Search Results - materials%3a+polymers

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Surface Modification of Silk Fibroin with PEG for Use as Anti-Adhesion Barriers and Anti-Thrombotic Materials
Researchers at Tufts University have developed novel silk biomaterials that are surface-modified with polyethylene glycol (PEG). These materials have utility in various biomedical applications where cell adhesion or thrombosis must be controlled. The degree of PEGylation on each surface can be varied to tune the properties of the silk biomaterials.Background...
Published: 6/4/2020   |   Inventor(s): David Kaplan, Charu Vepari
Keywords(s):  
Category(s): Chemistry: polymers, Materials: polymers, Therapeutic: tissue engineering, Therapeutic
Preparation of Silk Nanospheres and Microspheres from Silk/PVA Blend Films
Download a .pdf version of this invention hereResearchers at Tufts University have developed novel methods for fabricating nano- and micro-particles from silk. These biocompatible, biodegradable particles are formed under aqueous, ambient conditions and can be used to encapsulate drugs or other bioactive agents. This technology has a multitude of biomedical...
Published: 6/4/2020   |   Inventor(s): David Kaplan, Xiaoqin Wang
Keywords(s):  
Category(s): Chemistry: polymers, Materials, Materials: nanoscale, Materials: polymers, Therapeutic: drug delivery, Nanotechnology: structures, Nanotechnology, Therapeutic
Gold Nanoparticle-Doped Biocompatible Silk Films as a Path to Implantable Thermal-electrically Wireless Powering Devices
Tufts researchers have developed silk-based photothermal devices capable of wirelessly converting light energy into heat. These devices are mechanically robust, implantable, biocompatible and biodegradable, which makes them useful for a wide range of in vivo applications including photothermal therapy, controlled drug delivery, wireless powering of...
Published: 6/4/2020   |   Inventor(s): Fiorenzo Omenetto, Hu Tao, David Kaplan
Keywords(s):  
Category(s): Energy, Materials: polymers, Optics, Medical devices, Therapeutic