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Invasive Reaction Assisted Strand-displacement Signal Amplification for Sensitive DNA Detection

Chem. Commun. - 15 September, 2014 - 05:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06079B, CommunicationBingjie Zou, Qinxin Song, Jianping Wang, Yunlong Liu, Guohua Zhou
A novel DNA detection assay was proposed by invasive reaction coupled with molecular beacon assisted strand-displacement signal amplification (IRASA). Target DNAs are firstly hybridized to two probes to initiate invasive...
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Porous polymer-based monolithic layers enabling pH triggered switch between superhydrophobic and superhydrophilic properties

Chem. Commun. - 15 September, 2014 - 05:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05915H, CommunicationYongqin Lv, Yao Cao, Frantisek Svec, Tianwei Tan
A pH-responsive surface layers consisting of porous polymer monolith containing thiol groups has been prepared via "thiol-ene" click reaction using the mixture of hydrophobic and ionizable unsaturated "ene" compounds. Proportion...
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Bio-inspired enol-degradation for multipurpose oxygen sensing

Chem. Commun. - 15 September, 2014 - 05:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05831C, CommunicationYumo Zhang, Xiaojun Wang, Wen Li, Weiran Zhang, Minjie Li, Sean Xiao-An Zhang
Inspired by the enol-degradation of luciferin, a new oxygen sensor with oppositely changed colour and fluorescence has been designed. This new reaction-based dual mode sensor can not only be used...
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Potential-controlled rotaxane molecular shuttles based on electron-deficient macrocyclic complexes

Chem. Commun. - 15 September, 2014 - 05:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06718E, CommunicationMateusz Wozny, Joanna Pawlowska, Karolina Maria Tomczyk, Renata Bilewicz, Bohdan Korybut-Daszkiewicz
This communication reports novel sandwich-like rotaxane shuttle, which exhibits unique mode of potential-controlled behaviour. Two dynamic processes occur simultaneously - conformational "unfolding" of the DADA stack accompanies translocation of the...
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Monocrystalline mesoporous metal oxide with perovskite structure: a facile solid-state transformation of coordination polymer

Chem. Commun. - 15 September, 2014 - 05:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06101B, CommunicationLi Xu, Fan-Xing Bu, Ming Hu, Chuan-Yin Jin, Dongmei Jiang, Zhenjie Zhao, Qinghong Zhang, Ji-Sen Jiang
Monocrystalline mesoporous BiFeO3 crystals were obtained via a multi-step single-crystalline to single-crystalline transformation of a coordination polymer, Bi[Fe(CN)6][round bullet, filled]4H2O. The unique transformation process significantly decreased the crystallization temperature of metal oxide...
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Direct Enzyme-Substrate Affinity Determination by Real-Time Hyperpolarized 13C-MRS

Chem. Commun. - 15 September, 2014 - 05:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05418K, CommunicationLanette J Friesen-Waldner, Curtis N Wiens, Trevor P Wade, Kundan Thind, Kevin J Sinclair, Yonatan Hovav, J. Moshe Gomori, Jacob Sosna, Charles A McKenzie, Rachel Katz-Brull
A specialized kinetic analysis of real-time hyperpolarized [1,1,2,2-D4, 1-13C]choline 13C-magnetic resonance spectroscopy, enabled determination of initial rates of metabolic enzyme activity (choline oxidase), enzyme-substrate affinity (Km), and inhibition. In a...
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On the Interaction of Copper(II) with Disulfiram

Chem. Commun. - 15 September, 2014 - 05:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04767B, CommunicationDavid Lewis, Parikshit Deshmukh, Aleksander A Tedstone, Floriana Tuna, Paul O'Brien
In combination with copper(II) ions, disulfiram has been reported potentially to be a potent anticancer agent based on in vitro results. The interaction of DSF with copper(II) chloride in solution...
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A dual amplification strategy for DNA detection combining bio-barcode assay and metal-enhanced fluorescence modality

Chem. Commun. - 15 September, 2014 - 05:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05554C, CommunicationZhenpeng Zhou, Tian Li, Hongduan Huang, Yang Chen, Feng Liu, Cheng Zhi Huang, Na Li
The silver-enhanced fluorescence was coupled with the bio-barcode assay to facilitate a dual amplification assay to demonstrate a non-enzymatic approach for simple and sensitive detection of DNA. In the assay...
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Multiplex Isotope Dimethyl Labeling of Substrate Peptides for High Throughput Kinase Activity Assay via Quantitative MALDI MS

Chem. Commun. - 15 September, 2014 - 05:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04906C, CommunicationDeng Zhenzhen, M.-L. Ye, Yangyang Bian, Zheyi Liu, Fangjie Liu, Chunli Wang, Hongqiang Qin, Hanfa Zou
A simple, cost-effective and high throughput method was developed for multiplexed kinase activity assay based on the multiplex isotope labeling of designed substrate peptides. This strategy was successfully applied to...
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In Situ Forming Enzyme-free Hydrogels via Ferromagnetic Microbeads-assisted Enzymatic Cross-linking

Chem. Commun. - 15 September, 2014 - 05:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04436C, CommunicationJin Woo Bae, Bae Young Kim, Eugene Lih, Jong Hoon Choi, Yunki Lee, Ki Dong Park
In situ formation of horseradish peroxidase (HRP)-free gelatin hydrogels was achieved via ferromagnetic microbeads-assisted enzymatic cross-linking. Gelation time and mechanical stiffness of the hydrogels could be tuned in situ, which...
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A biferrocenium salt containing paramagnetic tetracyanoquinodimethane hexamers: Charge disproportionation via donor-acceptor interactions

Chem. Commun. - 15 September, 2014 - 05:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06888B, CommunicationTomoyuki Mochida, Yusuke Funasako, Kazuyuki Takahashi, Makoto Inokuchi, Takahiro Sakurai, Shohei Ikeda, Hitoshi Ohta, Hatsumi Mori, Mikio Uruichi
[Dineopentyl-biferrocene]2[Cl1TCNQ]7, which has an unprecedented high donor-acceptor ratio of 2:7, contains a linear paramagnetic hexamer of Cl1TCNQ. Both the donor and acceptor molecules exhibit charge disproportionation in the crystal through...
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Silver and magnetic nanoparticles for sensitive DNA detection by SERS

Chem. Commun. - 15 September, 2014 - 05:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06335J, CommunicationTara Donnelly, W. Ewen Smith, Karen Faulds, Duncan Graham
The first reported combination of functionalised silver nanoparticles and silver-coated magnetic nanoparticles in a stable sandwich assay for DNA detection using SERS.
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Highly efficient iridium-catalyzed asymmetric hydrogenation of [small beta]-acylamino nitroolefins

Chem. Commun. - 15 September, 2014 - 05:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05815A, CommunicationQiaozhi Yan, Man Liu, Duanyang Kong, Guofu Zi, Guohua Hou
A highly Ir-catalyzed enantioselective hydrogenation of [small beta]-acylamino nitroolefins is first reported, which provides straightforward access to chiral [small beta]-amino nitroalkanes in excellent enantioselectivities (up to >99.9% ee).
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Base-cleavable microarrays for the characterization of DNA and RNA oligonucleotides synthesized in situ by photolithography

Chem. Commun. - 15 September, 2014 - 05:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05771F, CommunicationJory Lietard, Nicole Kretschy, Matej Sack, Alexander S. Wahba, Mark M. Somoza, Masad J. Damha
DNA and RNA oligonucleotides synthesized in situ on microarrays were cleaved, collected and characterized by LC-MS.
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Gas-liquid interface-mediated room-temperature synthesis of "clean" PdNiP alloy nanoparticle networks with high catalytic activity for ethanol oxidation

Chem. Commun. - 15 September, 2014 - 05:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06026A, CommunicationRongfang Wang, Yuanyuan Ma, Hui Wang, Julian Key, Shan Ji
PdNiP alloy nanoparticle networks prepared via a gas-liquid interface reaction had markedly high activity and durability for ethanol oxidation.
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Visualized detection of melamine in milk by supramolecular hydrogelations

Chem. Commun. - 15 September, 2014 - 05:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05826G, CommunicationJianwu Zhang, Caiwen Ou, Yang Shi, Ling Wang, Minsheng Chen, Zhimou Yang
We reported on a simple assay for visualized detection of melamine in milk by supramolecular hydrogelations.
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Copper-catalyzed sequential N-arylation of C-amino-NH-azoles

Chem. Commun. - 15 September, 2014 - 05:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05628K, CommunicationD. Nageswar Rao, Sk. Rasheed, Ram A. Vishwakarma, Parthasarathi Das
Copper(II)-catalyzed boronic acid promoted C-N bond cross-coupling reactions have been developed for sequential N-arylation of C-amino-NH-azoles.
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Selective difluoroalkylation of alkenes by using visible light photoredox catalysis

Chem. Commun. - 15 September, 2014 - 05:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05467A, CommunicationChunghyeon Yu, Naeem Iqbal, Sehyun Park, Eun Jin Cho
A variety of alkenes have been selectively transformed into important fluoroalkyl motifs, difluoroalkylated alkanes and alkenes by visible light photocatalysis.
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Sb nanoparticles decorated N-rich carbon nanosheets as anode materials for sodium ion batteries with superior rate capability and long cycling stability

Chem. Commun. - 15 September, 2014 - 05:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05989A, CommunicationXianlong Zhou, Yiren Zhong, Mei Yang, Meng Hu, Jinping Wei, Zhen Zhou
The composite of Sb nanoparticles decorated N-rich carbon nanosheets exhibited superior rate capability and cycling stability as a Na-ion battery anode.
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Resistivity peaks and magnetic properties of an annealed graphene

Chem. Commun. - 15 September, 2014 - 05:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05703A, CommunicationChang-Soo Park, Yu Zhao, Heetae Kim, Yoon Shon, Eun Kyu Kim
We report on the transport and magnetic properties of graphene annealed at 800 [degree]C under an Ar atmosphere.
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