Chemical sciences topic list of research papers
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Simultaneous determination of amlodipine, valsartan and hydrochlorothiazide by LC–ESI-MS/MS and its application to pharmacokinetics in rats
Abstract Polypill is a fixed-dose combination that contains three or more active ingredients used as a single daily pill to achieve a large effect in preventing cardiovascular disease with minimal adverse effects. A novel and accurate liquid...
2013 / Shankar Ganesh Gadepalli, Pragney Deme, Madhusudana Kuncha, Ramakrishna Sistla -
Substitution reactions of cis-dichloro(2,2′-biquinoline)palladium(II) with amino acids
Abstract The substitution reactions of the 2,2′-biquinoline (biq) complex cis-[Pd(biq)Cl2] with different amino acids, namely, glycine (glyH), l-serine (serH), l-tyrosine (tyrH), l-phenylalanine (pheH) and l-alanine (alaH) have been investigated....
2014 / Mukarram H. Zaghal, Manar S. Bani Saeed, Amer A.G. Abdel Hamid, Basem F. Ali -
Preorganized Bis-Thioureas as Powerful Anion Carriers: Chloride Transport by Single Molecules in Large Unilamellar Vesicles2014 / Hennie Valkenier, Luke W. Judd, Hongyu Li, Sabir Hussain, David N. Sheppard, et al.
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Ultrasonic promoted catalyst-free N-formylation of amines in neutral ionic liquid 1-butyl-3-methylimidazolium tetrafluoroborate
Abstract A catalyst-free, simple and efficient protocol for N-formylation of alkyl, aryl, and heteroaryl amines with formic acid under ultrasonic irradiation at room temperature using 1-butyl-3-methylimidazolium tetrafluoroborate [Bmim]BF4 as a...
2013 / Vinod T. Kamble, Giribala M. Bondle, Parshuram M. Pisal -
Synthesis of carbon nanosheet from barley and its use as non-enzymatic glucose biosensor
Abstract In this work, carbon nanosheet (CNS) based electrode was designed for electrochemical biosensing of glucose. CNS has been obtained by the pyrolysis of barley at 600–750°C in a muffle furnace; it was then purified and functionalized. The CNS ...
2014 / Soma Das, Mitali Saha -
Widefield deconvolution epifluorescence microscopy combined with fluorescence in situ hybridization reveals the spatial arrangement of bacteria in sponge tissue
Abstract Widefield deconvolution epifluorescence microscopy (WDEM) combined with fluorescence in situ hybridization (FISH) was performed to identify and characterize single bacterial cells within sections of the mediterranean sponge Chondrosia...
2002 / Werner Manz, Gernot Arp, Gabriela Schumann-Kindel, Ulrich Szewzyk, Joachim Reitner -
Dissolution of copper and iron from malachite ore and precipitation of copper sulfate pentahydrate by chemical process
Abstract The present work describes an investigation of a chemical process for the recovery of copper and iron from malachite ore. For the dissolution of copper and iron, H2SO4 was employed as well as H2O2 as an oxidizing agent. The effects of...
2014 / H. Kokes, M.H. Morcali, E. Acma -
Dietary pyrroloquinoline quinone (PQQ) alters indicators of inflammation and mitochondrial-related metabolism in human subjects
Abstract Pyrroloquinoline quinone (PQQ) influences energy-related metabolism and neurologic functions in animals. The mechanism of action involves interactions with cell signaling pathways and mitochondrial function. However, little is known about...
2013 / Calliandra B. Harris, Winyoo Chowanadisai, Darya O. Mishchuk, Mike A. Satre, Carolyn M. Slupsky, et al. -
Potentiometric and semi-empirical quantum chemical studies on liquid–liquid micro-extraction of 4-tert-butylphenol with trioctyl phosphate clusters
Abstract In the present paper, the liquid–liquid micro extraction of 4-tert-butylphenol from aqueous solution to trioctyl phosphate organic phase in carbon paste electrode was studied by potentiometry and semi-empirical quantum chemistry with...
2014 / Xiurong Zhu, Yongchun Zhu, Yan Zhang, Fei Li, Shigang Xin -
Light-induced wettability changes on polymer surfaces
Abstract Altering the surface wettability by external stimulation has received great attention recently. While different stimuli, such as temperature, pH, etc. can be applied for this purpose, light combines several advantages. It is a contact-free...
2014 / Natalie Wagner, Patrick Theato -
Mast cell stabilizing and anti-anaphylactic activity of aqueous extract of green tea (Camellia sinensis)
Abstract Green tea (Camellia sinensis) is one of the most popular and widely consumed beverages in the world. In the current study, aqueous extract of green tea (C. sinensis) was evaluated for mast cell stabilizing and anti-anaphylactic activities....
2014 / G. Balaji, M. Chalamaiah, P. Hanumanna, B. Vamsikrishna, D. Jagadeesh Kumar, et al. -
Effects of Ball-Milling and Cryomilling on Sulfamerazine Polymorphs: A Quantitative Study2014 / Pól Macfhionnghaile, Yun Hu, Katarzyna Gniado, Sinead Curran, Patrick Mcardle, et al.
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An expedited method for isolation of DNA for PCR from Magnaporthe oryzae stored on filter paper
Abstract The fungus Magnaporthe oryzae is the causal agent of a wide range of cereal diseases. For long-term preservation, the fungus is grown and stored desiccated on filter papers at –20°C. Inoculated filter papers are cut into pieces of 0.5–1.0cm ...
2014 / Yulin Jia, Yeshi A. Wamishe, Bo Zhou -
Vortex-assisted ionic liquid based liquid-liquid microextraction of selected pesticides from a manufacturing wastewater sample2013 / Tatjana M. Trtić-Petrović, Aleksandra Dimitrijević
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Glucose Oxidase Directly Immobilized onto Highly Porous Gold Electrodes for Sensing and Fuel Cell applications
Abstract The successful implementation of redox-enzyme electrodes in biosensors and enzymatic biofuel cells has been the subject of extensive research. For high sensitivity and high energy-conversion efficiency, the effective...
2014 / Hendrik du Toit, Mirella Di Lorenzo -
RP-HPLC determination of vitamins, folic acid and B12 in multivitamin tablets2006 / Rada Amidzic, Jasmina Brboric, Olivera Cudina, Sote Vladimirov
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Inorganic analysis of herbal drugs. Part II: Plant and soil analysis: Diverse bioavailability and uptake of essential and toxic elements2007 / Slavica Razic, Svetlana Djogo, Latinka Slavkovic
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Application of Photocatalytic Technology in Environmental Safety
Abstract With the environmental safety becoming the research focus, water environmental security, as an updating research direction has also been the concern. Nano-titania photocatalysis can prevent environmental pollution from the sources and...
2012 / Lijuan Jiang, Yajun Wang, Changgen Feng -
Spectrophotometric Determination of Chromium (VI) in Nitric Acid by Means of Solvent Extraction with Molten Mixtures of Naphthalene and Biphenyl
Abstract A method for the Spectrophotometric determination of chromium (Vl) after extraction of its ternary complex with ammonium pyrrolidinedithiocarbamate (APDC) as the chelating agent in to molten naphthalene – biphenyl has been developed. The...
2013 / M.A. Elbagermi, A.I. Alajtal, H.G.M. Edwards -
Determination of metals in tuna species and bivalves from Alexandria, Egypt
Abstract The concentration levels of eight heavy metals (Cd, Cr, Cu, Fe, Mn, Ni, Pb and Zn) were measured in the liver, gills, and muscle tissues of tuna fish (Thunnus thynnus) collected from the El-Mex Bay, the Eastern Harbour and Abu-Qir Bay as...
2014 / Amal Hussein, Azza Khaled