Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 15 of 15 for “"polysorbate 80"”.
-
Evaluation of Select Food Additive Exposures in Children with Crohn's Disease
… dioxide, carrageenan, aluminosilicates, and polysorbate-80 by evaluating ingredient labels. The additives with the highest number of mean exposures per day were soy lecithin (2.71 ± 1.34), xanthan gum (0.96 ± 0.72), maltodextrin (0.95 ± 0.77), and carrageenan (0.58 ± 0.63). The foods with the …
-
Photodegradation of peptides and proteins by near UV and visible light
… sucrose, and trehalose), EDTA, DTPA, and polysorbate 80. The antioxidant Met in citrate solutions leads to the generation of novel oxidation products. While Arg, Lys and His, mannitol, sucrose, and trehalose promoted the increase in yields of Met sulfoxide, the addition of EDTA or DTPA did …
-
Efficacy of Selected Chemicals on the Attachment and Survival of Campylobacter jejuni on Chicken Breast Skin
… with Campylobacter jejuni being responsible for 80-90% of those infections. Many cases of Campylobacter gastroenteritis have been linked to the consumption of raw or undercooked chicken. The population of bacteria on the breast skin has been reported to be greater than on other edible portions of …
-
Improving the Body, Texture, and Overall Quality of Low Fat Ice Cream with Emulsifiers
… included: monoglyceride and diglyceride, polysorbate 80 blend; 40% alpha monoglyceride; 70% alpha monoglyceride; and lecithin. Use of emulsifiers produced desirable effects in low fat ice cream quality. All emulsifiers evaluated in this study improved the body and texture of low fat ice …
-
Bio-Inspired and Nanotechnology-Enabled Drug Delivery for Diabetes and Brain Cancer
… of highly concentrated insulin, up to 80 mg/mL, which maintained excellent insulin stability for up to 30 days under physiological conditions. Moreover, a novel device structure was designed comprising of a microporous membrane that hindered leukocyte migration to the functional implant …
-
A Physical, Cultural, and Nutritional Study of "Leptospira Interrogans" Serotype "Hardjo" with Emphasis on Antigenicity, Immunogenicity, and Viability
… in different formulations of bovine albumin polysorbate media (BA-P80). Single and multiple deletions and different sources of ingredients for the medium were evaluated. Continuous growth was measured over a predetermined range of temperatures. The antigenicity of cells incubated at two …
-
Comparison of wettability for surface of ocular prosthesis depending on different kind of artificial tear eye drops
… propylene glycol+polyethylene glycol (PG), polysorbate 80 (PS), povidone (Pov) have been studied. According to the conventional methods of manufacturing of ocular prosthesis, a flat rectangular parallelepiped block that is made of polymethylmethacrylate (PMMA) and silicone materials has been …
-
Physiochemical and drug release properties of liquisolid formulations in comparison to their physical mixture counterparts
… liquisolid (LS) tablets of diltiazem containing Polysorbate 80 as a non-volatile solvent for sustained release were prepared. PolyoxTM is an attractive pharmaceutical polymer used in controlled release dosage forms mainly because of its insensitivity to the pH of the biological medium and ease of …
-
Development of SiRNA Incorporated Surface Modified Polymeric Nanoparticle for the Potential Treatment of Global Cerebral Ischemia
… study developed PLGA nanoparticles coated with Polysorbate-80 (PS-80) and Polyethylene glycol (PEG) to incorporate siRNA and effectively deliver across the BBB. The study engineered siRNA-incorporated PLGA nanoparticles with PS-80 and PEG coating via a modified nanoprecipitation method. The …
-
Identifying dietary additive regulated mechanisms impacting intestinal epithelial cell responses and inflammatory processes
… lecithin, carboxyethyl cellulose (CMC), and polysorbate 80 (p80), on human intestinal epithelial cells and murine organoids. While lecithin and CMC showed no significant harmful effects, p80 was found to induce cell death at concentrations below the FDA-approved level. Through RNA sequencing …
-
Untersuchungen zum Einfrier- und Auftauverhalten pharmazeutischer Humanproteinlösungen im Großmaßstab
… be reduced significantly by the addition of polysorbate 80 (0.01% m/V), whereas the amount of soluble aggregates detected by SE-HPLC could not be affected. The results demonstrate, that a prerequisite for high protein stability is an optimized bulk formulation. Modern freezing systems can not …
-
Development and Optimisation of Nanoparticulate System for Brain Delivery of L-DOPA
… evaporation technique. The NPs were coated with polysorbate 80 (P80) to enhance their BBB permeability. Samples in in vitro drug release study and stability study were measured by a novel isocratic high performance liquid chromatography (HPLC) method. A central composite design (CCD) was applied …
-
Dynamics and Phase Behavior of Mixed Antibody-Excipient Adsorption at an Air/Water Interface
… competitive dynamics between surfactant (Polysorbate 80) and two different mAbs. Pendant bubble tensiometry and X-ray reflectivity (XR) are used to quantify the rate at which the molecules “<em>race</em>” to the interface. The experiments show a phase space in mAb/surfactant concentration …
-
Lipid Nanoparticles as Tools for the Administration of Active Natural Products Aimed to the Treatment of Nervous System Disorders
… (CUR-pSLN), while the AST-SLN with surfactant polysorbate 80 (AST-p80SLN). CUR-pSLNs were prepared by the solvent evaporation method obtaining spherical nanoparticles having a particle size suitable for parenteral administration (<200 nm). Nanoparticles showed a good stability for six months at …