47 Result(s)
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English
Chemistry
Ying-**a Liao
Article
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Article
Antioxidative and antitumour properties of metal(II) solid complexes with 8-acetyl-4-methyl umbelliferone
Six transition metal(II) complexes with 8-acetyl-4-methyl umbelliferone (AMUH), ML2 (L = AMU−; M = Mn, Co, Ni, Cu, Zn and Cd), have been synthesized and characterized by elemental analysis, electrical conductance...
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Identification of human hepatocellular carcinoma-related proteins by proteomic approaches
Hepatocellular carcinoma (HCC) is the most common malignant liver tumor. Analysis of human serum from HCC patients using two-dimensional gel electrophoresis (2DE) combined with nano-high-performance liquid chr...
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Investigation of Pt Catalysts Supported on Multi-Walled Carbon Nanotubes with Various Diameters and Lengths
Platinum electrocatalysts supported on multi-walled carbon nanotubes (MWCNTs) with various diameters and lengths were studied by using transmission electron microscopy (TEM), X-ray photoelectron spectroscopy (...
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Comparison of HPLC/ESI-FTICR MS versus MALDI-TOF/TOF MS for glycopeptide analysis of a highly glycosylated HIV envelope glycoprotein
Defining the structures and locations of the glycans attached on secreted proteins and virus envelope proteins is important in understanding how glycosylation affects their biological properties. Glycopeptide ...
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Thermal properties and liquid crystallinity of side-chain azobenzene copolymer containing pendant polyhedral oligomeric silsequioxanes
Vinylated polyhedral oligomeric silsesquioxane (POSS-M) was prepared by the reaction of POSS containing amine groups with acrylic acid. Azobenzene liquid crystalline copolymer (LCP-POSS) was then synthesized w...
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Molecular modeling and dynamics simulation of a histidine-tagged cytochrome b 5
Although an affinity tag such as six consecutive histidines, (His)6-tag, has been widely used to obtain high quantity of recombinant proteins, little is known about its influences on heme proteins for lack of str...
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Anti-proliferative and pro-apoptotic effect of carvacrol on human hepatocellular carcinoma cell line HepG-2
Carvacrol is one of the members of monoterpene phenol and is present in the volatile oils of Thymus vulgaris, Carum copticum, origanum and oregano. It is a safe food additive commonly used in our daily life, and ...
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Inkjet Printed Prussian Blue Films for Hydrogen Peroxide Detection
An inkjet printing method is described to fabricate hydrogen peroxide (H2O2) sensors. Insoluble Prussian blue (PB) nanoparticles were dispersed in aqueous solvent, and were printed on screen printed carbon electr...
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Interactions of uranyl ion with cytochrome b 5 and its His39Ser variant as revealed by molecular simulation in combination with experimental methods
The biological toxicity of uranyl ion (UO 2 2+ ) lies in interacting with proteins and disrupting their native functions. The structural and functional conseque...
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Dynamics comparison of two myoglobins with a distinct heme active site
Sperm whale myoglobin (swMb) is a well-studied heme protein, both experimentally and theoretically. Comparatively, little attention has been paid to another member of Mb family, Aplysia limacina myoglobin (apMb)....
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Molecular modeling of cytochrome b 5 with a single cytochrome c-like thioether linkage
Bovine liver cytochrome b 5 (cyt b 5), with heme bound noncovalently, has been converted into a cyt c-like protein (cyt b 5 N57C) by constructing a thioether linkag...
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Electrochemistry and biosensing activity of cytochrome c immobilized on a mesoporous interface assembled from carbon nanospheres
We report on an amperometric biosensor for hydrogen peroxide. It is obtained via layer-by-layer assembly of ordered mesoporous carbon nanospheres and poly(diallyldimethylammonium) on the surface of an indium t...
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Rational design of a nitrite reductase based on myoglobin: a molecular modeling and dynamics simulation study
Myoglobin (Mb) is an ideal scaffold protein for rational protein design mimicking native enzymes. We recently designed a nitrite reductase (NiR) based on sperm whale Mb by introducing an additional distal hist...
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Zero-order drug release cellulose acetate nanofibers prepared using coaxial electrospinning
Novel drug-loaded cellulose acetate (CA) nanofibres were prepared by a modified coaxial electrospinning process, after which their zero-order drug release profiles were determined. Using 2 % (w/v) unspinnable ...
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Screen Printed Paper-based Diagnostic Devices with Polymeric Inks
A simple and low-cost fabrication method for paper-based diagnostic devices (PBDDs) is described in this study. Street-available polymer solutions were screen printed onto filter papers to create hydrophobic p...
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One-step Synthesis of Highly Luminescent Nitrogen-doped Carbon Dots for Selective and Sensitive Detection of Mercury(II) Ions and Cellular Imaging
In this paper, nitrogen-doped carbon dots (N-CDs) with high quantum yield (QY) of 40.5% were prepared through a facile and straightforward hydrothermal route. The as-prepared N-CDs exhibited excellent photolum...
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Density functional theory investigation of nonsymmetrically substituted uranyl–salophen complexes
The structures, spectral properties and molecular orbitals of six nonsymmetrically substituted uranyl–salophen complexes were investigated using density functional theory calculations. The results indicated that ...
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A practical ligand-free copper(I) bromide-catalyzed fluoroalkoxylation of unactivated aryl bromides
An efficient ligand-free fluoroalkoxylation of unactivated aryl bromides has been developed, with special attention focused on practicability of the reaction. Without precious metal and organic ligand, the rea...
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Effective Cleavage of β-1,4-Glycosidic Bond by Functional Micelle with l-Histidine Residue
A novel functional surfactant N α-dodecyl-l-histidine (NDH) was synthesized and its micelle was used as mimic of β-1,4-endoglucanase to catalyzed the hydrolysis of methyl-β-d-cellobiosi...
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Computational insight into complex structures of thorium coordination with N, N’- bis(3-allyl salicylidene)-o-phenylenediamine
Theoretical calculations on the structure of Th(IV) complex containing N, N’- bis(3-allyl salicylidene)-o-phenylenediamine (BASPDA) were performed using density functional theory (DFT) at the B3LYP/6-311G** le...
