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1. WO2016025882 - LIPOSOME ENCAPSULATED AFFINITY DRUG

Publication Number WO/2016/025882
Publication Date 18.02.2016
International Application No. PCT/US2015/045353
International Filing Date 14.08.2015
IPC
A61K 31/195 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31Medicinal preparations containing organic active ingredients
185Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids
19Carboxylic acids, e.g. valproic acid
195having an amino group
CPC
A61K 2300/00
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
2300Mixtures or combinations of active ingredients, wherein at least one active ingredient is fully defined in groups A61K31/00 - A61K41/00
A61K 31/519
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31Medicinal preparations containing organic active ingredients
33Heterocyclic compounds
395having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
495having six-membered rings with two ; or more; nitrogen atoms as the only ring heteroatoms, e.g. piperazine ; or tetrazines
505Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
519ortho- or peri-condensed with heterocyclic rings
A61K 45/06
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
45Medicinal preparations containing active ingredients not provided for in groups A61K31/00 - A61K41/00
06Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
A61K 47/12
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
47Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
06Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
08containing oxygen, ; e.g. ethers, acetals, ketones, quinones, aldehydes, peroxides
12Carboxylic acids; Salts or anhydrides thereof
A61K 47/26
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
47Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
06Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
26Carbohydrates, e.g. sugar alcohols, amino sugars, nucleic acids, mono-, di- or oligo-saccharides; Derivatives thereof, e.g. polysorbates, sorbitan fatty acid esters or glycyrrhizin
A61K 47/6849
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
47Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
50the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
51the non-active ingredient being a modifying agent
68the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
6835the modifying agent being an antibody or an immunoglobulin bearing at least one antigen-binding site
6849the antibody targeting a receptor, a cell surface antigen or a cell surface determinant
Applicants
  • L.E.A.F. HOLDINGS GROUP LLC [US]/[US]
Inventors
  • NIYIKIZA, Clet
  • VARGHESE, Jose
Agents
  • SINN, Eric
Priority Data
62/037,59714.08.2014US
62/130,49309.03.2015US
62/133,26513.03.2015US
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) LIPOSOME ENCAPSULATED AFFINITY DRUG
(FR) MÉDICAMENT À AFFINITÉ ENCAPSULÉ DANS UN LIPOSOME
Abstract
(EN) The disclosure provides a liposomal antifolate composition comprising a liposome including an interior space, a bioactive antifolate agent disposed within said interior space, a steric stabilizer attached to an exterior of the liposome, and a targeting moiety comprising a protein with specific affinity for at least one folate receptor, said targeting moiety attached to at least one of the steric stabilizer and the exterior of the liposome.
(FR) La présente invention concerne une composition liposomale anti-folates comprenant un liposome comportant un espace intérieur, un agent antifolate bioactif situé à l'intérieur dudit espace intérieur, un stabilisant stérique fixé à l'extérieur du liposome, et une fraction de ciblage renfermant une protéine ayant une affinité spécifique pour au moins un récepteur de folate, ladite fraction de ciblage étant fixée au stabilisant stérique et/ou à l'extérieur du liposome.
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