CCL

CCL 2018 29( 09) Published: 22 September 2018

Reviews

Rational design and biomedical applications of DNA-functionalized upconversion nanoparticles

Xinwen Liu, Meng Liu, Jiajia Chen, Zhihao Li, Quan Yuan

CCL 2018 Vol. 29 (09): 1321-1332 DOI:10.1016/j.cclet.2018.03.004

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In this review, we mainly introduced recent progress of DNA-functionalized upconversion materials, providing an overview of the design and applications in biosensing, bioimaging and disease therapy. The challenges and future perspectives are also discussed, aiming to promote their applications in materials science and biomedicine.

Structural characterizations of protonated homodimers of amino acids:Revealed by infrared multiple photon dissociation (IRMPD) spectroscopy and theoretical calculations

Lifu Ma, Juan Ren, Ruxia Feng, Kailin Zhang, Xianglei Kong

CCL 2018 Vol. 29 (09): 1333-1339 DOI:10.1016/j.cclet.2018.02.008

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Photon affinity can serve as a probe for predicting the structures of protonated homodimers of amino acids.

Communications

A five-component one-pot synthesis of phosphatidylinositol pentamannoside (PIM₅)

Dong Wang, De-Cai Xiong, Xin-Shan Ye

CCL 2018 Vol. 29 (09): 1340-1342 DOI:10.1016/j.cclet.2017.12.014

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A practical and efficient synthesis of phosphatidylinositol pentam annoside (PIM₅) was achieved based on a five-component one-pot sequential glycosylation protocol with exclusive regio- and stereo-selectivity.

A homopolymer based on double B ←N bridged bipyridine as electron acceptor for all-polymer solar cells

Xiaojing Long, Chuandong Dou, Jun Liu, Lixiang Wang

CCL 2018 Vol. 29 (09): 1343-1346 DOI:10.1016/j.cclet.2018.01.052

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A homopolymer based on double B ← N bridged bipyridine was reported as a novel polymer electron acceptor. The resulting all-polymer solar cells show power conversion efficiencies of 2.44%–3.04%.

Photo-responsive nanoparticles for β-lapachone delivery in vitro

Huibo Li, Changmai Chen, Qin An, Guoyan Huo, Mingtao Run

CCL 2018 Vol. 29 (09): 1347-1349 DOI:10.1016/j.cclet.2017.11.025

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We reported a one-step encapsulation of indocyanine green (ICG) in ZIF-8 nanoparticles (NPs). The as-prepared ICG@ZIF-8 NPs possess an absorption band in the near infrared region and have the good photothermal conversion efficiency.

Morphology control and photocatalytic characterization of WO₃ nanofiber bundles

Ying Zhang, Defeng Zhang, Xinyu Xu, Bingsen Zhang

CCL 2018 Vol. 29 (09): 1350-1354 DOI:10.1016/j.cclet.2018.03.009

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WO₃ nanofiber bundles with high photocatalytic activity have been synthesized through the soluble salt-assisted hydrothermal method.

Mechanism of rhodium(III)-catalyzed formal C(sp³)-H activation/spiroannulation of α-arylidene pyrazolones with alkynes:A computational study

Hongyan Zou, Zhong-Liang Wang, Yang Cao, Genping Huang

CCL 2018 Vol. 29 (09): 1355-1358 DOI:10.1016/j.cclet.2017.10.034

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DFT calculations were performed to investigate the rhodium-catalyzed formal C(sp³)-H activation/ spiroannulation of α-arylidene pyrazolones with alkynes. The calculations indicate that the spiroannulation through the proposed C-C reductive elimination is kinetically unfeasible. Instead, the C-C coupling from the eight-membered rhodacycle was proposed to account for the experimental results

Metal-free catalytic enantioselective silylation of aromatic aldehydes in water

Yuwen Huo, Panpan Shen, Wenzeng Duan, Zhen Chen, Chun Song, Yudao Ma

CCL 2018 Vol. 29 (09): 1359-1362 DOI:10.1016/j.cclet.2017.12.005

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One-step access to chiral α-hydroxysilanes by metal-free catalytic enantioselective silylation of aromatic aldehydes in water was achieved for the first time.

Copper-catalyzed three-component reaction of imidazo[1,2-a]pyridine with elemental sulfur and arylboronic acid to produce sulfenylimidazo[1,2-a]pyridines

Genhua Xiao, Hao Min, Zhilei Zheng, Guobo Deng, Yun Liang

CCL 2018 Vol. 29 (09): 1363-1366 DOI:10.1016/j.cclet.2017.12.013

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A copper-catalyzed three-component reaction for the synthesis of sulfenylimidazo[1,2-a]pyridines using elemental sulfur as the sulfenylating agents has been developed.

Smart synthesis of silver nanoparticles supported in porous polybenzoxazine nanocomposites via a main-chain type benzoxazine resin

Kan Zhang, Zhikun Shang, Jinyun Wang, Shuping Wu, Maiyong Zhu, Songjun Li

CCL 2018 Vol. 29 (09): 1367-1371 DOI:10.1016/j.cclet.2017.10.040

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Novel silver nanoparticles immobilized on macroporous polybenzoxazine nanocomposites were prepared as catalysts for catalytic reduction reaction.

Anion recognition with porphyrin-bottomed tetraurea receptors

Wei Lin, Tian-Yong Cen, Shu-Ping Wang, Zibin Zhang, Jing Wu, Jianying Huang, Shijun Li

CCL 2018 Vol. 29 (09): 1372-1374 DOI:10.1016/j.cclet.2017.10.029

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Three tetraurea-appended porphyrin-derived anion receptors were synthesized and were found to efficiently encapsulate various anions with high association constants of up to 1.1×10⁸ L/mol.

Exploring the N-terminus region:Synthesis, bioactivity and 3D-QSAR of allatostatin analogs as novel insect growth regulators

Meizi Wang, Li Zhang, Xianwei Wang, Yun Ling, Xiaoqing Wu, Xinlu Li, Yiduo Mi, Xinling Yang

CCL 2018 Vol. 29 (09): 1375-1378 DOI:10.1016/j.cclet.2017.11.022

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Two series of peptidomimetic analogs with different substituents on the N-terminus region were designed and synthesized to explore the relationship between the structure and the inhibition activity in vitro. In addition, 3D-QSAR study was performed to highlight the structural requirements of AST analogs.

Rapid detection of organophosphorus pesticide residue on Prussian blue modified dual-channel screen-printed electrodes combing with portable potentiostat

Qianwei Shi, Yuanjie Teng, Yuchao Zhang, Wenhan Liu

CCL 2018 Vol. 29 (09): 1379-1382 DOI:10.1016/j.cclet.2017.11.023

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A new method consisted of a dual-channel screen-printed electrode (DSPE) efficient modified with Prussian blue and acetylcholinesterase was developed for the rapid detection of organophosphorus pesticide residues.

Selective fluorescence labeling and sensitive determination of Staphylococcus aureus by microchip electrophoresis with a multiple-concentration approach

Yan Zhang, Yi Zhang, Yating Zhang, Luqi Zhu, Pingang He, Qingjiang Wang

CCL 2018 Vol. 29 (09): 1383-1386 DOI:10.1016/j.cclet.2017.10.026

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In this paper we explored the use of fluorescently labelled vancomycin to specifically bind and detect Staphylococcus aureus based on an on-line multiple-concentration on microchip electrophoresis.

Immobilization of acetylcholinesterase on functionalized SBA-15 mesoporous molecular sieve for detection of organophosphorus and carbamate pesticide

Yin Rui, Xiaomei Wu, Baodi Ma, Yi Xu

CCL 2018 Vol. 29 (09): 1387-1390 DOI:10.1016/j.cclet.2017.10.033

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A novel method for the immobilization of acetylcholinesterase (AChE) on amino modified SBA-15 mesoporous molecular sieves was developed via electrostatic adsorption and glutaraldehyde crosslinking. The immobilized AChE could be exploited as a fast, sensitive and low-cost biocatalyst towards the detection of pesticides residues which could be stored at room temperature for a long time.

High-throughput measurements of ciprofloxacin, clomipramine and fexofenadine hydrochlorides with an 8-channel electrical titrator

Xuzhi Zhang, Qianqian Yang, Xuchang Zhang, Pingping Wang, Zhihui Hao, Jun Zhao, Keming Qu

CCL 2018 Vol. 29 (09): 1391-1394 DOI:10.1016/j.cclet.2017.11.005

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By employing a developed automatic eight-channel electrical titrator, ciprofloxacin, clomipramine and fexofenadine hydrochlorides are determined in batch, respectively, with satisfactory accuracy and precision. It shows a higher efficiency superior to traditional titration method, and maximally 30 measurements per minute can be completed.

Multilevel profiling and identification of Dalbergia odorifera and Dalbergia stevensonii by FTIR, NMR and GC/MS

Fang Wang, Anmin Huang, Xiaoqian Yin, Wenshu Wang, Jianbo Chen

CCL 2018 Vol. 29 (09): 1395-1398 DOI:10.1016/j.cclet.2017.11.007

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Chemical differences of the extractives revealed by FTIR methods can be further confirmed by ¹H NMR and ¹³C NMR. Meanwhile, the volatile compounds in the extractives can be identified by GC/MS

Preparation and chromatographic evaluation of a chiral stationary phase based on carboxymethyl-β-cyclodextrin for high-performance liquid chromatography

Min Zhou, Yuande Long, Yonggang Zhi, Xiaoying Xu

CCL 2018 Vol. 29 (09): 1399-1403 DOI:10.1016/j.cclet.2017.10.039

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A novel chiral stationary phase (CSP) was prepared by chemically bonding carboxymethyl-β-cyclodextrin (CM-β-CD) onto 3-aminopropyl silica gel and showed excellent enantioseparation abilities for a broad range of chiral compounds and drugs.

Silver(II) 5,10,15,20-tetra(ethoxycarbonyl) porphyrin:An unexpected six-coordinate linear assembled structure

Hua-Hua Wang, Hai-Yang Liu, Fan Cheng, Atif Ali, Lei Shi, Xin-Yan Xiao, Chi-Kwong Chang

CCL 2018 Vol. 29 (09): 1404-1408 DOI:10.1016/j.cclet.2017.12.027

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A novel six-coordinated silver porphyrin linear assembly was observed in silver(II) 5,10,15,20-tetra(ethoxycarbonyl) porphyrin crystal.

Extended structural materials constructed from sulfate-centered Preyssler-type polyoxometalate with excellent electrocatalytic property

Na Zhang, Luying Hong, Aifang Geng, Jinghui Yan, Shuang Yao, Zhiming Zhang

CCL 2018 Vol. 29 (09): 1409-1412 DOI:10.1016/j.cclet.2017.12.003

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The sulfate-centered Preyssler-type polyoxometalate was firstly used to construct inorganic-organic hybrid materials, which exhibits excellent electrocatalytic activity toward reduction of H₂O₂ and NO₂^-.

Active carbon supported S-promoted Bi catalysts for acetylene hydrochlorination reaction

Di Hu, Lu Wang, Feng Wang, Jide Wang

CCL 2018 Vol. 29 (09): 1413-1416 DOI:10.1016/j.cclet.2017.12.017

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We synthesized a S doped Bi/AC catalyst for acetylene hydrochlorination. The addition of H₂SO₄ changes the structure of the Bi atoms in the catalyst, resulting in the improvement of the specific surface areas and catalytic efficiency of the Bi-based catalyst under reaction conditions.

Synergistic effects of CdS in sodium titanate based nanostructures for hydrogen evolution

Fei Wang, Zigui Kan, Fei Cao, Qi Guo, Yinlong Xu, Caiyu Qi, Caolong Li

CCL 2018 Vol. 29 (09): 1417-1420 DOI:10.1016/j.cclet.2017.11.030

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Synergistic effect of CdS decorated sodium titanate nanostructures showed enhanced H₂ production abilities. The confinement effect and synergistic effect of decorated CdS inside the sodium titanate nanotubes are investigated.

ICG@ZIF-8:One-step encapsulation of indocyanine green in ZIF-8 and use as a therapeutic nanoplatform

Chao Yang, Jing Xu, Dandan Yang, Xiaoxiao Wang, Bin Liu, Nongyue He, Zhifei Wang

CCL 2018 Vol. 29 (09): 1421-1424 DOI:10.1016/j.cclet.2018.02.014

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This work reported a one-step encapsulation of indocyanine green (ICG) in ZIF-8 nanoparticles (NPs), which possess an absorption band in the near infrared region and have the good photothermal conversion efficiency. The in vivo and in vitro studies show that, after loading DOX, ICG@ZIF-8-DOX NPs exhibit the chem-band photothermal synergistic therapy for tumor.