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:
A method for treating 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 a target tissue for treating the tissue.
摘要:
The invention discloses a pharmaceutical composition of liposome nanoparticles for lodging in a target tissue cell in situ of an animal subject, the nanoparticles comprising at least one thermal triggered phase-transition compound as a targeting drug delivery system for physical cancer therapy.
摘要:
The invention discloses particulate complexes composed of chitosan, poly-glutamic acid, and at least one bioactive agent, wherein equal moles of the positively charged chitosan and the negatively charged poly-glutamic acid substrate form an electrostatic network enabling improved loading the bioactive agent.
摘要:
The invention discloses the nanoparticles composed of chitosan, poly-glutamic acid, and at least one anti-hemophilic factor or bioactive agent characterized with a positive surface charge and their enhanced permeability in oral drug delivery.
摘要:
The invention discloses a system, method and pharmaceutical composition of nanoparticles for lodging in a target tissue cell in situ of an animal subject, the nanoparticles comprising PGA-PLA block copolymers that are conjugated with a ligand, wherein the ligand has ligand-receptor binding affinity for the ligand to bind a surface receptor of the tissue cell.
摘要:
The invention discloses nanoparticles composed of chitosan, poly-glutamic acid, and at least one bioactive agent characterized with a positive surface charge. The bioactive agent is hydrophobic or lipophilic in nature and is associated with micelles before being encapsulated in nanoparticles.
摘要:
The invention discloses the nanoparticles composed of chitosan, poly-glutamic acid, and at least one antibiotics or equivalent bioactive agent characterized with a positive surface charge and their enhanced permeability in oral drug delivery.
摘要:
The invention discloses a pharmaceutical composition for treating a subject comprising two or more bioactive nanoparticles, thus treating the subject by co-administering the bioactive nanoparticles to the subject, wherein a first and a second bioactive nanoparticles comprise a shell portion that is dominated by positively charged chitosan, a core portion that contains negatively charged substrate, and at least a first bioactive agent in the first nanoparticle and a second bioactive agent in the second nanoparticle.
摘要:
The invention discloses the nanoparticles composed of chitosan, poly-glutamic acid, and at least one antibiotics or equivalent bioactive agent characterized with a positive surface charge and their enhanced permeability in oral drug delivery.