摘要:
The invention discloses the nanoparticles composed of chitosan, poly-glutamic acid, and at least one protein drug or bioactive agent characterized with a positive surface charge and their enhanced permeability for paracellular protein drug and bioactive agent delivery.
摘要:
The invention discloses the nanoparticles composed of chitosan, poly-glutamic acid, and at least one bioactive agent characterized with a positive surface charge and their enhanced permeability for paracellular drug delivery.
摘要:
A method for treating vulnerable plaques of a patient, comprising: providing a biodegradable stent comprising a first supporting zone made of a first biodegradable material, wherein the supporting zone comprises at least a portion of continuous circumference of the stent; and a second therapeutic zone made of a second biodegradable material, wherein the therapeutic zone comprises at least one bioactive agent; delivering the biodegradable stent to the vulnerable plaques; orienting the therapeutic zone at about the luminal surface of the vulnerable plaque; and releasing the at least one bioactive agent for treating the vulnerable plaques.
摘要:
The invention discloses the nanoparticles composed of γ-PGA-PLA block copolymers conjugated with galactosamine as a potential drug delivery system for treating liver cancers.
摘要:
A dual-particle tumor targeting system comprising a first ligand-mediated targeting nanoparticle conjugated with galactosamine and a second EPR-mediated targeting nanoparticle, wherein said first and second nanoparticles are mixed in a solution configured for delivering to a target liver tumor.
摘要:
The invention discloses the nanoparticles composed of chitosan, poly-glutamic acid, and at least one bioactive agent of HMG-CoA reductase inhibitors or erythropoietin. The nanoparticles are characterized with a positive surface charge and their enhanced permeability for paracellular drug delivery.
摘要:
The present invention relates to a drug-loaded biodegradable stent and methods for treating vulnerable plaques of a patient comprising a plurality of layers or zones, each layer or zone comprising its own specific biodegradation rate and its specific drug loading characteristics. In one embodiment, the layers and zones are configured and arranged, in combination, radially, circumferentially and longitudinally.
摘要:
The present invention relates to a drug-loaded biodegradable stent and methods for treating vulnerable plaques of a patient comprising a plurality of layers or zones, each layer or zone comprising its own specific biodegradation rate and its specific drug loading characteristics. In one embodiment, the layers and zones are configured and arranged, in combination, radially, circumferentially and longitudinally.
摘要:
The invention discloses a method of using acellular bovine pericardia fixed with genipin as a surgical-repair material to fix an abdominal wall defect.
摘要:
A method for treating a target tissue of a patient comprising, in combination, mixing a drug with a solidifiable biological material, chemically treating the drug with the biological material with a crosslinking agent, loading the solidifiable drug-containing biological material onto a medical device, solidifying the drug-containing biological material; and delivering the medical device to the target tissue for treating the tissue.