Showing 1-30 of 56 results for "440167"
W H Siddiqui et al.
Toxicology, 31(1), 1-8 (1984-05-01)
The embryotoxic and teratogenic potential of gamma- glycidoxypropyltrimethoxysilane ( GPTS ) was evaluated in rats. Pregnant Sprague-Dawley rats were administered 0, 50, 500, or 1,000 mg/kg/day of GPTS by gavage on days 6 through 15 of gestation. No treatment related...
Yuki Shirosaki et al.
Biomaterials, 26(5), 485-493 (2004-07-28)
Chitosan-silicate hybrids were synthesized using gamma-glycidoxypropyltrimethoxysilane (GPSM) as the agent for cross-linking the chitosan chains. CaCl2 was introduced in the hybrids in expectation that it would improve cell adhesion and differentiation of the hybrid surfaces. Fourier-transform infrared (FT-IR) spectroscopy and...
Haisung Lee et al.
International journal of nanomedicine, 10 Spec Iss, 215-225 (2015-09-12)
In this study, fluorescent dye-conjugated magnetic resonance (MR) imaging agents were investigated in T mode. Gadolinium-conjugated silica nanoparticles were successfully synthesized for both MR imaging and fluorescence diagnostics. Polyamine and polycarboxyl functional groups were modified chemically on the surface of...
Sachin S Holkar et al.
The Journal of biological chemistry, 290(23), 14267-14276 (2015-04-04)
Epsins belong to the family of highly conserved clathrin-associated sorting proteins that are indispensable for clathrin-mediated endocytosis, but their precise functions remain unclear. We have developed an assay system of budded supported membrane tubes displaying planar and highly curved membrane...
C Tonda-Turo et al.
International journal of biological macromolecules, 49(4), 700-706 (2011-07-20)
Scaffolds based on gelatin (G) are considered promising for tissue engineering, able to mimic the natural extracellular matrix. G drawback is its poor structural consistency in wet conditions. Therefore, crosslinking is necessary to fabricate stable G scaffolds. In this work...
Sung-Duk Oh et al.
Analytical biochemistry, 483, 54-61 (2015-05-13)
In this study, we developed a CdSe/ZnS quantum dot (QD)-based immunoassay for use in determining the presence of progesterone (P4) in human serum. Hydrophilic QDs were conjugated to anti-progesterone antibody (P4Ab) via ethyl-3-(dimethylaminopropyl)carbodiimide (EDC) and N-hydroxysuccinimide (NHS) as coupling reagents....
Karol Wysokiński et al.
Biosensors & bioelectronics, 114, 22-29 (2018-05-19)
An optical fiber interferometric microprobe for detection of specific proteins is presented in this paper. The microprobe is an all-fiber device, which is based on Michelson interferometer configuration, which allows for detection of protein antigens in an analyzed solution thanks...
Ralf David et al.
ChemMedChem, 9(9), 2049-2051 (2014-08-19)
In atomic force microscopy (AFM) a sharp cantilever tip is used to scan surfaces at the atomic level. One further application is force spectroscopy, in which force-distance curves between binding partners located on the cantilever and substrate surface are determined....
Jadra Mosa et al.
Membranes, 9(9) (2019-08-30)
Organic/inorganic hybrid membranes that are based on GTT (GPTMS-TMES-TPTE) system while using 3-Glycidoxypropyl-trimethoxysilane (GPTMS), Trimethyletoxisilane (TMES), and Trimethylolpropane triglycidyl ether (TPTE) as precursors have been obtained while using a combination of organic polymerization and sol-gel synthesis to be used as...
Fairoz Algaar et al.
Analytical chemistry, 87(16), 8394-8398 (2015-07-08)
Crimean-Congo hemorrhagic fever (CCHF) is a severe viral disease with high fatality rate. CCHF virus is endemic in parts of Africa, Asia, the Middle East, and southeastern Europe. Rapid diagnostics of CCHF is vital for appropriate clinical management and prevention...
L Diéguez et al.
The Analyst, 140(10), 3565-3572 (2015-04-09)
Efficient isolation strategies not based on epithelial biomarker expression are required to enable non-biased enrichment of circulating tumor cells (CTCs). CTCs undergoing epithelial-mesenchymal transition (EMT) may be prognostically relevant, and importantly are not detected with conventional epithelial based approaches such...
W H Siddiqui et al.
Drug and chemical toxicology, 6(5), 487-506 (1983-01-01)
The subchronic toxicity (28 days) of orally administered gamma-Glycidoxypropyltrimethoxysilane (GPTS) was studied in laboratory rats. The test material was administered daily for four weeks to groups of 10 male and 10 female Sprague-Dawley rats by gavage at dose levels of...
Qin-Yuan Zhang et al.
Journal of biomedical materials research. Part A, 103(3), 929-938 (2014-05-24)
Nitric oxide (NO) is an important mediator in cardiovascular system to regulate vascular tone and maintain tissue homeostasis. Its role in vascular cell regulation makes it promising to address the post-surgery restenosis problem. However, the application of NO is constrained...
Tanja Consolati et al.
Developmental cell, 53(5), 603-617 (2020-05-21)
The γ-tubulin ring complex (γTuRC) is the major microtubule nucleator in cells. The mechanism of its regulation is not understood. We purified human γTuRC and measured its nucleation properties in a total internal reflection fluorescence (TIRF) microscopy-based real-time nucleation assay....
J Wegmann et al.
Analytical chemistry, 73(8), 1814-1820 (2001-05-08)
A new approach for the synthesis of long alkyl chain length stationary phases for use in reversed-phase liquid chromatography is described. Poly(ethylene-co-acrylic acid) copolymers (i.e., (-CH2CH2-)x[CH2CH(CO2H)-]y) with different levels of acrylic acid were covalently bonded to silica via glycidoxypropyl or...
Ross D Peterson et al.
Biosensors & bioelectronics, 74, 815-822 (2015-08-02)
Iron deficiency anemia (IDA) has detrimental effects on individuals and societies worldwide. A standard sandwich assay (SA) for the detection of soluble transferrin receptor (sTfR), a biomarker of IDA, on a photonic crystal (PC) biosensor was established, but it was...
Functionalization of carbon nanotubes with (3-glycidyloxypropyl)-trimethoxysilane: Effect of wrapping on epoxy matrix nanocomposites.
Hoepfner, et al.
Journal of Applied Polymer Science, 133(47), 814-820 (2016)
Min-Huey Chen et al.
Dental materials : official publication of the Academy of Dental Materials, 22(2), 138-145 (2005-07-26)
The aim of this study was to develop a low shrinkage visible light curable nanocomposite dental restorative material without sacrificing the other properties of conventional materials. This nanocomposite was developed by using an epoxy resin 3,4-epoxycyclohexylmethyl-(3,4-epoxy)cyclohexane carboxylate (ERL4221) matrix with...
Evgeni Eltzov et al.
Analytical chemistry, 87(7), 3655-3661 (2015-03-17)
Indoor air pollution became a recent concern found to be oftentimes worse than outdoor air quality. We developed a tool that is cheap and simple and enables continuous monitoring of air toxicity. It is a biosensor with both a nondisposable...
Laura C Córdoba et al.
Materials science & engineering. C, Materials for biological applications, 94, 126-138 (2018-11-15)
Magnesium alloys have shown high potential as biodegradable implants for bone repair applications. However, their fast degradation in physiological media demands tuning their corrosion rate to accompany the natural tissue healing processes. Here, a new bi-layered silane-TiO2/collagen coating efficient in...
Jihyun Kwon et al.
Polymers, 12(8) (2020-08-23)
Using a lotus leaf as our model, we fabricated an extremely low surface energy micro/nanostructured coating for textiles that repel oil, water, and chemical warfare agents (CWAs) using a simple process that is suitable for large scale production. This coating...
Room temperature ionic liquids for epoxy nanocomposite synthesis: Direct dispersion and cure.
Throckmorton JA, et al.
Composites Science and Technology, 86(47), 38-44 (2013)
Tim Bobrowski et al.
Biosensors & bioelectronics, 101, 84-89 (2017-10-20)
We present a transparent and flexible self-charging biosupercapacitor based on an optimised mediator- and membrane-free enzymatic glucose/oxygen biofuel cell. Indium tin oxide (ITO) nanoparticles were spray-coated on transparent conducting ITO supports resulting in a flocculent, porous and nanostructured electrode surface....
Ahmed A Nada et al.
International journal of biological macromolecules, 133, 538-544 (2019-04-22)
Homogenous allocation of inorganic particles in a polymeric matrix is a challenge. In this work, we discuss electrospinning of chitosan /gelatin using CS-Si (chitosan silicone hybrids) as well as the formation of homogeneously distributed Zn elements inside chitosan nanofiber through...
Fei Wang et al.
Journal of chromatography. A, 1246, 76-83 (2012-03-14)
A new nano-scale restricted-access matrix (RAM) SiO₂ (MCM-41) with relatively high Ti-content (Ti/Si=0.1), but superior surface area (1129 m²/g), was successfully synthesised for the enrichment of phosphopeptides. The TiO₂ was incorporated into the Si-MCM-41 via a hydrothermal process and the...
D Figeys et al.
Journal of chromatography. B, Biomedical sciences and applications, 695(1), 163-168 (1997-07-18)
Two procedures for the derivatization of the inner wall of fused-silica capillaries for the analysis of peptides and proteins by capillary electrophoresis (CE) at neutral pH are presented. In the first procedure, polyethyleneimine (PEI) is covalently attached to the capillary...
Raffaela Biesuz et al.
The Analyst, 139(16), 3932-3939 (2014-06-27)
The synthesis and the physico-chemical characterisation of a novel solid phase, designed for iron(iii) sorption, are presented. The solid (indicated in the following as DFO-SAMMS) is made with a hydroxamate siderophore, the deferoxamine (DFO), covalently bound on a self-assembled monolayer...
Clément Genet et al.
Molecules (Basel, Switzerland), 23(5) (2018-05-12)
The aim of our study is to improve the aluminium alloy corrosion resistance with Organic-Inorganic Hybrid (OIH) sol-gel coating. Coatings are obtained from unusual formulation with precursors mixing: glycidoxypropyltrimethoxysilane (GPTMS), zirconium (IV) propoxide (TPOZ) and aluminium tri-sec-butoxide (ASB). This formulation...
Juan Li et al.
Biosensors & bioelectronics, 100, 304-311 (2017-09-25)
Dual-functional cupric oxide nanorods (CuONRs) as peroxidase mimics are proposed for the development of a flow-through, label-free chemiluminescent (CL) immunosensor. Forming the basis of this cost-efficient, label-free immunoassay, CuONRs, synthesized using a simple hydrothermal method, were deposited onto epoxy-activated standard...
Smaail Radi et al.
Talanta, 143, 1-6 (2015-06-17)
A simple heterogeneous synthesis of pure adsorbent based polymer hybrid made by condensing a functionalized C,N-bipyrazole with a 3-glycidoxypropyl-trimethoxysilane silylant agent, previously anchored on a silica surface was developed. The formed material (SG2P) was characterized through elemental analysis, FT-IR spectroscopy...

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