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Showing 1-30 of 119 results for "435244" within Papers
I P Wright et al.
The Biochemical journal, 177(2), 441-448 (1979-02-01)
Malate dehydrogenase from a number of bacteria drawn from several genera and representing the mesophilic, moderately thermophilic and extremely thermophilic classes was isolated by procedures which involve only a small number of steps (in most cases only two), of which
Renewable Energy. Cellulosic ethanol at last?
Robert F Service
Science (New York, N.Y.), 345(6201), 1111-1111 (2014-09-06)
Martin Harper et al.
Journal of occupational and environmental hygiene, 10(6), 297-306 (2013-04-04)
Airborne particles that are collected using closed-face filter cassettes (CFCs), which are used widely in the sampling of workplace aerosols, can deposit in places other than on the filter and thereby may not be included in the ensuing analysis. A
Ivana Salopek Cubrić et al.
Collegium antropologicum, 37(1), 57-64 (2013-05-24)
Thermophysiological comfort applies to the way in which clothing lets through or retains heat and moisture and helps the body retain heat balance in rest position or at various levels of activities. In this paper, the principles of sensory analysis
Raman Mahadevan Iyer et al.
Pharmaceutical development and technology, 19(5), 583-592 (2013-08-15)
Material properties play a significant role in pharmaceutical processing. The impact of roller compaction (RC) and tablet compression on solid fraction (SF), tensile strength (TS) and flexural modulus (FM) of Avicel DG [co-processed excipient with 75% microcrystalline cellulose (MCC) and
Carole Lepilleur et al.
Journal of cosmetic science, 64(6), 411-427 (2014-01-09)
Formulation composition has a dramatic influence on the performance of conditioning shampoos. The purpose of this study is to determine the factors affecting the performance of various cationic polymers in those systems. An experiment was conducted by varying the levels
Tomoko Maehara et al.
Fungal biology, 117(3), 220-226 (2013-03-30)
Ethanol production by Flammulina velutipes from high substrate concentrations was evaluated. F. velutipes produces approximately 40-60 g l(-1) ethanol from 15% (w/v) D-glucose, D-fructose, D-mannose, sucrose, maltose, and cellobiose, with the highest conversion rate of 83% observed using cellobiose as
Armando J D Silvestre et al.
Expert opinion on drug delivery, 11(7), 1113-1124 (2014-05-23)
Bacterial cellulose (BC) is an extremely pure form of cellulose, which, due to its unique properties, such as high purity, water-holding capacity, three-dimensional nanofibrilar network, mechanical strength, biodegradability and biocompatibility, shows a high potential as nanomaterial in a wide range
Zeng-Guang Wang et al.
Yi chuan = Hereditas, 35(5), 655-665 (2013-06-05)
Bioactive gibberellins (GAs) are a type of important plant growth regulators, which play the key roles in multiple processes, such as seed germination, leaf expansion, flowering, fruit bearing, and stem development. Its biosynthesis is regulated by a variety of enzymes
Jennifer S Le Blond et al.
Environmental toxicology, 29(5), 503-516 (2012-03-21)
Sugarcane combustion generates fine-grained particulate that has the potential to be a respiratory health hazard because of its grain size and composition. In particular, conversion of amorphous silica to crystalline forms during burning may provide a source of toxic particles.
Martin Bringmann et al.
Trends in plant science, 17(11), 666-674 (2012-07-13)
Directed plant cell growth is governed by deposition and alterations of cell wall components under turgor pressure. A key regulatory element of anisotropic growth, and hence cell shape, is the directional deposition of cellulose microfibrils. The microfibrils are synthesized by
D M Wall et al.
Bioresource technology, 192, 266-271 (2015-06-04)
This work examines the digestion of advanced growth stage grass silage. Two variables were investigated: particle size (greater than 3 cm and less than 1cm) and rumen fluid addition. Batch studies indicated particle size and rumen fluid addition had little
Sheh-Hong Lim et al.
Pakistan journal of biological sciences : PJBS, 16(18), 920-926 (2014-02-08)
The aim of this study was to develop an economical bioprocess to produce the fermentable sugars at laboratory scales Using Oil Palm Frond (OPF) as substrate in Solid State Fermentation (SSF). OPF waste generated by oil palm plantations is a
Aiqin Wang et al.
Accounts of chemical research, 46(7), 1377-1386 (2013-02-21)
With diminishing fossil resources and increasing concerns about environmental issues, searching for alternative fuels has gained interest in recent years. Cellulose, as the most abundant nonfood biomass on earth, is a promising renewable feedstock for production of fuels and chemicals.
Muhammad K Shahzad et al.
Advances in clinical and experimental medicine : official organ Wroclaw Medical University, 22(2), 177-183 (2013-05-28)
The aim of the present work was to formulate flurbiprofen (FLB) loaded microspheres of hydroxypropylmethycellulose and ethylcellulose polymers to study the effect of different proportions of the polymer mixture on the release behavior of the drug. A series of microspheres
Tuo Wang et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(41), 16444-16449 (2013-09-26)
Structure determination of protein binding to noncrystalline macromolecular assemblies such as plant cell walls (CWs) poses a significant structural biology challenge. CWs are loosened during growth by expansin proteins, which weaken the noncovalent network formed by cellulose, hemicellulose, and pectins
Z Pourramezan et al.
Mikrobiologiia, 81(6), 796-802 (2013-04-25)
The aim of the present study was to isolate and characterize the cellulose-degrading bacteria from the gut of the local termite, Microcerotermes diversus (Silvestri), inhabiting the Khuzestan province of Iran. The microorganisms capable of growing in the liquid medium containing
Tetsuo Kondo et al.
Journal of bioscience and bioengineering, 118(4), 482-487 (2014-05-07)
We investigated the autonomous bottom-up fabrication of three-dimensional honeycomb cellulose structures, using Gluconacetobacter xylinus as a bacterial nanoengine, on cellulose honeycomb templates prepared by casting water-in-oil emulsions on glass substrates (Kasai and Kondo, Macromol. Biosci., 4, 17-21, 2004). The template
Olof Regnell et al.
Ambio, 43(7), 878-890 (2014-01-15)
Methylation of mercury (Hg) to highly toxic methyl Hg (MeHg), a process known to occur when organic matter (OM) decomposition leads to anoxia, is considered a worldwide threat to aquatic ecosystems and human health. We measured temporal and spatial variations
Dereje Diriba et al.
Bulletin of environmental contamination and toxicology, 93(1), 126-131 (2014-05-23)
Sugarcane bagasse and wheat straw were applied for the removal of nitrite ions from water samples. Batch experiments were conducted to establish optimum pH (5), initial nitrite concentration (5 mg/L), adsorbent dose (3 mg/L) and contact time (90 min). Under
Marisa A Lima et al.
The Journal of biological chemistry, 288(46), 32991-33005 (2013-09-26)
Aspergillus niger is known to secrete large amounts of β-glucosidases, which have a variety of biotechnological and industrial applications. Here, we purified an A. niger β-glucosidase (AnBgl1) and conducted its biochemical and biophysical analyses. Purified enzyme with an apparent molecular
Rocktotpal Konwarh et al.
Biotechnology advances, 31(4), 421-437 (2013-01-16)
Cellulose acetate (CA) has been a material of choice for spectrum of utilities across different domains ranging from high absorbing diapers to membrane filters. Electrospinning has conferred a whole new perspective to polymeric materials including CA in the context of
David A Hufnagel et al.
Journal of bacteriology, 196(21), 3690-3699 (2014-08-13)
The bacterial extracellular matrix encases cells and protects them from host-related and environmental insults. The Escherichia coli master biofilm regulator CsgD is required for the production of the matrix components curli and cellulose. CsgD activates the diguanylate cyclase AdrA, which
Martin Gericke et al.
Molecules (Basel, Switzerland), 17(6), 7458-7502 (2012-06-19)
In the past decade, ionic liquids (ILs) have received enormous interest as solvents for cellulose. They have been studied intensively for fractionation and biorefining of lignocellulosic biomass, for dissolution of the polysaccharide, for preparation of cellulosic fibers, and in particular
I N Kurchenko et al.
Mikrobiolohichnyi zhurnal (Kiev, Ukraine : 1993), 75(1), 54-68 (2013-03-23)
It was shown that saprophytic (soil), endophytic and plant pathogenic strains of F. poae under cultivation conditions in the media containing carbon sources from mono- to polysaccharides had different abilities to use them and to accumulate biomass. Maltose, xylose, fructose
Hosseinali Tabandeh et al.
Pakistan journal of pharmaceutical sciences, 27(3), 495-503 (2014-05-09)
This study was performed to achieve sustained-release Ibuprofen matrix tablets with a zero-order release kinetic while most of the previous formulations have shown Higuchi release kinetic. Considering the results from previous studies, ethyl cellulose, Carbopol 934P, Carbopol 974P, and Pemulen
Patrick Shahgaldian et al.
Chimia, 67(6), 425-426 (2013-08-16)
Cyclodextrins are cyclic oligomers of glucose; they are widely used in a large range of industrial applications because of their molecular inclusion properties. We used cyclodextrins to prepare different libraries of polymers and tested their ability to selectively recognize pharmaceuticals
Jitka Muzíková et al.
Acta poloniae pharmaceutica, 70(6), 1087-1096 (2014-01-05)
The study evaluates the micronized poloxamers Lptrol micro127 (poloxamer 407) and Lptrol micro 68 (poloxamer 188) as lubricants in combination with the dry binders microcrystalline cellulose and spray-dried lactose. Magnesium stearate was employed as the comparative lubricant. The parameters under
Kevin C-Y Lee et al.
The ISME journal, 8(7), 1522-1533 (2014-01-31)
Most of the lineages of bacteria have remained unknown beyond environmental surveys using molecular markers. Until the recent characterisation of several strains, the phylum Armatimonadetes (formerly known as 'candidate division OP10') was a dominant and globally-distributed lineage within this 'uncultured
J Chan
Journal of microscopy, 247(1), 23-32 (2011-12-17)
In this review, I ask the question of what is the relationship between growth and the orientations of microtubules and cellulose microfibrils in plant cells. This should be a relatively simple question to answer considering that text books commonly describe
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