The invention provides a method for the prophylaxis or treatment of hepatitis C in a mammal with a peptide-bound liposome wherein the peptide contains a partial amino acid sequence having a length of not less than 9 amino acids in the amino acid sequence of hepatitis C virus NS3 protein, has a length of 9 to 11 amino acids, and is capable of inducing cytotoxic T lymphocytes; the liposome contains a phospholipid containing an acyl group having 14 to 24 carbon atoms and one unsaturated bond or a hydrocarbon group having 14 to 24 carbon atoms and one unsaturated bond, and a liposome stabilizer; and the peptide is bound to the surface of the liposome. The invention also provides a cytotoxic T lymphocyte activator containing the peptide-bound liposome, as well as a hepatitis C virus vaccine.

The invention provides pharmaceutical compositions containing a vehicle for the targeted delivery of therapeutic and diagnostic agents for the treatment of hyperproliferative diseases. The targeting component of the vehicle is a cystine molecule that is coupled to the cargo component, which can be either a therapeutic or diagnostic agent or to a nanoparticle composition that contains the therapeutic agent or diagnostic. The invention also provides methods of treating hyperproliferative disorders by targeting hyperproliferative disease cells for the targeted delivery of a therapeutic or diagnostic agent.

The present invention relates to a pharmaceutical composition comprising the combination of (i) at least one biocompatible nanoparticle and (ii) at least one carrier comprising at least one pharmaceutical compound, to be administered to a subject in need of such a pharmaceutical compound, wherein the combination of the at least one biocompatible nanoparticle and of the at least one carrier comprising the pharmaceutical compound(s) potentiates the compound(s) of interest efficiency. The longest dimension of the biocompatible nanoparticle is typically between about 4 and about 500 nm and its absolute surface charge value is of at least 10 mV (|10 mV|). The carrier is in addition devoid of any surface sterically stabilizing agent. The invention also relates to such a composition for use for administering the pharmaceutical compound(s) in a subject in need thereof, wherein the at least one biocompatible nanoparticle and the at least one carrier comprising the at least one pharmaceutical compound are to be administered separately in a subject in need of said pharmaceutical compound, typically between more than 5 minutes and about 72 hours one from each other.

A coated fine particle comprisisng: (i) a complex of a drug and a cationic lipid, wherein (a) the drug is a nucleic acid and the complex is obtained by mixing the drug and the cationic lipid in water, wherein the complex has a diameter of 10 nm to 1,000 nm, and (ii) a lipid layer formed of lipid(s), wherein the lipid(s) is selected from phospholipid, glyceroglycolipid, sphingoglycolipid, cholesterol and synthetic lipid, wherein the complex is coated with the lipid layer.

The present invention provides compositions and methods useful for delivering agents to target cells or tissues, for example nerve cells and other cells in the central nervous system. The compositions and methods are useful for delivering agents across the blood-brain barrier. The present invention also provides methods of using the compositions provided by the present invention to deliver agents, for example therapeutic agents for the treatment of neurologically related disorders.

The invention relates to a combined pharmaceutical composition or pharmaceutical preparation, comprising a first component containing a first ligand for a polyspecific lectin in a reticuloendothelial cell and a second component containing a carrier, a labeling agent, or a medicament for treating a disease associated with a target cell, each of which is targeted by a second ligand for a polyspecific lectin in a reticuloendothelial cell different from the first ligand, and also relates to a method for labeling a target cell and a method for treating a disease associated with a target cell, each using the same.

Fusogenic compounds, and compositions and methods of use thereof. The fusogenic compounds can be used for making nanoparticle compositions for use in biopharmaceuticals and therapeutics. More particularly, compounds, compositions and methods are to provide nanoparticles to incorporate or encapsulate active agents, to deliver and distribute the active agents to cells, tissues, organs, and subjects.

The present invention relates to methods and compositions for the treatment of nontuberculous mycobacterium (NTM) infection.

Provided is a novel carrier for introducing a nucleic acid such as a siRNA into a cell. The carrier for a nucleic acid of the present invention includes vesicles from a plant in the family Malpighiaceae, and preferably vesicles derived from acerola. A method for administering a nucleic acid according to the present invention includes forming a conjugate of the carrier for a nucleic acid of the present invention and a nucleic acid and administering the conjugate.

This invention relates to compositions useful for localized and sustained release of therapeutic agents, and more particularly to functionalized liposomes embedded in a polyelectrolyte multilayer. Methods of preparing the compositions, methods of treating diseases, devices, and pharmaceutical compositions comprising the compositions are also provided.