enables the engineering of the coordination environment within amidoxime functionalized CMP frameworks by specifically introducing ortho-substituted amino functionalities,enhancing the affinity to uranyl ions via forming synergistic complexes.The CMPs exhibit high Brunauer-Emmett-Teller(BET)surface area,well-developed three-dimensional(3D)networks with hierarchical porosity,and favorable chemical and thermal stability because of the covalently cross-linked structure.Compared with the amino-free counterparts,the adsorption capacity of bifunctional CMPs was increased by almost 70%,from 105 to 174 mg/g,indicating evidently enhanced binding ability to uranium.Moreover,new insights into coordination mechanism were obtained by in-depth X-ray photoelectron spectroscopy(XPS)analysis and density functional theory(DFT)calculation,suggesting a dominant role of the oxime ligands forming a 1:1 metal ions/ligands(M/L)coordination model with uranyl ions while demonstrating the synergistic engagement of the amino functionalities via direct binding to uranium center and hydrogen-bonding involved secondary-sphere interaction.This work sheds light on the underlying principles of ortho-substituted functionalities directed synergistic effect to promote the coordination of amidoxime with uranyl ions.And the synthetic strategy established here would enable the task-specific development of more novel CMP-based functional materials for broadened applications. | Boxuan Yu Lei Zhang Gang Ye Qingzhi Liu Jiongli Li Xudong Wang Jing Chen Shengming Xu Shengqian Ma | 2021 | Nano Research2021,14,3: | 2 |
| 3 | Two-photon AIE probe conjugated theranostic nanoparticles for tumor bioimaging and pH-sensitive drug delivery显示文摘Nanoparticles armed with chemotherapy drug and fluorescence probe have become an effective anticancer strategy for their advantages in cancer diagnosis and treatment.However,fluorophore for diagnostic medicine with deep penetration depth and high resolution are still very rare,while rational designs are also required to improve the tumor retention and target-site drug delivery.Herein,a two-photon fluorophore with aggregation-induced emission and large two-photon absorption cross-section has been designed for two-photon bioimaging,and a novel theranostic nanoplatform is also constructed based on doxorubicin and the two-photon fluorophore conjugated copolymer,P(TPMA-co-AEMA)-PEI(DA)-Blink-PEG (PAEEBlink-DA).The micelles maintain a “stealth” property during blood circulation and is activated in the acidic tumor microenvironment,which triggers the charge-conversion and results in enhanced micellar internalization.Meanwhile,PAEMA chains can convert from hydrophobicity to hydrophilicity with accelerated drug release and particle size expansion.The enlarged particle size would potentially extend the retention time of these micelles.Moreover,a great AIE active two-photon bioimaging with tissue penetration depth up to 150 μm is observed and the in vivo biodistribution of nanoparticles can be traced.The in vivo antitumor results further indicate the obvious reduction of adverse effect and enhanced treatment effect of these micelles,proving that these PAEEBlink-DA micelles would be a potential candidate for tumor theranostic applications. | Boxuan Ma Weihua Zhuang Haiyang He Xin Su Tao Yu Jun Hu Li Yang Gaocan Li Yunbing Wang | 2019 | Nano Research2019,12,7: | 2 |
| 4 | Integrated prodrug micelles with two-photon bioimaging and pH-triggered drug delivery for cancer theranostics显示文摘Nanodrug carriers with fluorescence radiation are widely used in cancer diagnosis and therapy due to their real-time imaging,less side effect,better drug utilization as well as the good bioimaging ability.However,traditional nanocarriers still suffer from unexpectable drug leakage,unsatisfactory tumor-targeted drug delivery and shallow imaging depth,which limit their further application in cancer theranostics.In this study,an integrated nanoplatform is constructed by polymeric prodrug micelles with two-photon and aggregation-induced emission bioimaging,charge reversal and drug delivery triggered by acidic pH.The prodrug micelles can be self-assembled by the TPPEI(DA/DOX)-PEG prodrug polymer,which consists of the two-photon fluorophore(TP),dimethylmaleic anhydride(DA)grafted polyethyleneimine(PEI)and polyethylene glycol(PEG).The PEG segment,DOX and DA are bridged to polymer by acid cleavable bonds,which provides the micelles a‘stealth’property and a satisfactory stability during blood circulation,while the outside PEG segment is abandoned along with the DA protection in the tumor acidic microenvironment,thus leading to charge reversal-mediated accelerated endocytosis and tumor-targeted drug delivery.The great antitumor efficacy and reduced side effect of these pH-sensitive prodrug micelles are confirmed by antitumor assays in vitro and in vivo.Meanwhile,these micelles exhibited great deep-tissue two-photon bioimaging ability up to 150 lm in depth.The great antitumor efficacy,reduced side effect and deep two-photon tissue imaging make the TP-PEI(DA/DOX)-PEG prodrug micelles would be an efficient strategy for theranostic nanoplatform in cancer treatment. | Hong Xu Boxuan Ma Jizhou Jiang Sutong Xiao Rongrong Peng Weihua Zhuang Gaocan Li Yunbing Wang | 2020 | Regenerative Biomaterials2020,7,2: | 1 |
| 5 | Design, Synthesis and Biological Evaluation of Novel Benzothiazole Derivatives Bearing Semicarbazone Moiety as Antitumor Agents显示文摘 | MA Junjie HU Gang XIE Lijun CHEN Lei XU Boxuan GONG Ping | 2015 | Chemical Research in Chinese Universities2015,31,6: | 1 |
| 6 | A fully absorbable biomimetic polymeric micelle loaded with cisplatin as drug carrier for cancer therapy显示文摘cis-dichlorodiammineplatinum(II)(CDDP)-loaded polymeric micelles for cancer therapy have been developed to reduce the serious side effects of cisplatin CDDP.Herein,polymeric micelles incorporated with cisplatin are prepared based on the complexation between CDDP and hydrophilic poly(L-glutamic acid)-b-poly(2-methacryloyloxyethyl phosphorylcholine)(PLG-b-PMPC)diblock copolymers.These CDDP-loaded micelles possess an average size of 91nm with narrow distribution,providing remarkable stability in media containing proteins.The release of CDDP from the micelles is faster at pH 5.0 and pH 6.0 than that at pH 7.4 and in a sustained manner without initial burst release.In addition,there is almost no difference in cellular uptake between these CDDP-loaded micelles and free CDDP.Moreover,in vitro cytotoxicity test shows they possess high efficacy to kill 4T1 cells as compared with free drug.Thus,PLG-b-PMPC copolymer might be a promising carrier for CDDP incorporating in cancer therapy. | Weihua Zhuang Boxuan Ma Gongyan Liu Xiaobing Chen Yunbing Wang | 2018 | Regenerative Biomaterials2018,5,1: | 1 |
| 7 | A biomimetic and pH-sensitive polymeric micelle as carrier for paclitaxel delivery显示文摘As nano-scale drug delivery systems,smart micelles that are sensitive to specific biological environment and allowed for target site-triggered drug release by reversible stabilization of micelle structure are attractive.In this work,a biocompatible and pH-sensitive copolymer is synthesized through bridging poly(2-methacryloyloxyethyl phosphorylcholine)(PMPC)block and poly(D,L-lactide)(PLA)block by a benzoyl imine linkage(Blink).Biomimetic micelles with excellent biocompatibility based on such PLA-Blink-PMPC copolymer are prepared as carriers for paclitaxel(PTX)delivery.Due to the rapid breakage of the benzoyl imine linkage under acidic condition,the micelle structure is disrupted with accelerated PTX release.Such pH-sensitive triggered drug release behavior in synchronization with acidic conditions at tumor site is helpful for improving the utilization of drug and facilitating antitumor efficacy.These micelles can be used as promising drug delivery systems due to their biocompatible and smart properties. | Boxuan Ma Weihua Zhuang Gongyan Liu Yunbing Wang | 2018 | Regenerative Biomaterials2018,5,1: | 1 |
| 8 | Design, Synthesis, Biological Activity and Molecular Docking Study of Coumarin Derivatives Bearing 2-MethyIbiphenyl Moiety显示文摘A hybrid pharmacophore approach was used to design and synthesize a series of coumarin derivatives bearing 2-methylbiphenyl moiety, which were evaluated for their in vitro anticancer activities against four cancer cell lines(MCF-75 A549, H460 and HT29) and PD-1/PD-L1 inhibitory activities. Moreover, several compounds with excellent anticancer activities were selected to evaluate the cytotoxicities against one normal cell line(HEK-293). The most promising compound llo showed the best anticancer activities against the four tested cancer cell lines with the IC50 values of 6.45, 8.65, 6,57 and 8.13 gmol/L, respectively, and displayed weak cytotoxicity on the normal cell(HEK-293). Furthermore, screening of PD-1 /PD-L1 inhibitory activity revealed that compound llo could effectively inhibit the binding of PD-1/PD-L1, and the binding interactions of compound llo with PD-L1 protein were explored by molecular docking. All above evidences showed that compound llo might be worthy of further study as a valuable leading compound for the treatment of cancer. | MA Junjie HUANG Kun NI Xin CHEN Roufen XU Boxuan WANG Cuifang | 2019 | Chemical Research in Chinese Universities2019,35,3: | 0 |