Royal Society of Chemistry

Protein-Based Fluorescent Metal Nanoclusters for Small Molecular Drug Screening

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06914E, CommunicationYong Yu, Siu Yee New, Jianping Xie, Xiaodi Su, Yen Nee Tan
A facile drug screening method based on synthesizing fluorescent gold nanoclusters inside albumin proteins loaded with small molecular drugs and comparing the relative fluorescence intensities of the resultant gold nanoclusters...
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Novel magnetic nickel telluride nanowires decorated with thorn: Synthesis and their intrinsic peroxidase-like activity for detection of glucose

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06684G, Communicationlijuan wan, Jin-Huai Liu, Xing-Jiu Huang
The magnetic nickel telluride with thorny nanostructure is directly synthesized for the first time via a hydrothermal method. They were used to detect H2O2 and glucose with a limit of...
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Phosphatase mechanism of bifunctional kinase/phosphatase AceK

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05375C, CommunicationShu Wang, Qingya Shen, Guangju Chen, Jimin Zheng, Hongwei Tan, Zongchao Jia
We have revealed that bifunctional AceK kinase/phosphatase utilizes a stepwise addition-elimination mechanism in its dephosphorylation reaction. This work explains how AceK enables opposite kinase and phosphatase activities with Asp477 and...
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Organocatalytic asymmetric strategies to carbocyclic structures by [gamma]-alkylation-annulation sequences

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06556E, CommunicationBjarke Skyum Donslund, Kim Soholm Halskov, Lars Astrup Leth, Bruno Matos Paz, Karl Anker Jorgensen
Attractive carbocyclic structures are accessed via a highly regio- and enantioselective aminocatalytic [gamma]-addition of cyclic enals to vinyl phosphonates followed by a one-pot intramolecular Horner-Wadsworth-Emmons reaction. It is also demonstrated...
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A chameleon catalyst for nonheme iron-promoted olefin oxidation

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06164K, CommunicationShyam Iyer, Maedeh M. Javadi, Yan Feng, Min Young Hyun, Williamson N. Oloo, Cheal Kim, Lawrence Que Jr.
We report the chameleonic reactivity of two nonheme iron catalysts for olefin oxidation with H2O2. In the absence of acetic acid, the catalysts favor the cis-dihydroxylation of electron-poor olefins, but...
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Novel Triarylamine-based Polybenzoxazines with Donor-Acceptor System for Polymeric Memory Devices

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06385F, CommunicationGuey-Sheng Liou, Lu-Chi Lin, Hung-Ju Yen, Chih-Jung Chen, Chia-Liang Tsai
Novel polybenzoxazines consisting of electron-donating triphenylamine derivatives and electron-withdrawing 4,4׳-diphenyl sulfone moieties were successfully prepared by the thermally induced ring-opening reaction of the corresponding PB precursors and utilized for memory...
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Significant promotion effect of carbon nanotubes on the electrocatalytic activity of supported Pd NPs for ethanol oxidation reaction of fuel cells: The role of inner tubes

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06185C, CommunicationJin Zhang, Yi Cheng, Shanfu Lu, Lichao Jia, Pei Kang Shen, San Ping Jiang
The inner tubes of carbon nanotubes (CNTs) have significant promotion effect on the electrocatalytic activity of Pd nanoparticles (NPs) on the ethanol oxidation of direct alcohol fuel cells (DAFCs) and...
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Versatile palladium-catalyzed C-H olefination of (hetero)arenes at room temperature

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05827E, CommunicationZhijie She, Yang Shi, Yumin Huang, Yangyang Cheng, Feijie Song, Jingsong You
The room-temperature oxidative C-H/C-H cross-couplings between (hetero)arenes and alkenes, coumarins or quinones have been reported by using a highly electrophilic palladium species [Pd(TFA)2] generated in situ from Pd(OAc)2 and TFA...
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A Luminescent Europium (III)-[small beta]-diketonate complex Hosted in Nanozeolite L as a Turn-On Sensor for Basic Molecules

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05635C, CommunicationHuanrong Li, Yuzhao Zhang, yige Wang, Yanji Wang, Peng Li
The luminescence efficiency of Eu3+-[small beta]-diketonate complexes entrapped within the channels of nanozeolite L is severely decreased by the acid environment in the channels. The neutralization of the acid sites can...
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Live Cell Off-target Identification of Lapatinib Using Ligand-Directed Tosyl Chemistry

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05885B, CommunicationKei Yamaura, Keiko Kuwata, Tomonori Tamura, Yoshiyuki Kioi, Yousuke Takaoka, Shigeki Kiyonaka, Itaru Hamachi
We describe ligand-directed tosyl (LDT) chemistry is applicable to off-target identification in live cells. Lapatinib (Lap)-based LDT reagents labeled not only a receptor tyrosine kinase, HER2, target protein, but also...
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A trio of nanoswitches in redox-potential controlled communication

Chem. Commun. - 10 hours 4 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05773B, CommunicationSusnata Pramanik, Soumen De, Michael Schmittel
A potential-controlled two-step bidirectional communication protocol between three nanoswitches is set up, in which ligand followed by metal-ion oxidation drives two subsequent metal ion translocations changing the switching state at each switch.
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Ruthenium-Catalyzed Double-Fold C-H Tertiary Alkoxycarbonylation of Arenes Using Di-tert-butyl Dicarbonate

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05173D, CommunicationXiaohu Hong, Hao Wang, Bingxin Liu, Bin Xu
An efficient ruthenium-catalyzed double-fold C-H bond alkoxycarbonylation of arylpyrimidines and aldimines was developed using commercial available di-tert-butyl dicarbonate as the tertiary esterification reagent, which leads to an efficient access to...
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Tunable self-assembly properties of amphiphilic phosphole alkynylgold(I) complexes through variation of the extent of the aromatic [small pi]-surface at the alkynyl moieties

Chem. Commun. - 10 hours 4 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05247A, CommunicationEugene Yau-Hin Hong, Hok-Lai Wong, Vivian Wing-Wah Yam
A new class of amphiphilic phosphole alkynylgold(I) complexes was synthesized and was demonstrated to display sheet-like nanostructures in aqueous DMSO solution.
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MNAzymes provide a universal mechanism for triggering DNAzyme synthesis cascades

Chem. Commun. - 10 hours 4 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05919K, CommunicationSimon M. Bone, Alison V. Todd
Herein we utilize target-specific MNAzymes to activate novel, universal primer molecules and trigger DNAzyme signal amplification cascades.
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A Lysosome-targeted Fluorescent Chemodosimeter for Monitoring Endogenous and Exogenous Hydrogen Sulfide in In-Vivo Imaging

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05539J, CommunicationXiao Ju Zou, Yi Cheng Ma, Lin E Guo, Wen Xiang Liu, Mei Juan Liu, Cheng Gang Zou, Ying Zhou, Jun Feng Zhang
A lysosome-targeted fluorescence chemodosimeter, 1, was developed for monitoring endogenous and exogenous H2S in in-vivo imaging of HeLa cells, D. melanogaster and C. elegans. In the tests of mutated C....
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Organic Nanoparticles with Aggregation-induced Emission for Tracking Bone Marrow Stromal Cell in the Rat Ischemic Stroke Model

Chem. Commun. - 10 hours 4 min ago
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06921H, CommunicationKai Li, Mie Yamomoto, Su Jing Chan, Mun Yee Chiam, Wei Qin, Peter Tsun Hon Wong, Evelyn KF Yim, Ben Zhong Tang, Bin Liu
With the rapid development of stem cell therapy, it has been increasingly important to understand the cell fate (eg., location, migration, interaction, and differentiation) of transplanted cells in a living...
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Formation of persulphate from sodium sulphite and molecular oxygen catalysed by H5PV2Mo10O40 - aerobic epoxidation and hydrolysis

Chem. Commun. - 10 hours 4 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06304J, CommunicationAmir Rubinstein, Raanan Carmeli, Ronny Neumann
Electron transfer from sulphite to H5PV2Mo10O40 initiates catalytic aerobic epoxidation of alkenes.
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Unprecedented formation of polycyclic diazadiborepine derivatives through cage deboronation of m-carborane

Chem. Commun. - 10 hours 4 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06261B, CommunicationNicole Harmgarth, Cristian G. Hrib, Volker Lorenz, Liane Hilfert, Frank T. Edelmann
An unprecedented deboronation reaction of an icosahedral carborane is reported, in which a BH group is detached from the cage and incorporated into a nido-carborane-anellated diazadiborepine ring.
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Gels and threads: mussel-inspired one-pot route to advanced responsive materials

Chem. Commun. - 10 hours 4 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05293E, CommunicationM. Krogsgaard, A. Andersen, H. Birkedal
Self-healing hydrogels are obtained in a one-pot reaction between tannic acid, trivalent metal ions and polyallylamine. At high concentrations, meter-long threads could be drawn from low pH solutions.
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Assembly of antimony doped tin oxide nanocrystals into conducting macroscopic aerogel monoliths

Chem. Commun. - 10 hours 4 min ago

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05648E, CommunicationFelix Rechberger, Gabriele Ilari, Markus Niederberger
We present the 3-dimensional assembly of preformed antimony doped tin oxide nanocrystals into conducting centimeter-sized aerogel monoliths.
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