Sökning: "Hydrogels"

Visar resultat 1 - 5 av 124 avhandlingar innehållade ordet Hydrogels.

1. 1. Drug Eluting Hydrogels : Design, Synthesis and Evaluation

   Författare :Lage Ahrenstedt; Deon Bezuidenhout; Michael Malkoch; University of Cape Town; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Drug delivery; PEGylation; Rapamycin; Dexamethasone; Controlled release; Hydrogels; Slow release;

   Sammanfattning : Hydrogels have successfully proved themselves useful for drug delivery applications and several delivery routes have been developed over the years. The particular interest in this work was to design, synthesise and evaluate in situ forming drug eluting hydrogels, which have the potential to ameliorate the healing of cardiovascular diseases. LÄS MER

3. 2. Engineering and Functionalization of Hemicellulose Hydrogels

   Författare :Weifeng Zhao; Karin Odelius; Ann-Christine Albertsson; Ulrica Edlund; Tina Vermonden; KTH; []
   Nyckelord :Hemicellulose; O-acetyl-galactoglucomannan; hydrogels; stimuli-responsive; aniline tetramer; aniline pentamer; electro-active; conductivity; pH-sensitivity; magnetic field-responsive; micro-gels; swelling; drug delivery.; Fiber- och polymervetenskap; Fibre and Polymer Science;

   Sammanfattning : Hemicellulose is the second most abundant component in wood and is an important renewable resource  that is used in films, paper composites and biofuels.  Hemicelluloses  have  several  advantages,  including  their abundance,  degradability  and  renewability. LÄS MER

4. 3. Functional and Renewable Galactoglucomannan-based Hydrogels

   Författare :Jens Voepel; Ann-Christine Albertsson; Ulrica Edlund; Gunnar Henriksson; Margaretha Söderqvist; KTH; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Polysaccharides; hydrogels; swelling; crosslinking; hemicellulose; release; polysackarider; hemicellulosa; hydrogel; läkemedelsfrisättning; förnyelsebar; tvärbindning.; Functional materials; Funktionella material;

   Sammanfattning : Polysaccharides represent an important resource for a variety of products, from food via fuel supply to functional materials of every kind. Here they are, due to their natural diversity found in many special applications, e.g. in the biomedical sector. LÄS MER

5. 4. Chemical Pathways to Electrically Conductive Hemicellulose Hydrogels

   Författare :Weifeng Zhao; Ann-Chiristine Albertsson; Ulrica Edlund; Karin Odelius; Elisabet Brännvall; Peter Plikk; KTH; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Electrically conductive; hemicellulose; hydrogels; swelling behavior; aniline oligomers; renewable; polymer synthesis; Elektriskt ledande; hemicellulosa; hydrogel; svällning; anilinoligomerer; förnyelsebar; polymersyntes; Kemi; Chemistry;

   Sammanfattning : Hydrogels have been extensively explored and are widely used in diverse biomedical applications, such as scaffolds for tissue engineering and vehicles for drug delivery. As one type of important natural polymer-based hydrogel, hemicellulose hydrogels have interesting attributes, including being renewable, non-toxic, biocompatible, biodegradable, and abundantly available. LÄS MER

7. 5. Amphiphilic hydrogels functionalized with antimicrobial peptides for wound care

   Författare :Edvin Blomstrand; Chalmers tekniska högskola; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; infections; Antimicrobial peptides; hydrogels; wound care; lyotropic liquid crystals; antibacterial surfaces; amphiphilic polymers; surface functionalization;

   Sammanfattning : Bacteria have the potential to cause significant harm to us when found in places where we do not want them, such as in wounds. Through the last century, the gold standard of eradicating bacteria in these cases has been with antibiotics. LÄS MER