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Matthias Egger et al.
Environmental science & technology, 49(1), 277-283 (2014-11-21)
Methane is a powerful greenhouse gas and its biological conversion in marine sediments, largely controlled by anaerobic oxidation of methane (AOM), is a crucial part of the global carbon cycle. However, little is known about the role of iron oxides
Adina Paytan et al.
Proceedings of the National Academy of Sciences of the United States of America, 112(12), 3636-3640 (2015-03-17)
Methane emissions in the Arctic are important, and may be contributing to global warming. While methane emission rates from Arctic lakes are well documented, methods are needed to quantify the relative contribution of active layer groundwater to the overall lake
Doory Kim et al.
PloS one, 10(4), e0124581-e0124581 (2015-04-16)
Correlative fluorescence light microscopy and electron microscopy allows the imaging of spatial distributions of specific biomolecules in the context of cellular ultrastructure. Recent development of super-resolution fluorescence microscopy allows the location of molecules to be determined with nanometer-scale spatial resolution.
Giovanni Ganendra et al.
Applied microbiology and biotechnology, 99(17), 7307-7320 (2015-05-15)
The methane removal capacity of mixed methane-oxidizing bacteria (MOB) culture in a biofilter setup using autoclaved aerated concrete (AAC) as a highly porous carrier material was tested. Batch experiment was performed to optimize MOB immobilization on AAC specimens where optimum
Marjorie A Kiechel et al.
Journal of biomedical materials research. Part A, 103(10), 3201-3211 (2015-03-17)
Biopolymer-ceramic composites are thought to be particularly promising materials for bone tissue engineering as they more closely mimic natural bone. Here, we demonstrate the fabrication by electrospinning of fibrous chitosan-hydroxyapatite composite scaffolds with low (1 wt %) and high (10
Xabier Lopez et al.
The journal of physical chemistry. A, 119(27), 6981-6988 (2015-06-13)
Radical formation through homolytic X-H bond cleavage in LiH, BH, CH4, NH3, H2O, and HF is investigated using natural orbital functional theory in its recent PNOF6 implementation, which includes interelectron-pair correlation, and the results are compared to those of the
Qi Lu et al.
Archives of animal nutrition, 69(4), 251-266 (2015-05-13)
The objective of this study was to evaluate the effectiveness of supplementation of cellulase and xylanase to diets of growing goats to improve nutrient digestibility, utilisation of energy and mitigation of enteric methane emissions. The experiment was conducted in a
Tomislav Ticak et al.
Archives of microbiology, 197(2), 197-209 (2014-10-17)
Two novel strains of methanogens were isolated from an estuarine sediment with the capability to utilize quaternary amines. Based on the 16S rRNA analysis, strain B1d shared 99 % sequence identity with Methanolobus vulcani PL-12/M(T) and strain Q3c shared 99
Lynsay I Blake et al.
PloS one, 10(6), e0129733-e0129733 (2015-06-18)
Although cold environments are major contributors to global biogeochemical cycles, comparatively little is known about their microbial community function, structure, and limits of activity. In this study a microcosm based approach was used to investigate the effects of temperature, and
I Zabaleta et al.
Journal of chromatography. A, 1387, 13-23 (2015-02-25)
An analytical method for the simultaneous determination in fish liver and muscle tissue and mussel samples of 14 perfluorinated compounds (PFCs), including three perfluoroalkylsulfonates (PFSAs), seven perfluorocarboxylic acids (PFCAs), three perfluorophosphonic acids (PFPAs) and perfluorooctanesulfonamide (PFOSA), and 10 potential precursors
Simone Hasenbein et al.
Environmental science and pollution research international, 22(15), 11327-11339 (2015-03-26)
Laboratory toxicity testing is the primary tool used for surface water environmental risk assessment; however, there are critical information gaps regarding the sublethal effects of pesticides. In 10-day exposures, we assessed the lethal and sublethal (motility and growth) toxicities of
Yu-Xin Xu et al.
Journal of lipid research, 56(2), 266-276 (2014-12-22)
Perlecan is a major heparan sulfate (HS) proteoglycan in the arterial wall. Previous studies have linked it to atherosclerosis. Perlecan contains a core protein and three HS side chains. Its core protein has five domains (DI-DV) with disparate structures and
I Vetharaniam et al.
Journal of animal science, 93(7), 3551-3563 (2015-10-07)
We modified the rumen submodel of the Molly dairy cow model to simulate the rumen of a sheep and predict its methane emissions. We introduced a rumen hydrogen (H2) pool as a dynamic variable, which (together with the microbial pool
Lauren K Woolley et al.
Vaccine, 32(34), 4333-4341 (2014-06-17)
Pig responses to recombinant subunit vaccines containing fragments of eight multifunctional adhesins of the Mycoplasma hyopneumoniae (Mhp) P97/P102 paralog family formulated with Alhydrogel(®) or Montanide™ Gel01 were compared with a commercial bacterin following experimental challenge. Pigs, vaccinated intramuscularly at 9
Shijian Ge et al.
Environmental science & technology, 49(13), 8012-8021 (2015-05-06)
Multifunctional reactor microbiomes can elongate short-chain carboxylic acids (SCCAs) to medium-chain carboxylic acids (MCCAs), such as n-caproic acid. However, it is unclear whether this microbiome biotechnology platform is stable enough during long operating periods to consistently produce MCCAs. During a
Laura T Beringer et al.
Journal of biomedical materials research. Part A, 103(9), 3026-3033 (2015-02-18)
Chitosan is a naturally occurring polysaccharide, which has proven to be an attractive candidate for bone tissue engineering, due to its ability to promote osteoblast mineralization. Electrospinning has become a well-established cell scaffold processing technique, as it produces a high
Yasmeen Hassan et al.
The Science of the total environment, 505, 47-55 (2014-10-13)
There are very few studies reporting concentrations of polybrominated diphenyl ethers (PBDEs) and novel flame retardants (FRs) or non-PBDEs in Africa and the Middle East. The present work reported concentrations of fourteen PBDE congeners and eleven non-PBDE flame retardants in
Yu Gu et al.
Bioresource technology, 196, 116-122 (2015-08-02)
It has been proven that extrusion can change the structure of rice straw and increase biogas production, but the effect of a single pretreatment is limited. Ca(OH)2 pretreatment was used to enhance the enzyme hydrolysis and biogas production of extruded
Si Chen et al.
Journal of industrial microbiology & biotechnology, 42(8), 1129-1137 (2015-05-10)
Anaerobic digestion is a sustainable technology for the treatment of organic waste and production of biogas. Acetoclastic methanogenesis accounts for the majority of methane production in anaerobic digestion. Therefore, sustaining robust acetoclastic methanogens is important for stable process performance. Due
Petra Innemanová et al.
New biotechnology, 32(6), 701-709 (2015-04-18)
Contamination by 2,4,6-trinitrotoluene (TNT), an explosive extensively used by the military, represents a serious environmental problem. In this study, whey has been selected as the most technologically and economically suitable primary substrate for anaerobic in situ biodegradation of TNT. Under
Weiti Cui et al.
Plant cell reports, 34(3), 435-445 (2014-12-17)
Methane-rich water triggered adventitious rooting by regulating heme oxygenase1/carbon monoxide and calcium pathways in cucumber explants. Heme oxygenase1/carbon monoxide (HO1/CO) and calcium (Ca(2+)) were reported as the downstream signals in auxin-induced cucumber adventitious root (AR) formation. Here, we observed that
Xia He et al.
Applied microbiology and biotechnology, 99(14), 6059-6068 (2015-02-27)
Fat, oil and, grease (FOG) deposits are one primary cause of sanitary sewer overflows (SSOs). While numerous studies have examined the formation of FOG deposits in sewer pipes, little is known about their biodegradation under sewer environments. In this study
C Lee et al.
Journal of animal science, 93(5), 2391-2404 (2015-05-29)
The objective of this study was to investigate effects of encapsulated nitrate (EN) on enteric methane emission and N and energy utilization in beef heifers. Eight ruminally-cannulated beef heifers (451 ± 21 kg BW) were used in a replicated 4
Václav Mach et al.
Frontiers in microbiology, 6, 506-506 (2015-06-09)
Biological methanogenesis is linked to permanent water logged systems, e.g., rice field soils or lake sediments. In these systems the methanogenic community as well as the pathway of methane formation are well-described. By contrast, the methanogenic potential of river sediments
Jie-Ren Li et al.
ACS nano, 9(7), 6738-6746 (2015-06-10)
A recent finding reports that co-stimulation of the high-affinity immunoglobulin E (IgE) receptor (FcεRI) and the chemokine receptor 1 (CCR1) triggered formation of membrane nanotubes among bone-marrow-derived mast cells. The co-stimulation was attained using corresponding ligands: IgE binding antigen and
Jǖgang Wang et al.
PloS one, 10(4), e0124442-e0124442 (2015-04-22)
Prunus mongolica Maxim, which is widely established in the Gobi Desert, shows extreme tolerance to drought. However, there is a lack of available transcriptomic resources for this species related to its response to water deficiency. To investigate the mechanisms that
A Hynowska et al.
Journal of biomedical materials research. Part B, Applied biomaterials, 103(8), 1569-1579 (2014-12-24)
The microstructure, mechanical behaviour, and biocompatibility (cell culture, morphology, and cell adhesion) of nanostructured Ti45 Zr15 Pd35- x Si5 Nbx with x = 0, 5 (at. %) alloys, synthesized by arc melting and subsequent Cu mould suction casting, in the form of
Yuri Miura et al.
PloS one, 10(11), e0142645-e0142645 (2015-11-13)
An N-glycomic analysis of plasma proteins was performed in Japanese semisupercentenarians (SSCs) (mean 106.7 years), aged controls (mean 71.6 years), and young controls (mean 30.2 years) by liquid chromatography/mass spectrometry (LC/MS) using a graphitized carbon column. Characteristic N-glycans in SSCs
Sabrina Valente et al.
Ultrastructural pathology, 39(2), 88-94 (2014-10-01)
Cells use several mechanisms to transfer information to other cells. In this study, we describe micro/nanotubular connections and exosome-like tubule fragments in multipotent mesenchymal stem cells (MSCs) from human arteries. Scanning and transmission electron microscopy allowed characterization of sinusoidal microtubular
Michal Afri et al.
Chemistry and physics of lipids, 184, 119-128 (2014-07-30)
In our companion paper, we described the preparation and intercalation of two homologous series of dicarbonyl compounds, methyl n-oxooctadecanoates and the corresponding n-oxooctadecanoic acids (n=4-16), into DMPC liposomes. (13)C NMR chemical shift of the various carbonyls was analyzed using an
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