Showing 1-30 of 113 results for "471577"
Alon Amrani et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(46), 18413-18418 (2013-10-30)
Oceanic emissions of volatile dimethyl sulfide (DMS) represent the largest natural source of biogenic sulfur to the global atmosphere, where it mediates aerosol dynamics. To constrain the contribution of oceanic DMS to aerosols we established the sulfur isotope ratios ((34)S/(32)S...
Marina Pierdominici et al.
Particle and fibre toxicology, 11, 74-74 (2014-12-17)
Diesel exhaust particles (DEP) are major constituents of ambient air pollution and their adverse health effect is an area of intensive investigations. With respect to the immune system, DEP have attracted significant research attention as a factor that could influence...
Özge Eyice et al.
The ISME journal, 9(11), 2336-2348 (2015-03-31)
Dimethylsulphide (DMS) has an important role in the global sulphur cycle and atmospheric chemistry. Microorganisms using DMS as sole carbon, sulphur or energy source, contribute to the cycling of DMS in a wide variety of ecosystems. The diversity of microbial...
Régis Stentz et al.
The Journal of antimicrobial chemotherapy, 70(3), 701-709 (2014-11-30)
To identify β-lactamase genes in gut commensal Bacteroides species and to assess the impact of these enzymes, when carried by outer membrane vesicles (OMVs), in protecting enteric pathogens and commensals. A deletion mutant of the putative class A β-lactamase gene...
Sara Gianella et al.
PloS one, 10(6), e0130410-e0130410 (2015-06-11)
Sexually transmitted infections (STI) are common among HIV-infected men who have sex with men (MSM). While behavioral factors are important in STI acquisition, other biological factors such as immune modulation due to chronic viral infection may further predispose to STI...
Beata Grabowska-Polanowska et al.
Przeglad lekarski, 69(3), 91-97 (2012-07-07)
During the last decade the amount of patients suffering from chronic kidney disease (CKD) has increased. The physicians' efforts are focused on early CKD diagnosis and reduction of the end-stage renal diseases incidence. The breath test seems to be a...
C Zscheppank et al.
Analytical and bioanalytical chemistry, 406(26), 6617-6628 (2014-08-26)
A new method for the growth-dependent headspace analysis of bacterial cultures by needle trap (NT)-gas chromatography-mass spectrometry (GC-MS) was established. NTs were used for the first time as enrichment technique for volatile organic compounds (VOCs) in the headspace of laboratory...
Hung V Le et al.
Journal of environmental quality, 44(5), 1523-1529 (2015-10-06)
Odorous emissions from agricultural and waste management operations can cause annoyance to local populations. Volatile sulfur compounds (VSCs) are dominant odorants that are often lost during collection using sample bags. The degree of VSC losses depends on factors such as...
Buqing Ye et al.
The Journal of experimental medicine, 211(12), 2439-2454 (2014-10-22)
Bone marrow progenitor cells develop into mature megakaryocytes (MKs) to produce platelets for hemostasis and other physiological functions. However, the molecular mechanisms underlying megakaryopoiesis are not completely defined. We show that cytosolic carboxypeptidase (CCP) 6 deficiency in mice causes enlarged...
Sheree Yau et al.
The ISME journal, 7(10), 1944-1961 (2013-04-27)
Organic Lake is a shallow, marine-derived hypersaline lake in the Vestfold Hills, Antarctica that has the highest reported concentration of dimethylsulfide (DMS) in a natural body of water. To determine the composition and functional potential of the microbial community and...
Hayley E Arnold et al.
Global change biology, 19(4), 1007-1016 (2013-03-19)
The production of the marine trace gas dimethyl sulfide (DMS) provides 90% of the marine biogenic sulfur in the atmosphere where it affects cloud formation and climate. The effects of increasing anthropogenic CO2 and the resulting warming and ocean acidification...
Morten B Ley et al.
Dalton transactions (Cambridge, England : 2003), 43(35), 13333-13342 (2014-07-26)
Rare earth metal borohydrides have been proposed as materials for solid-state hydrogen storage because of their reasonably low temperature of decomposition. New synthesis methods, which provide halide-free yttrium and gadolinium borohydride, are presented using dimethyl sulfide and new solvates as...
O Carrión et al.
Nature communications, 6, 6579-6579 (2015-03-26)
The volatile compound dimethylsulphide (DMS) is important in climate regulation, the sulphur cycle and signalling to higher organisms. Microbial catabolism of the marine osmolyte dimethylsulphoniopropionate (DMSP) is thought to be the major biological process generating DMS. Here we report the...
Paul J Kennedy et al.
Psychopharmacology, 232(8), 1357-1371 (2014-10-24)
A visuospatial episodic memory impairment has recently been identified in irritable bowel syndrome. Increased tryptophan metabolism along the kynurenine pathway has also been reported in irritable bowel syndrome, which may play a role in altered cognitive performance as peripheral kynurenine...
Jennifer L Wehmeyer et al.
Tissue engineering. Part C, Methods, 21(7), 649-659 (2014-12-05)
Numerous techniques have been reported for preparing and sterilizing amniotic membrane (AM) for use in clinical applications. However, these preparations either do not produce completely sterile tissue or are detrimental to molecules unique to the tissue matrix, thus compromising beneficial...
Nađa Kostić et al.
Journal of pharmaceutical and biomedical analysis, 109, 79-84 (2015-03-15)
In this paper, novel LC-MS/MS methods for the determination of antiepileptic drug pregabalin in dried matrix spots (DMS) are presented. This attractive technique of sample collection in micro amount was utilized in the form of dried blood spots (DBS) and...
Yu Wang et al.
Bioprocess and biosystems engineering, 38(7), 1303-1312 (2015-02-05)
Microencapsulation supplies cells with a three-dimensional microenvironment enhancing the metabolic activity, cell density and recombinant protein expression in a stirred tank bioreactor which is used widely to culture mammalian cells in many biochemical processes. In this paper, we address the...
Maria A Silva et al.
Journal of agricultural and food chemistry, 60(44), 10952-10956 (2012-10-18)
Closures have an important influence on wine quality during aging in a bottle. Closures have a direct impact on oxygen exposure and on volatiles scavenging in wine. Model wine solution soaking assays of several types of closures (i.e., natural and...
K Terazawa et al.
Journal of chromatography, 565(1-2), 453-456 (1991-04-19)
A method for the headspace analysis of dimethyl sulphide in blood and adipose tissue has been established. Blood (0.2 ml) or adipose tissue (0.5 g) with added dimethyl sulphide was sealed in a 10-ml vial using PTFE sheet to prevent...
Andriy Kuklya et al.
Analytical chemistry, 87(17), 8932-8940 (2015-08-13)
A low-temperature plasma (LTP) was used as an ionization source for differential ion mobility spectrometry (DMS) for the first time. This ionization source enhances the potential of DMS as a miniaturized system for on-site rapid monitoring. The effects of experimental...
Xuesong Song et al.
Oncology reports, 34(3), 1573-1580 (2015-07-03)
MicroRNAs (miRNAs) are small non-coding RNAs that play critical roles in cervical carcinogenesis and progression. microRNA-133a (miR-133a) has been reported to play a tumor-suppressor role in a range of cancers. However, the role and underlying molecular mechanism of miR-133a in...
Yiliang Ding et al.
Nature protocols, 10(7), 1050-1066 (2015-06-19)
Structure-seq is a high-throughput and quantitative method that provides genome-wide information on RNA structure at single-nucleotide resolution. Structure-seq can be performed both in vivo and in vitro to study RNA structure-function relationships, RNA regulation of gene expression and RNA processing....
Ashley A Vena et al.
ACS chemical neuroscience, 6(1), 37-47 (2014-12-30)
In vivo monitoring of dopamine via microdialysis has demonstrated that acute, systemic ethanol increases extracellular dopamine in regions innervated by dopaminergic neurons originating in the ventral tegmental area and substantia nigra. Simultaneous measurement of dialysate dopamine and ethanol allows comparison...
Fredrik Elwinger et al.
Magnetic resonance in chemistry : MRC, 53(8), 572-577 (2015-06-09)
A method for measuring the ligand concentration in heterogeneous materials like chromatography media is described. In this method, (13)C single pulse excitation magic angle spinning NMR experiment with broadband (1)H decoupling is used to determine the peak integrals for a...
Mengjun Peng et al.
Canadian journal of microbiology, 58(4), 523-530 (2012-03-31)
The dddP gene encodes an enzyme that cleaves dimethylsulfoniopropionate (DMSP) into dimethyl sulfide (DMS) plus acrylate and has been identified in various marine bacteria and some fungi. The diversity of dddP genes was investigated by culture-independent PCR-based analysis of metagenomic...
Hongyan Ren et al.
International journal of molecular sciences, 16(1), 2145-2161 (2015-01-23)
Working memory deficit is the core neurocognitive disorder in schizophrenia patients. To identify the factors underlying working memory deficit in schizophrenia patients and to explore the implication of possible genes in the working memory using genome-wide association study (GWAS) of...
The pyrolysis of dimethyl sulfide, kinetics and mechanism.
Shum LGS and Benson SW.
International Journal of Chemical Kinetics, 17(7), 749-761 (1985)
JianCai Zhu et al.
Journal of agricultural and food chemistry, 63(34), 7499-7510 (2015-08-11)
The aroma profile of oolong tea infusions (Dongdingwulong, DDWL; Tieguanyin, TGY; Dahongpao, DHP) were investigated in this study. Gas chromatography-olfactometry (GC-O) with the method of aroma intensity (AI) was employed to investigate the aroma-active compounds in tea infusions. The results...
Abdulrahman Khazim Al-Asmari et al.
PloS one, 10(8), e0135814-e0135814 (2015-08-20)
In this study we investigated the anti-cancer effect of Moringa oleifera leaves, bark and seed extracts. When tested against MDA-MB-231 and HCT-8 cancer cell lines, the extracts of leaves and bark showed remarkable anti-cancer properties while surprisingly, seed extracts exhibited...
G A Silva-Castro et al.
BioMed research international, 2015, 816102-816102 (2015-08-15)
The precipitation of calcium carbonate and calcium sulphate by isolated bacteria from seawater and real brine obtained in a desalination plant growth in culture media containing seawater and brine as mineral sources has been studied. However, only bioprecipitation was detected...

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