Abstract: The present invention refers to a liposome comprising: a) a phospholipid; b) cholesterol (chol); c) a conjugate comprising a cholesterol moiety, a polyethylene glycol (PEG) moiety and a peptide moiety comprising a RGD sequence, wherein the PEG moiety is covalently attached to the cholesterol moiety by one end via a bond of the type alkyl ether and is covalently attached to the peptide moiety comprising the RGD sequence by the other end: d) a non-lipid cationic surfactant present in a percentage of less than 30% mol in respect to the total mol of the components of the liposome a), b), c) and d); and e) alpha-galactosidase (GLA) enzyme present in a ratio of micrograms of GLA in respect to the total milligrams of the components of the liposome a), b), c) and d) of between and including 2 to 35. It also refers to a pharmaceutical composition that comprises it and to the liposome or the pharmaceutical composition for use as a medicament, in particular for use in the treatment of Fabry disease.

Abstract: The invention relates to conjugates in which a sterol is functionalized by an ether bond with a water-soluble polymer to which a guiding ligand is bound. These conjugates improve the physico-chemical and delivery properties of their carrying vesicles, making these more stable, homogeneous and effective. A method for their preparation, a pharmaceutical composition containing said liposomes, and their therapeutic use are described as well.

Abstract: The invention relates to conjugates in which a sterol is functionalized by an ether bond with a water-soluble polymer to which a guiding ligand is bound. These conjugates improve the physico-chemical and delivery properties of their carrying vesicles, making these more stable, homogeneous and effective. A method for their preparation, a pharmaceutical composition containing said liposomes, and their therapeutic use are described as well.