Chem. Commun.

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Engineering [small beta]-lactamase zymogens for use in protease activity assays

14 July, 2014 - 13:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04549A, CommunicationHajin Kim, Hyun Kyung Yoon, Tae Hyeon Yoo
In this study, the concept of autoinhibition, a mechanism of protein activity regulation, was applied to the design and engineering of a [small beta]-lactamase zymogen. Using this zymogen, a sensitive protease...
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Facile hydrothermal synthesis of CuFeO2 hexagonal platelets/rings and graphene composites as anode material for lithium ion batteries

14 July, 2014 - 13:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03534H, CommunicationYucheng Dong, Chenwei Cao, Ying-San Chui, Juan Antonio Zapien
Delafossite CuFeO2 hexagonal platelets/rings and graphene composites were synthesized by a low temperature hydrothermal method. The formation mechanism of CuFeO2 hexagonal platelets/rings follows the combined effects of both GO and...
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Photodegradation of amyloid [small beta] and reduction of its cytotoxicity to PC12 cells using porphyrin derivatives

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03791J, CommunicationAyumi Hirabayashi, Yutaka Shindo, Kotaro Oka, Daisuke Takahashi, Kazunobu Toshima
A designed synthesized porphyrin-peptide hybrid effectively degraded amyloid [small beta] and neutralized the cytotoxicity to PC12 cells upon photoirradiation.
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Yttrium-catalysed dehydrocoupling of alanes with amines

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04484C, CommunicationAdi E. Nako, Sarah J. Gates, Nicole Schadel, Andrew J. P. White, Mark R. Crimmin
We report [Y{N(SiMe3)2}3] as a precatalyst for the dehydrocoupling of sterically demanding amines with [small beta]-diketiminate stabilised aluminium dihydrides.
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A modular designed copolymer with anti-thrombotic activity and imaging capability

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04649H, CommunicationNan Xie, Ke Feng, Bin Chen, Ming Zhao, Li-Ping Zhang, Chen-Ho Tung, Li-Zhu Wu, Shiqi Peng
Through a modular ROMP (ring-opening metathesis polymerization) strategy, a random copolymer with anti-thrombotic activity and imaging capability has been constructed from RGD, rhodamine B and PEG modified norbornene monomers.
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Improved green-light-emitting pyrotechnic formulations based on tris(2,2,2-trinitroethyl)borate and boron carbide

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04616A, CommunicationThomas M. Klapotke, Burkhard Krumm, Magdalena Rusan, Jesse J. Sabatini
Green-light-emitting pyrotechnic compositions based on tris(2,2,2-trinitroethyl)borate (TNEB) and boron carbide have been investigated.
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Programmed stereoselective assembly of DNA-binding helical metallopeptides

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03606A, CommunicationIlaria Gamba, Gustavo Rama, Elizabeth Ortega-Carrasco, Jean-Didier Marechal, Jose Martinez-Costas, M. Eugenio Vazquez, Miguel Vazquez Lopez
We have applied solid phase peptide synthesis methods for the construction of peptide ligands that coordinate Fe(II) ions and fold into chiral peptide helicates that show great affinity and chiral selectivity for three-way DNA junctions and promising cell-internalization properties.
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Ultrafast colorimetric detection of nucleic acids based on the inhibition of the oxidase activity of cerium oxide nanoparticles

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03841J, CommunicationMoon Il Kim, Ki Soo Park, Hyun Gyu Park
A colorimetric method to detect nucleic acids involving target DNA induced shielding of the oxidase activity of CeO2 NPs is developed.
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Polyoxometalate-functionalized metal-organic frameworks with improved water retention and uniform proton-conducting pathways in three orthogonal directions

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04009K, CommunicationYiwei Liu, Xiao Yang, Jun Miao, Qun Tang, Shumei Liu, Zhan Shi, Shuxia Liu
Polyoxometalate-functionalized MOFs with uniform proton-conducting pathways in three orthogonal directions realized 5 orders of magnitude increase of proton conduction.
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Palladium-catalyzed asymmetric hydrogenation of 3-phthalimido substituted quinolines

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04386C, CommunicationXian-Feng Cai, Wen-Xue Huang, Zhang-Pei Chen, Yong-Gui Zhou
Homogeneous Pd-catalyzed asymmetric hydrogenation of 3-phthalimido substituted quinolines was successfully developed with up to 90% ee.
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Detection of cancer cells using triplex DNA molecular beacons based on expression of enhanced green fluorescent protein (eGFP)

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03925D, CommunicationDongmei Xi, Xindong Wang, Shiyun Ai, Shusheng Zhang
A novel strategy was developed for cancer cell detection using triplex DNA based on expression of enhanced green fluorescent protein.
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Sensitive detection of microRNA by chronocoulometry and rolling circle amplification on a gold electrode

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03330B, CommunicationBo Yao, Yichen Liu, Miyuki Tabata, Huangtianzhi Zhu, Yuji Miyahara
An integrated gold electrode fabricated on a polystyrene substrate was developed for quantitative detection of nucleic acids by rolling circle amplification and chronocoulometry.
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A fluorescent probe for site I binding and sensitive discrimination of HSA from BSA

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03778B, CommunicationJiangli Fan, Wen Sun, Zhenkuan Wang, Xiaojun Peng, Yueqing Li, Jianfang Cao
A fluorescent HSA probe is designed and successfully utilized to detect trace HSA in healthy human urine.
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Self-assembled LiFePO4 nanowires with high rate capability for Li-ion batteries

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04036H, CommunicationLele Peng, Yu Zhao, Yu Ding, Guihua Yu
A novel LiFePO4 nanoarchitecture composed of self-assembled single-crystalline nanowires exhibits high rate capability as a promising cathode.
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Phase transfer and dispersion of reduced graphene oxide nanosheets using cluster suprasurfactants

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04091K, CommunicationShan Wang, Haolong Li, Liying Zhang, Bao Li, Xiao Cao, Guohua Zhang, Shilin Zhang, Lixin Wu
Surfactant-encapsulated polyoxometalates (SEP) can act as cluster suprasurfactants to transfer reduced graphene oxide (RGO) from water to low polar organic solvents with single-layer RGO dispersion.
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Facile regiospecific synthesis of 2,3-disubstituted indoles from isatins

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04555F, CommunicationXiaowei Dou, Weijun Yao, Shan Wen, Yixin Lu
A facile regiospecific synthesis of 2,3-disubstituted indoles from isatins has been developed.
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Palladium/sulfoxide-phosphine-catalyzed highly enantioselective allylic etherification and amination

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03920C, CommunicationBin Feng, Hong-Gang Cheng, Jia-Rong Chen, Qiao-Hui Deng, Liang-Qiu Lu, Wen-Jing Xiao
Pd-catalyzed asymmetric allylic etherification and amination with a wide range of O- and N-nucleophiles using a chiral sulfoxide-phosphine ligand have been developed (up to 97% yield, 98.5% ee).
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Transparent conducting p-type thin films of c-axis self-oriented Bi2Sr2Co2Oy with high figure of merit

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03800B, CommunicationRenhuai Wei, Xianwu Tang, Ling Hu, Zhenzhen Hui, Jie Yang, Hongmei Luo, Xuan Luo, Jianming Dai, Wenhai Song, Zhaorong Yang, Xuebin Zhu, Yuping Sun
Transparent conducting p-type Bi2Sr2Co2Oy thin films show c-axis self-orientation with high figure of merit by a solution method.
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Biodegradable large compound vesicles with controlled size prepared via the self-assembly of branched polymers in nanodroplet templates

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC02836H, CommunicationLong-Hai Wang, Xiao-Man Xu, Chun-Yan Hong, De-Cheng Wu, Zhi-Qiang Yu, Ye-Zi You
Generally, it is very difficult to control the size of large compound vesicles.
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Facile preparation of black Nb4+ self-doped K4Nb6O17 microspheres with high solar absorption and enhanced photocatalytic activity

14 July, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04432K, CommunicationChao Zhou, Yufei Zhao, Lu Shang, Yinhu Cao, Li-Zhu Wu, Chen-Ho Tung, Tierui Zhang
Black Nb4+ self-doped K4Nb6O17 microspheres with high solar absorption and enhanced visible-light-driven photocatalytic H2 production activity were prepared for the first time through a facile UV light photoreduction method.
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