Showing 1-30 of 63 resultados for "16957"
Determination of monoethanolamine and diethanolamine in air
Levin JO, et al.
Annals of Occupational Hygiene, 33(2), 175-180 (1989)
Siou-Yin Chen et al.
Inorganic chemistry, 51(8), 4448-4457 (2012-04-05)
The synthesis, X-ray crystallography, magnetic properties, and high-field electron paramagnetic resonance (HFEPR) of a new heptanuclear manganese complex [Mn(7)(heamp)(6)](ClO(4))(2)·4CH(2)Cl(2)·H(2)O (complex 2), in which heampH(3) is 2-[N,N-di(2-hydroxyethyl)aminomethyl]phenol (compound 1), is reported. Complex 2 has a hexagonal, disk-shaped topology and contains six...
Akito Takeuchi et al.
Journal of occupational health, 54(4), 340-343 (2012-07-21)
The purpose of this research was to develop a simultaneous determination method for monoethanol-amine (MEA) and diethanolamine (DEA) in workplace air for risk assessment. The characteristics of the proposed method, such as recovery, quantitation limit, reproducibility and storage stability of...
Kevin Guo et al.
Journal of chromatography. A, 1218(23), 3689-3694 (2011-05-06)
We report a novel two-dimensional (2D) separation strategy aimed at improving the detectability of liquid chromatography mass spectrometry (LC-MS) for metabolome analysis. It is based on the use of ion-pairing (IP) reversed-phase (RP) LC as the first dimension separation to...
William Conway et al.
Environmental science & technology, 46(13), 7422-7429 (2012-05-25)
The kinetics of the fast reversible carbamate formation reaction of CO(2)(aq) with a series of substituted cyclic secondary amines as well as the noncyclic secondary amine diethanolamine (DEA) has been investigated using the stopped-flow spectrophotometric technique at 25.0 °C. The...
Karri Visweswara Rao et al.
Journal of chromatographic science, 52(9), 1051-1058 (2013-10-31)
A novel and reproducible isocratic normal phase liquid chromatographic method was developed for the quantitative determination of 10 stereoisomers of Nebivolol in pharmaceutical bulk drugs and dosage forms. The method was developed using an amylose-based chiral stationary phase, Chiralpak AD-3...
Pingsong Wu et al.
Chemistry & biodiversity, 5(10), 1913-1926 (2008-10-31)
Vanadate-dependent peroxidases contain, in their active center, vanadate covalently attached to histidine in an overall trigonal-bipyramidal array. We describe here the synthesis and characterization of optically active amino alcohols and their vanadium(V) complexes, and we show that the structural models...
Determination of diethanolamine in shampoo products containing fatty acid diethanolamides by liquid chromatography with a thermal energy analyzer
Chou HJ
Journal of AOAC (Association of Official Analytical Chemists) International, 88(2), 592-594 (2005)
Akiko Takagaki et al.
Biological & pharmaceutical bulletin, 38(2), 325-330 (2015-03-10)
Four isoflavone-metabolizing bacteria were tested for their abilities to degrade (-)-epigallocatechin (EGC) and its isomer (-)-gallocatechin (GC). Biotransformation of both EGC and GC was observed with Adlercreutzia equolifaciens JCM 14793, Asaccharobacter celatus JCM 14811, and Slackia equolifaciens JCM 16059, but...
N S Rasmussen et al.
Scandinavian journal of rheumatology, 44(2), 143-149 (2015-01-07)
We investigated the antibody levels against early antigens of Epstein-Barr virus (EBV), cytomegalovirus (CMV), and human herpesvirus 6 (HHV6) in systemic lupus erythematosus (SLE) patients and healthy controls, and further correlated these antibodies to haematology/biochemistry, serology, and disease activity measures....
Byung Ha Chung et al.
Transplant immunology, 30(4), 159-167 (2014-04-09)
B lymphocytes are known to play a role in kidney transplantation (KT) outcomes. Here, we evaluated the proportion of B cell subsets before and after KT. Twenty-one patients, who showed stable allograft function without acute rejection in the month following...
A R W Smith et al.
Journal of applied microbiology, 105(6), 2161-2168 (2009-01-06)
This study investigates the effects of N-(n-dodecyl)diethanolamine (DDA) on enzymes and growing cells of Escherichia coli NCIMB 8277. Enzyme activities in the presence of DDA were determined by measuring substrate-dependent oxygen consumption by whole cells, or of NADH formation or...
Xu Yu et al.
Biosensors & bioelectronics, 66, 520-526 (2014-12-17)
A novel highly sensitive colorimetric assay for DNA detection using cascade amplification strategy based on hybridization chain reaction and enzyme-induced metallization was established. The DNA modified superparamagnetic beads were demonstrated to capture and enrich the target DNA in the hybridization...
Nicole von Burg et al.
Proceedings of the National Academy of Sciences of the United States of America, 111(35), 12835-12840 (2014-08-20)
Group 3 innate lymphoid cells (ILC3s) have emerged as important cellular players in tissue repair and innate immunity. Whether these cells meaningfully regulate adaptive immune responses upon activation has yet to be explored. Here we show that upon IL-1β stimulation...
Kenji Shirai et al.
Archives of virology, 160(3), 765-775 (2015-01-22)
Japanese encephalitis (JE) is the most important form of viral encephalitis in Asia. The critical factors determining mortality and severity of JE virus (JEV) infection remain unclear. We identified brain-infiltrating T cells associated with a fatal outcome of JEV infection...
Yeonjoong Yong et al.
Fitoterapia, 98, 184-191 (2014-07-16)
Semaphorins are a class of membrane-bound and secreted proteins. They have been found to regulate basic cell functions such as axonal growth cone guidance and recent studies have focused on their effect on tumor progression. Semaphorin 3B (Sema3B) particularly is...
R Wierzbicka et al.
Journal of immunological methods, 413, 12-24 (2014-07-30)
Alkylresorcinols (ARs) are amphiphilic phenolic lipids and their two main metabolites, 3-(3,5-dihydroxyphenyl)-propanoic acid (DHPPA) and 3,5-dihydroxybenzoic acid (DHBA), can be used as biomarkers of whole grain wheat and rye intake. The aim of this study was to develop antibodies against...
Shiguo Sun et al.
Dalton transactions (Cambridge, England : 2003), (38)(38), 7969-7974 (2009-09-23)
A series of ruthenium(II) tris-bipyridyl complexes covalently linked with different amine reductants such as tripropylamine (TPrA), ethanolamine and diethanolamine for an electrochemiluminescence (ECL) system have been synthesized. Their ECL property at different working electrodes has been studied with and without...
M-L Metzger et al.
Clinical and experimental immunology, 179(2), 256-264 (2014-09-25)
Common variable immunodeficiency (CVID) encompasses a heterogeneous group of antibody deficiencies characterized by susceptibility to recurrent infections and sequelae, including bronchiectasis. We investigated the relevance of the lectin complement pathway in CVID patients by analysing ficolin-2 and ficolin-3 serum levels...
Orapan Paecharoenchai et al.
AAPS PharmSciTech, 13(4), 1302-1308 (2012-09-26)
The aim of this study was to investigate the transfection efficiency of cationic liposomes formulated with phosphatidylcholine (PC) and novel synthesized diethanolamine-based cationic lipids at a molar ratio of 5:1 in comparison with Lipofectamine™ 2000. Factors affecting transfection efficiency and...
IARC monographs on the evaluation of carcinogenic risks to humans, 77, 349-379 (2000-12-02)
Felipe Reviriego et al.
The Journal of organic chemistry, 76(20), 8223-8231 (2011-09-14)
By using an improved synthetic method reported earlier, the cyclic stannoxanes obtained from RN-diethanolamine (R = Me, Bu) and dibutyltin oxide have been reacted with 1H-pyrazole-3,5-dicarbonyl dichloride to afford 26-membered diaza tetraester crowns (1, R = Me; 3, R =...
Choline deficiency associated with diethanolamine carcinogenicity.
Paul M Newberne
Toxicological sciences : an official journal of the Society of Toxicology, 67(1), 1-3 (2002-04-19)
Ken-Ichi Kusumoto et al.
Journal of biomedical materials research. Part A, 91(1), 1-10 (2008-08-07)
Understanding of lipidic materials used for gene delivery system is essential for the effective design and development of potential applications in basic and therapeutic research. This study aimed to evaluate the biological activity of totally synthesized ditetradecylacetyldiethanolaminetrimethylammonium (TMA-C2-DEA-C14) as gene...
Giampaolo Cattozzo et al.
Clinica chimica acta; international journal of clinical chemistry, 411(11-12), 882-885 (2010-03-17)
Harmonization of results allows a more effective utilization of laboratory tests; we verified the feasibility of harmonizing serum alkaline phosphatase results by two methods. Patient sera (n=106) and candidate calibration materials (n=8) were analyzed by two methods, employing either diethanolamine...
G Libralato et al.
Journal of hazardous materials, 176(1-3), 535-539 (2009-12-22)
Monoethanolamine (MEA), diethanolamine (DEA) and triethanolamine (TEA) are compounds with potential acute, sub-chronic and chronic toxicity effects towards aquatic species. A literature review highlighted the existence of a gap in the knowledge on their toxicity with saltwater testing species. A...
Clive Bate et al.
BMC biology, 6, 8-8 (2008-02-14)
The transmissible spongiform encephalopathies (TSEs), otherwise known as the prion diseases, occur following the conversion of the normal cellular prion protein (PrPC) to an alternatively folded isoform (PrPSc). The accumulation of PrPSc within the brain leads to neurodegeneration through an...
Honghui Yu et al.
Journal of immunology (Baltimore, Md. : 1950), 193(6), 2902-2910 (2014-08-15)
Anti-D can prevent immunization to the RhD Ag on RBCs, a phenomenon commonly termed Ab-mediated immune suppression (AMIS). The most accepted theory to explain this effect has been the rapid clearance of RBCs. In mouse models using SRBC, these xenogeneic...
Ying Peng et al.
PloS one, 10(2), e0115195-e0115195 (2015-02-04)
IL-9/Th9 responses are recently found to be important for innate and adaptive immunity particularly in parasitic infections. To date, the study on the role of IL-9 in bacterial infections is limited and the reported data are contradictory. One reported function...
Hideyuki Arimitsu et al.
Microbiology and immunology, 59(2), 71-81 (2014-12-19)
Shiga toxin 2 (Stx2)-specific mAb-producing hybridoma clones were generated from mice. Because mice tend to produce small amounts of B subunit (Stx2B)-specific antibodies at the polyclonal antibody level after immunization via the parenteral route, mice were immunized intranasally with Stx2...

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