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Showing 1-30 of 40 results for "749222" within Papers
Thomas Grevesse et al.
Lab on a chip, 13(5), 777-780 (2013-01-22)
Physico-chemical and biochemical factors in the local cellular microenvironment are known to impact on multiple aspects of cell behaviour through specific signal pathways. These mechanotransduction cues can couple each other to regulate cell fate, and it remains unclear whether mechanotransduction
Meital Bloch et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 47(5), 904-913 (2012-10-02)
Real time detection of biomarkers at the mucosal level is imperative for the prevention and efficient treatment of colorectal cancer. Cationized polyacrylamide (CPAA) with increasing charge densities was prepared by radical polymerization of acrylamide and different mol% ratios of N-acryloyl
N V Bovin
Bioorganicheskaia khimiia, 22(9), 643-663 (1996-09-01)
The synthesis, physicochemical characteristics, and application for studying the carbohydrate-binding molecules of some analogues of human cell glycoconjugates, neoglycoconjugates, were reviewed. An approach to the synthesis of the polyacrylamide derivatives of carbohydrates based on the interaction of fully activated polyacrylic
Takahiro Tominaga et al.
Igaku butsuri : Nihon Igaku Butsuri Gakkai kikanshi = Japanese journal of medical physics : an official journal of Japan Society of Medical Physics, 31(3), 75-83 (2012-09-26)
Polymer gel dosimetry has been considered a promising technique for clinical use, but this potential has not yet been fully realized in Japan. One reason may be because the commercialized gel detector, BANG gel, is expensive and it is only
Imran Khimji et al.
Methods (San Diego, Calif.), 64(3), 292-298 (2013-08-28)
Biosensors are devices that can provide quantitative or semi-quantitative analytical information about target molecules, where molecular recognition is based on biomolecular interactions. In recent years, DNA has emerged as a useful molecule for biosensor development since DNA can not only
L V Titova et al.
Mikrobiolohichnyi zhurnal (Kiev, Ukraine : 1993), 74(6), 9-16 (2013-01-09)
On the basis of natural exopolysaccharide xanthan and exopolyacrylamide the sticky-gene composition has been developed. Addition of that composition to the culture medium provided a 26.3 times higher viability of Bradyrhizobium japonicum UCM B-6035 cells during its storage. Introduction of
Amandine Cuenca et al.
Physical review letters, 110(10), 108304-108304 (2013-03-26)
Pressure-driven flows of high molecular weight polyacrylamide solutions are examined in nanoslits using fluorescence photobleaching. The effective viscosity of polymer solutions decreases when the channel height decreases below the micron scale. In addition, the apparent slippage of the solutions is
Junxian Yun et al.
Journal of chromatography. A, 1284, 148-154 (2013-03-05)
Cryogel beads, fabricated by the microchannel liquid-flow focusing and cryo-polymerization method, have micron-scale supermacropores allowing the passage of crude feedstocks, and could be of interest as chromatographic adsorbents in bioseparation applications. In this work, we provide a rapid freezing and
Sonia Trombino et al.
Molecules (Basel, Switzerland), 17(11), 12734-12745 (2012-10-30)
The purpose of this work was the synthesis, characterization and efficacy evaluation of new biocompatible antioxidant polymers linking trans-ferulic acid or a-lipoic acid. In particular, ferulic or lipoic acid were introduced in the preformed polymeric backbone. The new antioxidant biopolymers
Chun-Han Lin et al.
Journal of visualized experiments : JoVE, (68)(68), doi:10-doi:10 (2012-10-25)
The interactions between cells and their surrounding microenvironment have functional consequences for cellular behaviour. On the single cell level, distinct microenvironments can impose differentiation, migration, and proliferation phenotypes, and on the tissue level the microenvironment processes as complex as morphogenesis
N V Bovin
Glycoconjugate journal, 15(5), 431-446 (1999-01-09)
This review describes the synthesis, physicochemical characteristics and application for studying carbohydrate-binding proteins of polyacrylamide (PAA) type neoglycoconjugates. An approach to the synthesis of conjugates based on the interaction of activated polyacrylic acid with omega-aminoalkyl glycosides has been developed. Both
International journal of toxicology, 24 Suppl 2, 21-50 (2005-09-13)
Polyacrylamide is a polymer of controllable molecular weight formed by the polymerization of acrylamide monomers available in one of three forms: solid (powder or micro beads), aqueous solution, or inverse emulsions (in water droplets coated with surfactant and suspended in
Jeong-Yun Sun et al.
Nature, 489(7414), 133-136 (2012-09-08)
Hydrogels are used as scaffolds for tissue engineering, vehicles for drug delivery, actuators for optics and fluidics, and model extracellular matrices for biological studies. The scope of hydrogel applications, however, is often severely limited by their mechanical behaviour. Most hydrogels
E A Smith et al.
Reviews on environmental health, 9(4), 215-228 (1991-10-01)
Acrylamide is a highly water soluble vinyl monomer formed from the hydration of acrylonitrile. The major commercial use of acrylamide is the formation of polymers. In the environment acrylamide has a high mobility in soil, may travel great distances in
Pedram Fatehi et al.
Carbohydrate polymers, 94(1), 531-538 (2013-04-03)
In this work, we aimed at adsorbing the oligo-sugars of prehydrolysis liquor on precipitated calcium carbonate (PCC) to produce modified PCC. The results showed that the adsorptions of oligo-sugars, lignin and furfural were greater on porous PCC (PCC2) than on
Vassiliki A Kosma et al.
Materials science & engineering. C, Materials for biological applications, 33(4), 2175-2191 (2013-03-19)
Solution growth of apatite its precursors in the presence of urea commercial gelatin is found to lead, under appropriate conditions, to a rich spectrum of morphologies, among them high aspect ratio needles in uniform sturdy spherulitic assemblies resulting from a
Teruaki Sato et al.
Biomacromolecules, 13(10), 3173-3180 (2012-09-08)
Adsorption of oligonucleotides onto model cellulose surfaces was investigated by comparing the Boese and Breaker's cellulose binding oligonucleotide (CBO) with a nonspecific oligonucleotide control (NSO). Measurements using the quartz crystal microbalance with dissipation technique confirmed that CBO adsorbed onto cellulose
Dominik John et al.
Methods in molecular biology (Clifton, N.J.), 961, 403-410 (2013-01-18)
Tissue macrophages and inflammatory neutrophils represent important cells of the innate immune system responsible for various important tasks, i.e., elimination of pathogens and/or granuloma formation. Isolation of large numbers of primary phagocytes is vital for research with these cells. Within
Xiaohu Dai et al.
Scientific reports, 5, 11675-11675 (2015-07-07)
During the anaerobic digestion of dewatered sludge, polyacrylamide (PAM), a chemical conditioner, can usually be consumed as a carbon and nitrogen source along with other organic matter (e.g., proteins and carbohydrates in the sludge). However, a significant accumulation of acrylamide
Pedram Fatehi et al.
Carbohydrate polymers, 92(2), 2103-2110 (2013-02-13)
In this work, the adsorption of lignocelluloses of pre-hydrolysis liquor (PHL) on precipitated calcium carbonate (PCC) was studied in the presence of poly diallyldimethylammonium chloride (PDADMAC) or cationic polyacrylamide (CPAM). The results revealed that adding PCC to PHL and subsequently
D J King et al.
Reviews on environmental health, 8(1-4), 3-16 (1989-01-01)
The purpose of this paper is to present information gathered regarding, in general, the physical characteristics, and, in particular, the possible toxic nature of polyacrylamide A short discussion of the properties and toxicity of the acrylamide monomer is also included.
Christian Geraths et al.
Journal of controlled release : official journal of the Controlled Release Society, 165(1), 38-43 (2012-11-13)
Hydrogels provide a highly favorable matrix for immobilizing growth factors, enzymes or cells for biomedical applications like tissue engineering, drug delivery or the treatment of metabolic diseases. In this study we describe the synthesis and characterization of a hydrogel able
Hyuck Joon Kwon et al.
Journal of the mechanical behavior of biomedical materials, 17, 337-346 (2012-11-07)
Many studies have demonstrated that sulfur-containing acidic groups induce chondrogenesis in vitro and in vivo. Recently, it is increasingly clear that mechanical properties of cell substrates largely influence cell differentiation. Thus, the present study investigated how mechanical properties of sulfonate-coated
Peter Grützmacher et al.
Clinical research in cardiology supplements, 7, 20-23 (2012-09-26)
For long-term lipid apheresis therapy, several different technical systems have been developed which enable effective reduction of LDL cholesterol and other atherogenic lipoproteins, such as Lp(a), with sufficient selectivity and good clinical tolerance. Suitable techniques include whole blood adsorption with
Juan C Calderón et al.
The Journal of physiology, 588(Pt 1), 267-279 (2009-11-04)
Electrically elicited Ca(2+) transients reported with the fast Ca(2+) dye MagFluo-4 AM and myosin heavy chain (MHC) electrophoretic patterns were obtained in intact, enzymatically dissociated fibres from adult mice extensor digitorum longus (EDL) and soleus muscles. Thirty nine fibres (23
Gennadiy Patlazhan et al.
Aesthetic plastic surgery, 37(2), 312-320 (2013-02-06)
An algorithm for breast reconstruction for patients with complications after polyacrylamide gel (PAAG) injections is presented, and the outcomes of surgery using the adopted treatment protocol are evaluated. We reviewed the clinical records of consecutive patients who were treated for
Stephanie S Chang et al.
Biophysical journal, 104(2), 313-321 (2013-02-28)
There is increasing evidence to suggest that physical parameters, including substrate rigidity, topography, and cell geometry, play an important role in cell migration. As there are significant differences in cell behavior when cultured in 1D, 2D, or 3D environments, we
Sachio Yamamoto
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan, 132(9), 1031-1035 (2012-10-02)
Microchip electrophoresis is widely used for microfluidics and has been studied extensively over the past decade. Translation of capillary electrophoresis methods from traditional capillary systems to a microchip platform provides rapid separation and easy quantitation of sample components. However, most
Robert E Birdsall et al.
Electrophoresis, 34(5), 753-760 (2012-12-12)
Sieving of proteins in silica colloidal crystals of millimeter dimensions is characterized for particle diameters of nominally 350 and 500 nm, where the colloidal crystals are chemically modified with a brush layer of polyacrylamide. A model is developed that relates
Honghao Sun et al.
Bioconjugate chemistry, 23(11), 2247-2255 (2012-11-02)
Our ability to design receptor-targeted nanocarriers aimed at drug release after endocytosis is limited by the current knowledge of intracellular nanoparticle (NP) trafficking. It is not clear if NP size, surface chemistry, and/or targeting of cell surface receptors changes the
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