نتایج جستجو برای: nano poly cresol red
تعداد نتایج: 280127 فیلتر نتایج به سال:
To cite: Liu LR, Huang M-Y, Huang S-T. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/bcr-2013200771 DESCRIPTION A 61-year-old man, without previous disease was admitted to our emergency department (ED) due to syncope at home after soaking his feet in a solution containing 50% of saponated cresol. On physical examination, the patient was lethargic with a strong medic...
Cresols are monomethyl derivatives of phenol frequently used as solvents and intermediates in the production of disinfectants, fragrances, pesticides, dyes, and explosives, which is probably why they are widely distributed in the environment. General population may be exposed to cresols mainly through inhalation of contaminated air. In this study we evaluated the toxicological effects of o-cres...
BACKGROUND para-Cresol, which is present in the blood mainly as p-cresyl sulphate, is a protein-bound uraemic toxin that is produced in the intestine by certain intestinal bacteria, and its production is affected by various intestinal environmental factors. Patients with end-stage renal disease who are undergoing haemodialysis (HD) often have defective bowel function leading to abnormal defecat...
in this study, the photocatalytic degradation of methyl orange and congo red dye was investigated inaqueous solution using c,n,s-tridoped sno2 nanoparticles as a nano photocatalyst. the degradationwas carried out under different conditions including the photocatalyst amount, initial concentrationand ph of the solution. the results indicated that the degradation of methyl orange and congo redwas...
We report a polymeric micelle drug delivery system, which enables selective intracellular uptake with external thermal stimulation, and effective release of a drug at internal acidic endosomal pH. We developed a dual temperatureand pH-responsive polymeric micelle composed of a temperatureresponsive corona segment with poly(N-isopropylacrylamide-co-dimethylacrylamide) [P(NIPAAm-coDMAAm)] and a p...
Biomimetic formation of silica from polyamines such as poly(ethylene imine) (PEI), inspired by the proteins found in diatoms and sponges, has been actively investigated recently as a potential route to silica formation compared to the conventional sol–gel process. We report silica formation onto nanofibers of PEI blended with poly(vinyl pyrrolidone) (PVP) obtained via electrospinning of their 5...
Single crystals of poly(ethylene glycol) (PEG)-b-polystyrene (PS), PEG-b-poly(methyl methacrylate) (PMMA), PEG-b-polycaprolactone (PCL), and polyaniline (PANI)-b-PEG-b-PANI were developed from dilute solutions and thin molten films using self-seeding methodology. The PS and PMMA grafted chains were categorized in disordered nano-brushes; however, the PCL and PANI ones were grouped in ordere...
Stable Poly(methacrylic acid) Brush Decorated Silica Nano-Particles by ARGET ATRP for Bioconjugation
The synthesis of polymer brush decorated silica nano-particles is demonstrated by activator regeneration by electron transfer atom transfer radical polymerization (ARGET ATRP) grafting of poly(tert-butyl methacrylate). ATRP initiator decorated silica nano-particles were obtained using a novel trimethylsiloxane derivatised ATRP initiator obtained by click chemistry. Comparison of de-grafted poly...
The attenuation ability of composites containing micro and nano-sized WO3 was measured and compared with the attenuation ability of composites containing micro-size and nano-sized PbO for X-rays in diagnostic energy range. For the purpose, after synthesizing nano and micro-scaled particles, different percentages of them were imbedded in poly vinyl chloride (EPVC) emulsion and prepared as shield...
Al2O3/PVP nano-hybrid composite samples are synthesized using sol-gel method at 75°C. Weight percent of poly 4-vinyl phenol and aluminum oxide is 0.0, 0.28, 0.56, and 0.84. To study the nano-structural and electrical characteristics, X-ray diffraction, Fourier transfer infrared radiation, scanning electron microscopy, and atomic force microscopy are used. Dielectric constant of the samples is m...
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