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Shear stress enhances bacterial adhesion /Thomas, Wendy Evelyn. January 2003 (has links)
Thesis (Ph. D.)--University of Washington, 2003. / Vita. Includes bibliographical references (leaves 96-101).
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Protein instability associated with PLGA delivery systems and UV-induced protein oxidation /Estey, Tia Brie. January 2006 (has links)
Thesis (Ph.D. in Pharmaceutical Sciences) -- University of Colorado, 2006. / Typescript. Includes bibliographical references (leaves 144-161). Free to UCDHSC affiliates. Online version available via ProQuest Digital Dissertations;
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Studies on the use of bovine serum albumin as aerosol performance enhancer in dry powder inhalation formulations prepared by spray drying. / 小牛血清白蛋白(BSA)對以噴霧乾燥(spray dry)制作的粉霧吸入劑(DPI)粉霧性能(aerosol performance)提升的研究 / Xiao niu xue qing bai dan bai (BSA) dui yi pen wu qan zao (spray dry) zhi zuo de fen wu xi ru ji (DPI) fen wu xing neng (aerosol performance) ti sheng de yan jiuJanuary 2010 (has links)
Chan, Pui. / "November, 2009." / Thesis (M.Phil.)--Chinese University of Hong Kong, 2010. / Includes bibliographical references (leaves 108-114). / Abstracts in English and Chinese. / Table of Contents --- p.i / Acknowledgement --- p.vi / Abstract --- p.vii / Abstract (Chinese) --- p.ix / Chapter Chapter One --- Introduction / Chapter 1.1. --- Pulmonary Route for Drug Delivery --- p.2 / Chapter 1.2. --- Factors Affecting the Performance of Inhaled Formulations --- p.3 / Chapter 1.2.1. --- Particle Aerodynamic Diameter --- p.4 / Chapter 1.2.2. --- Dispersibility of Particles --- p.5 / Chapter 1.2.3. --- Clearance Mechanism in Lung and Dissolution of Particles --- p.6 / Chapter 1.3. --- Production of Dry Powder Inhalation by Spray Drying --- p.7 / Chapter 1.4. --- Approaches to Enhance Aerosol Performance of Spray Dried Particles --- p.8 / Chapter 1.4.1 --- Porous/Hollow Particles --- p.9 / Chapter 1.4.2 --- Non-Porous Corrugated Particles --- p.10 / Chapter 1.4.3 --- Blends and Ternary Systems --- p.10 / Chapter 1.4.4 --- Surface Energy and Crystallinity Modification --- p.11 / Chapter 1.4.5 --- Other Approaches to Enhancing Aerosol Performance --- p.12 / Chapter 1.5 --- Objectives and Rationale of the Present Study --- p.13 / Chapter 1.6 --- Scope of Present Study and Particle Characterization Techniques Employed --- p.14 / Chapter 1.6.1 --- Microscopy and Particle Density Measurements --- p.14 / Chapter 1.6.2 --- Particle Size Analysis and Particle Dispersibility --- p.15 / Chapter 1.6.3 --- Thermal Analysis and Particle Crystallinity --- p.15 / Chapter 1.6.4 --- Particle Surface Characterization --- p.16 / Chapter 1.6.5 --- Inverse Gas Chromatography --- p.18 / Chapter 1.6.6 --- Fractal Analysis --- p.19 / Chapter 1.6.6.1 --- Background and Origin of Fractal Analysis --- p.19 / Chapter 1.6.6.2 --- Use of Fractal Analysis in Pharmaceutical Research --- p.20 / Chapter 1.6.6.3 --- Methods for fractal analysis --- p.21 / Chapter 1.6.7 --- Atomic Force Microscopy --- p.23 / Chapter 1.6.7.1 --- Background of Atomic Force Microscopy --- p.23 / Chapter 1.6.7.2 --- Characterization of Surface Topography by Atomic Force Microscopy --- p.23 / Chapter 1.6.7.3 --- Measurement of Interaction Forces by Colloid Probe 226}0Ø Microscopy --- p.25 / Chapter 1.6.7.4 --- Use of Atomic Force Microscopy in Pharmaceutical Research --- p.27 / Chapter Chapter Two --- Materials and Methods / Chapter 2.1. --- Materials --- p.30 / Chapter 2.2. --- Equipment --- p.31 / Chapter 2.3. --- Methods --- p.33 / Chapter 2.3.1. --- Powder Preparation --- p.33 / Chapter 2.3.1.1 --- Preparation of Salbutamol Sulphate Samples --- p.33 / Chapter 2.3.1.2 --- Preparation of Disodium Cromoglycate Samples --- p.33 / Chapter 2.3.1.3 --- Preparation of ß-Galactosidase (BG) Samples --- p.34 / Chapter 2.3.2. --- Determination of Aerosol Performance --- p.35 / Chapter 2.3.3. --- Determination of Protein Activity for BG Samples --- p.36 / Chapter 2.3.3.1. --- Enzyme Assay Procedure --- p.37 / Chapter 2.3.3.2. --- Calculation of Enzyme Activity --- p.38 / Chapter 2.3.3.3. --- Determination of Enzyme Activity Retained in Spray-dried Samples --- p.38 / Chapter 2.3.4. --- Physicochemical Characterization of Particles --- p.39 / Chapter 2.3.4.1. --- Scanning Electron Microscopy --- p.39 / Chapter 2.3.4.2. --- Particle Density Determination --- p.39 / Chapter 2.3.4.3. --- Particle Size Analysis --- p.40 / Chapter 2.3.4.4. --- Thermal analysis --- p.41 / Chapter 2.3.4.5. --- Powder X-ray Diffraction --- p.42 / Chapter 2.3.4.6. --- Surface Area Determination --- p.42 / Chapter 2.3.4.7. --- Surface Composition Characterization --- p.43 / Chapter 2.3.4.8. --- Surface Tension Measurement --- p.44 / Chapter 2.3.4.9. --- Inverse Gas Chromatography --- p.45 / Chapter 2.3.4.9.1. --- Calculation of Standard Free Energy of Adsorption --- p.46 / Chapter 2.3.4.9.2. --- Calculation of Dispersive Component of Surface Free Energy --- p.47 / Chapter 2.3.4.9.3. --- Determination of Specific Interactions and Associated Acid-Base Properties --- p.48 / Chapter 2.3.4.10. --- Fractal Analysis --- p.49 / Chapter 2.3.4.11. --- Atomic Force Microscopy --- p.49 / Chapter Chapter Three --- Results / Chapter 3.1. --- In vitro Aerosol Performance --- p.52 / Chapter 3.2. --- Enzyme Activity Retained in BG Samples --- p.55 / Chapter 3.3. --- Scanning Electron Microscopy (SEM) --- p.56 / Chapter 3.3.1. --- SEM of Salbutamol Sulphate Formulations --- p.56 / Chapter 3.3.2. --- SEM of DSCG Formulations --- p.59 / Chapter 3.3.3. --- SEM of BG Formulations --- p.61 / Chapter 3.4. --- Density Measurements --- p.65 / Chapter 3.4.1. --- Densities of Salbutamol Sulphate Formulations --- p.65 / Chapter 3.4.2. --- Densities of DSCG Formulations --- p.66 / Chapter 3.4.3. --- Densities of BG Formulations --- p.67 / Chapter 3.5. --- Particle Size Analysis by Laser Diffraction --- p.68 / Chapter 3.5.1. --- Volume Mean Diameter Measurements --- p.68 / Chapter 3.5.2. --- Particle Size Distributions and Dispersion Patterns of Formulations --- p.70 / Chapter 3.6. --- Thermal Analysis --- p.75 / Chapter 3.7. --- Powder X-ray Diffraction --- p.80 / Chapter 3.8. --- Surface Area Measurements --- p.84 / Chapter 3.9. --- Surface Composition Characterization --- p.85 / Chapter 3.9.1. --- Surface Composition of Salbutamol Sulphate Formulations --- p.85 / Chapter 3.9.2. --- Surface Composition of DSCG Formulations --- p.88 / Chapter 3.9.3. --- Surface Composition of BG/BSA Formulations --- p.89 / Chapter 3.10. --- Surface Tension Measurements --- p.91 / Chapter 3.11. --- Inverse Gas Chromatography --- p.92 / Chapter 3.12. --- Fractal Analysis --- p.93 / Chapter 3.13. --- Atomic Force Microscopy --- p.94 / Chapter Chapter Four --- Discussion / Chapter 4.1. --- Influence of BSA on Aerosol Performance and Protein Integrity --- p.98 / Chapter 4.2. --- Influence of BSA on Physicochemical Properties of Particles --- p.98 / Chapter 4.2.1. --- Influence of BSA on surface corrugation --- p.98 / Chapter 4.2.2. --- Influence of BSA on particle size and dispersion behavior --- p.99 / Chapter 4.2.3. --- Influence of BSA on crystallinity and thermal properties of particles --- p.100 / Chapter 4.2.4. --- Influence of BSA on surface energetics of particles --- p.100 / Chapter 4.3. --- Relationship between Surface Corrugation and Aerosol Performance --- p.101 / Chapter 4.4. --- Mechanism of Surface Modification for BSA on Spray-dried Particles --- p.103 / Chapter Chapter Five --- Conclusions and Future Work / Chapter 5.1. --- Conclusions --- p.106 / Chapter 5.1.1. --- General Aerosolization-Enhancing Effect of BSA --- p.106 / Chapter 5.1.2. --- Surface Modifying Effect of BSA --- p.106 / Chapter 5.1.3. --- Relationship between Surface Corrugation and Aerosol Performance --- p.106 / Chapter 5.2. --- Future Work --- p.107 / References --- p.108
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