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Richeng Xuan et al.
Environmental science & technology, 46(11), 6143-6149 (2012-04-27)
Implicated as a stratospheric ozone-depleting compound, methyl bromide (MeBr) is being phased out despite being considered to be the most effective soil fumigant. Its alternatives, i.e., 1,3-dichloropropene (1,3-D, which includes cis and trans isomers), chloropicrin (CP), and methyl iodide (MeI)...
Michael L Granda et al.
American journal of physiology. Renal physiology, 307(1), F116-F121 (2014-05-09)
The intrarenal dopamine system is important for signaling and natriuresis, and significant dysfunction is associated with hypertension and kidney disease in ex vivo studies. Dopamine receptors also modulate and are modulated by the renin-angiotensin-aldosterone system. Here, we show the first...
Absolute reaction rate of chlorine atoms with iodomethane.
Kambanis KG, et al.
Chemical Physics Letters, 268(5), 498-504 (1997)
Li-Chan Yang et al.
Carbohydrate polymers, 124, 150-156 (2015-04-04)
Rice hulls (Oryza sativa) are high in carbohydrate content and have been utilized as dietary fiber. The immunomodulatory bioactivity of rice hull polysaccharides (RHPS) has rarely been reported. This study demonstrated the structural characteristics and immunomodulating of RHPS. The RHPS...
Microhydration effects on the intermediates of the S(N)2 reaction of iodide anion with methyl iodide.
Keisuke Doi et al.
Angewandte Chemie (International ed. in English), 52(16), 4380-4383 (2013-01-31)
Platinum-catalyzed addition of iodomethane to acetylene.
Mitchenko SA, et al.
Russian Chemical Bulletin, 62(4), 984-988 (2013)
Ivan Sanchez-De Melo et al.
Journal of proteomics, 127(Pt B), 225-233 (2015-04-25)
The pharmaceutical market has entered an era in which the production of new therapeutics is being often replaced by "biosimilars", copies of already commercialized products waiting for the patents to expire in order to be distributed in a more competitive...
Ann-Charlotte Almstrand et al.
Analytical and bioanalytical chemistry, 407(17), 5045-5052 (2015-03-05)
Lipidomic analysis of the complex mixture of lipids isolated from biological systems can be a challenging process that often involves tandem mass spectrometry and interpretation of both precursor ions and product ions relative to the molecular structure of the lipids....
Radiofrequency pulse sequences which compensate their own imperfections. 1980.
Ray Freeman et al.
Journal of magnetic resonance (San Diego, Calif. : 1997), 213(2), 247-273 (2011-12-14)
Methylation of chitosan with iodomethane: effect of reaction conditions on chemoselectivity and degree of substitution.
Curti E, et al.
Macromolecular Bioscience, 3(10), 571-576 (2003)
Tsung-Heng Tsai et al.
Journal of proteome research, 13(11), 4859-4868 (2014-08-01)
Defining clinically relevant biomarkers for early stage hepatocellular carcinoma (HCC) in a high-risk population of cirrhotic patients has potentially far-reaching implications for disease management and patient health. Changes in glycan levels have been associated with the onset of numerous diseases...
Changping Zheng et al.
International journal of biological macromolecules, 79, 674-680 (2015-05-31)
The flowers of Chrysanthemum morifolium were extracted with 5% sodium hydroxide, yielding a neutral polysaccharide (JHB0S2) with a molecular weight of 16 kDa by anion-exchange chromatography on a DEAE-cellulose column and gel permeation chromatography on a Sephacryl S-200 HR column....
Rainer Glaser et al.
Journal of agricultural and food chemistry, 60(7), 1776-1787 (2012-02-09)
The results are reported of a theoretical study of iodomethane (H(3)C-I, 1) and chloropicrin (Cl(3)C-NO(2), 2), of the heterodimers 3-6 formed by aggregation of 1 and 2, and of their addition products 7 and 8 and their possible fragmentation reactions...
Tzy-Ming Lu et al.
Chemistry & biodiversity, 12(6), 963-979 (2015-06-18)
In this study, we examined the potential of synthetic isoflavones for application in cosmeceuticals. Twenty-five isoflavones were synthesized and their capacities of free-radical-scavenging and mushroom tyrosinase inhibition, as well as their impact on cell viability of B16F10 murine melanoma cells...
Norelle C Wildburger et al.
Journal of proteome research, 14(9), 3932-3939 (2015-07-18)
Bone marrow-derived human mesenchymal stem cells (BM-hMSCs) have the innate ability to migrate or home toward and engraft in tumors such as glioblastoma (GBM). Because of this unique property of BM-hMSCs, we have explored their use for cell-mediated therapeutic delivery...
Ravindra V Badhe et al.
Carbohydrate polymers, 130, 213-221 (2015-06-17)
A new chitosan-based tri-block conjugate, O-PEG-chitosan-N-cysteine was synthesized using microwave irradiation. For synthesis of this derivative, chitosan was modified to a PEG-chitosan conjugate followed by PEG-chitosan-cysteine using 6-O PEGylation and 2-N-thiolation, respectively. The synthesized derivative was characterized using various analytical...
Kazunori Kawamura et al.
Nuclear medicine and biology, 39(1), 89-99 (2011-08-13)
To explore the possible use of positron emission tomography (PET) probes for imaging of I(2)-imidazoline receptors (I(2)Rs) in peripheral tissues, we labeled two new I(2)R ligands, 2-[2-(o-tolyl)vinyl]-4,5-dihydro-1H-imidazole (K(i) for I(2)Rs, 3.7 nM) and 2-[2-(o-tolyl)ethyl]-4,5-dihydro-1H-imidazole (K(i) for I(2)Rs, 1.7 nM) with...
Hsuan-Wei Huang et al.
Journal of proteomics, 128, 92-104 (2015-07-22)
Recent progress in snake venomics has shed much light on the intra-species variation among the toxins from different geographical regions and has provided important information for better snakebite management. Most previous reports on snake venomics were based on venoms pooled...
Beata Jędrzejewska et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 79(5), 985-992 (2011-05-11)
Electronic absorption and fluorescence spectra of eight hemicyanine dyes were recorded at room temperature in several solvents of different polarity. The spectral data were analyzed using the theory of solvatochromism, based on a dielectric continuum description of the solvent and...
Edvard Ehler et al.
Neurotoxicology, 32(3), 307-311 (2011-02-19)
Dichloromethane and iodomethane are colorless relatively volatile liquids, which are used as solvents in chemical manufacturing processes. The major route of exposure is via inhalation and to a lesser extent through the skin and digestive tract. Both substances are characterized...
Nasima Akter et al.
Bioscience, biotechnology, and biochemistry, 76(11), 2032-2037 (2012-11-08)
Glutathione (GSH) is involved in abscisic acid (ABA)- and methyl jasmonate (MeJA)-induced stomatal closure in Arabidopsis thaliana. In this study, we examined the effects of GSH-decreasing chemicals, p-nitrobenzyl chloride (PNBC), iodomethane (IDM), and ethacrynic acid (EA), on ABA- and MeJA-induced...
Rachel R Schendel et al.
Carbohydrate research, 407, 16-25 (2015-02-24)
In comparison to the annual grain crops dominating current agricultural production, perennial grain species require fewer chemical and energy inputs and improve soil health and erosion control. The possibility for producing sustainable grain harvests from marginal land areas is motivating...
Azarmidokht Gholamipour-Shirazi et al.
Organic & biomolecular chemistry, 10(40), 8059-8063 (2012-09-15)
We describe here the determination of the alkylation rate of a set of organic superbases by iodomethane in DMF using a microfluidic continuous flow reactor. Surprisingly, log k(Alkylation) follows the inverse trend of pK(BH+) of the base. Mayr's equation allows...
Wendell Ho-Tin Law et al.
ChemMedChem, 9(6), 1316-1329 (2014-03-20)
We present a new class of phosphorescent cyclometalated iridium(III) bipyridyl-phenylenediamine complexes [Ir(N^C)2 (bpy-DA)](PF6 ) (bpy-DA=4-(N-(2-amino-5-methoxyphenyl)aminomethyl)-4'-methyl-2,2'-bipyridine; HN^C=2-(2,4-difluorophenyl)pyridine (Hdfppy) (1 a), 2-phenylpyridine (Hppy) (2 a), 2-phenylquinoline (Hpq) (3 a), 2-phenylcinchoninic acid methyl ester (Hpqe) (4 a)) and their triazole counterparts [Ir(N^C)2 (bpy-T)](PF6...
Sébastien Allard et al.
Water research, 44(15), 4623-4629 (2010-06-29)
This paper demonstrates that manganese oxides can initiate the formation of methyl iodide, a volatile compound that participates to the input of iodine into the atmosphere. The formation of methyl iodide was investigated using a natural manganese oxide in batch...
Dehua Liao et al.
Drug delivery, 22(4), 516-521 (2014-01-29)
The aim of this research was to increase the oral bioavailability of puerarin by N-trimethyl chitosan-modified microemulsions (TMC-MEs) loaded with puerarin. Different concentrations of TMC-modified microemulsions were prepared in our study, and then evaluated for particle size, zeta potential, morphological...
Lifang Luo et al.
Journal of environmental quality, 40(1), 109-117 (2011-04-15)
Due to ever-increasing state and federal regulations, the future use of fumigants is predicted on reducing negative environmental impacts while offering sufficient pestcontrol efficacy. To foster the development of a best management practice, an integrated tool is needed to simultaneously...
High-resolution chemical ionization mass spectrometry (ToF-CIMS): application to study SOA composition and processing.
Aljawhary D, et al.
Atmospheric Measurement Techniques, 6(11), 3211-3224 (2013)
John E Schiel et al.
Journal of mass spectrometry : JMS, 48(4), 533-538 (2013-04-16)
The continually growing list of critical glycosylation-related processes has made analytical methodology for detailed glycan characterization an area of increasing interest. Glycosylation is a post translational modification of unsurpassed complexity due to the variety of compositions and linkages formed by...
Shigeo Hayakawa et al.
The Journal of chemical physics, 137(18), 184308-184308 (2012-11-21)
High-energy electron transfer dissociation (HE-ETD) on collisions with alkali metal targets (Cs, K, and Na) was investigated for CH(3)X(+) (X = Cl, Br, and I) ions by a charge inversion mass spectrometry. Relative peak intensities of the negative ions formed...
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