摘要:
The invention relates to a method of co-administering a peptide or protein drug with an enzyme-resistant PGA-complexone compound orally so to mitigate enzyme attack in the gastrointestinal tract of an animal subject.
摘要:
The invention discloses a pharmaceutical composition of bioactive nanoparticles composed of chitosan, poly-glutamic acid, and a bioactive agent for oral delivery. The chitosan-based nanoparticles are characterized with a positive surface charge and enhanced permeability for oral drug delivery.
摘要:
The invention discloses a pharmaceutical composition of bioactive nanoparticles composed of chitosan, poly-glutamic acid, and a bioactive agent for oral delivery. The chitosan-based nanoparticles are characterized with a positive surface charge and enhanced permeability for oral drug delivery.
摘要:
The invention discloses a pharmaceutical composition of bioactive nanoparticles composed of chitosan, poly-glutamic acid, and a bioactive agent for oral delivery. The chitosan-based nanoparticles are characterized with a positive surface charge and enhanced permeability for oral drug delivery.
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.