05-04-2018 дата публикации
Номер: US20180092845A1
Принадлежит:
Described herein, inter alia, are compositions and methods for using block copolymers and polymeric micelles for treating myocardial infarction, cardiomyopathy, or heart failure in a subject in need thereof. 1. A block copolymer comprising a first block of hydrophobic polymerized monomers and a second block of hydrophilic polymerized monomers , wherein:(i) the first block of hydrophobic polymerized monomers comprises a hydrophobic moiety covalently attached to each first block monomer backbone moiety within said first block of hydrophobic polymerized monomers, wherein each hydrophobic moiety is optionally different; and(ii) the second block of hydrophilic polymerized monomers comprises a hydrophilic moiety covalently attached to each second block monomer backbone moiety within said second block of hydrophilic polymerized monomers, wherein each hydrophilic moiety is optionally different, and wherein at least one of said hydrophilic moieties comprises an MMP-9 or MMP-2 cleavable amino acid sequence.24-. (canceled)5. The block copolymer of of the formula:{'br': None, 'sup': 1', '1', '2', '2', '3', '3', '2', '2', '4', '4', '5', '5', '4', '4', '6', '6, 'sub': z1', 'z2', 'z3', 'z4', 'z5', 'z6', 'z7', 'z8, 'R-L-[(A(-L-R))—(B(-L-R))-(A(-L-R))]—[(C(-L-R))-(D(-L-R))—(C(-L-R)))]-L-R'} [{'sup': 2', '2', '3', '3', '2', '2, 'sub': z1', 'z2', 'z3', 'z4, '[(A(-L-R))—(B(-L-R))-(A(-L-R))]is the first block of hydrophobic polymerized monomers;'}, {'sup': 4', '4', '5', '5', '4', '4, 'sub': z5', 'z6', 'z7', 'z8, '[(C(-L-R))-(D(-L-R))—(C(-L-R)))]is the second block of hydrophilic polymerized monomers;'}, 'A and B are a first block monomer backbone moiety;', 'C and D are a second block monomer backbone moiety;', 'z1, z3, z5 and z7 are independently integers from 0 to 100;', 'z2, z4, z6 and z8 are independently integers from 1 to 100', {'sup': '1', 'Lis a bond, —O—, —S—, —NH—, —C(O)—, —C(O)O—, —C(O)NH—, substituted or unsubstituted alkylene, substituted or unsubstituted heteroalkylene, ...
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