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Showing 25 to 36 of 14690 entries
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Diastereoselective Synthesis of Dispirobarbiturates through Et3N-Catalyzed [3 + 2] Cycloaddition of Barbiturate-Based Olefins with 3-Isothiocyanato Oxindoles.

The Journal of organic chemistry

Zhao HW, Tian T, Li B, Yang Z, Pang HL, Meng W, Song XQ, Chen XQ.
PMID: 26402054
J Org Chem. 2015 Oct 16;80(20):10380-5. doi: 10.1021/acs.joc.5b01810. Epub 2015 Oct 07.

Under catalysis of 10 mol % of Et3N, the [3 + 2] cycloaddition of barbiturate-based olefins with 3-isothiocyanato oxindoles underwent smoothly and afforded the desired dispirobarbiturates in up to 99% yield with up to 99:1 dr. The relative configuration...

Numerical simulation of vortex dynamics in type-II superconductors in oscillating magnetic field using time-dependent Ginzburg-Landau equations.

Journal of physics. Condensed matter : an Institute of Physics journal

Jafri HM, Ma X, Zhao C, Liang D, Huang H, Liu Z, Chen LQ.
PMID: 28925380
J Phys Condens Matter. 2017 Dec 20;29(50):505701. doi: 10.1088/1361-648X/aa8d82.

Time-dependent Ginzburg-Landau equations were solved by the finite difference scheme for a superconducting sample in steady and oscillating magnetic fields for 3D geometry. The dynamic behaviour of penetrating and leaving magnetic vortices in superconductor with the oscillating magnetic field...

A new class of N-H excited-state intramolecular proton transfer (ESIPT) molecules bearing localized zwitterionic tautomers.

Physical chemistry chemical physics : PCCP

Stasyuk AJ, Chen YT, Chen CL, Wu PJ, Chou PT.
PMID: 27537476
Phys Chem Chem Phys. 2016 Sep 21;18(35):24428-36. doi: 10.1039/c6cp05236c. Epub 2016 Aug 18.

A series of new amino (NH)-type intramolecular hydrogen-bonding (H-bonding) compounds have been strategically designed and synthesized. These molecules comprise a 2-(imidazo[1,2-a]pyridin-2-yl)aniline moiety, in which one of the amino hydrogens was replaced with substituents of different electronic properties. This, together...

Drinking water and liver cancer.

World journal of gastroenterology

Ruan CC, Chen YH, Zhang ZQ.
PMID: 27006586
World J Gastroenterol. 1997 Mar 15;3(1):47-9. doi: 10.3748/wjg.v3.i1.47.

AIM: To study the relationship between the mutagenicity of drinking water and incidence of liver cancer in high liver cancer incidence areas in Guangxi.METHODS: A relationship between the mutagenicity of drinking water and incidence of liver cancer was studied...

Atrial Fibrillation Screening in Nonmetropolitan Areas Using a Telehealth Surveillance System With an Embedded Cloud-Computing Algorithm: Prospective Pilot Study.

JMIR mHealth and uHealth

Chen YH, Hung CS, Huang CC, Hung YC, Hwang JJ, Ho YL.
PMID: 28951384
JMIR Mhealth Uhealth. 2017 Sep 26;5(9):e135. doi: 10.2196/mhealth.8290.

BACKGROUND: Atrial fibrillation (AF) is a common form of arrhythmia that is associated with increased risk of stroke and mortality. Detecting AF before the first complication occurs is a recognized priority. No previous studies have examined the feasibility of...

[Prediction of Encapsulation Temperatures of Copolymer Films in Photovoltaic Cells Using Hyperspectral Imaging Techniques and Chemometrics].

Guang pu xue yu guang pu fen xi = Guang pu

Lin P, Chen YM, Yao ZL.
PMID: 26978932
Guang Pu Xue Yu Guang Pu Fen Xi. 2015 Nov;35(11):3182-6.

A novel method of combination of the chemometrics and the hyperspectral imaging techniques was presented to detect the temperatures of Ethylene-Vinyl Acetate copolymer (EVA) films in photovoltaic cells during the thermal encapsulation process. Four varieties of the EVA films...

Differential Proteomic Analysis of Human Placenta-Derived Mesenchymal Stem Cells Cultured on Normal Tissue Culture Surface and Hyaluronan-Coated Surface.

Stem cells international

Wong TY, Chen YH, Liu SH, Solis MA, Yu CH, Chang CH, Huang LL.
PMID: 27057169
Stem Cells Int. 2016;2016:2809192. doi: 10.1155/2016/2809192. Epub 2015 Dec 29.

Our previous results showed that hyaluronan (HA) preserved human placenta-derived mesenchymal stem cells (PDMSC) in a slow cell cycling mode similar to quiescence, the pristine state of stem cells in vivo, and HA was found to prevent murine adipose-derived...

Producing irreversible topoisomerase II-mediated DNA breaks by site-specific Pt(II)-methionine coordination chemistry.

Nucleic acids research

Wang YR, Chen SF, Wu CC, Liao YW, Lin TS, Liu KT, Chen YS, Li TK, Chien TC, Chan NL.
PMID: 28977544
Nucleic Acids Res. 2017 Oct 13;45(18):10920. doi: 10.1093/nar/gkx806.

No abstract available.

Cuprous oxide nanoparticles inhibit the growth of cervical carcinoma by inducing autophagy.

Oncotarget

Xia L, Wang Y, Chen Y, Yan J, Hao F, Su X, Zhang C, Xu M.
PMID: 28977848
Oncotarget. 2017 May 15;8(37):61083-61092. doi: 10.18632/oncotarget.17854. eCollection 2017 Sep 22.

Cervical carcinoma is one of the main causes of women's cancer, and substantial side effects from standard treatment including platinum-based chemotherapy limit the options for escalation. In this paper, using cervical cancer cell lines and tumor-bearing mice as models,...

Wogonoside inhibits IL-1β induced catabolism and hypertrophy in mouse chondrocyte and ameliorates murine osteoarthritis.

Oncotarget

Tang Q, Zheng G, Feng Z, Tong M, Xu J, Hu Z, Shang P, Chen Y, Wang C, Lou Y, Chen D, Zhang D, Nisar M, Zhang X, Xu H, Liu H.
PMID: 28977876
Oncotarget. 2017 Jun 06;8(37):61440-61456. doi: 10.18632/oncotarget.18374. eCollection 2017 Sep 22.

The inflammatory environment is correlated with extracellular matrix (ECM) degradation and chondrocyte hypertrophy in the development of osteoarthritis (OA). Previous studies have reported the anti-inflammatory effects of wogonoside in several diseases. In the present study, we investigated the protective...

Diversity-Oriented One-Pot Synthesis to Construct Functionalized Chroman-2-one Derivatives and Other Heterocyclic Compounds.

The Journal of organic chemistry

Chen YH, Sun XL, Guan HS, Liu YK.
PMID: 28421761
J Org Chem. 2017 May 05;82(9):4774-4783. doi: 10.1021/acs.joc.7b00461. Epub 2017 Apr 24.

The asymmetric organocatalyzed diversity-oriented one-pot synthesis has been developed to construct chroman-2-one derivatives and other heterocyclic compounds with excellent efficiency and stereoselectivity. The reactions represent a challenging issue, since it altered the inherent selectivity profiles exhibited by the substrates...

Using rare earth elements to constrain particulate organic carbon flux in the East China Sea.

Scientific reports

Hung CC, Chen YF, Hsu SC, Wang K, Chen J, Burdige DJ.
PMID: 27670426
Sci Rep. 2016 Sep 27;6:33880. doi: 10.1038/srep33880.

Fluxes of particulate organic carbon (POC) in the East China Sea (ECS) have been reported to decrease from the inner continental shelf towards the outer continental shelf. Recent research has shown that POC fluxes in the ECS may be...

Showing 25 to 36 of 14690 entries