07-01-2016 дата публикации
Номер: US20160000755A1
Принадлежит:
Compositions and methods of enhancing the potency and efficacy of adoptive cell therapy using integrin-ligand stabilizers, wherein the integrin is selected from the group consisting of α4β1, α5β1, α4β7, αvβ3 and αLβ2, and contacting the effector cells ex vivo with agonists or stabilizers having the general Formula (I); methods of treating integrin-expressing cells with such stabilizers to enhance tumor infiltration; and therapeutic methods comprising administering stabilizer or agonist-treated cells to a mammal requiring treatment of solid tumors, hematologic cancers. 1. A composition comprising:an effector cell, andan effective amount of one or a plurality of association enhancing compounds,where the association enhancing compounds are capable of enhancing integrin-mediated binding of integrins of the effector cells to their respective ligands.2. The composition of claim 1 , wherein the integrins include α4β1 claim 1 , αβ7 claim 1 , α5β1 claim 1 , αLβ2 and/or αVβ3.3. The composition of claim 1 , wherein the ligands include VCAM-1 claim 1 , fibronectin claim 1 , MAdCAM-1 claim 1 , ICAM-1 claim 1 , ICAM-2 claim 1 , and/or vitronectin.4. The composition of claim 1 , wherein the association enhancing compounds are given by the general Formula (I):{'br': None, 'sup': 1', '1', '2', '2', '3', '4', '5', '6', '3, 'R-M-N(R)-M-M-M-M-M-R\u2003\u2003(I)'} [{'sup': '1', 'Ris selected from the group consisting of aryl and aralkyl,'}, {'sup': '2', 'Ris alkyl, aryl, or aralkyl,'}, {'sup': '1', 'sub': '2', 'Mis CH,'}, {'sup': '2', 'Mis CO,'}, {'sup': 3', '6', '6, 'Mis O, S, or NR, where Rwhen present is hydrogen or lower alkyl,'}, {'sup': '4', 'sub': '2', 'Mis absent or CH,'}, {'sup': 5', '11', '12, 'Mis (CRR),'}, {'sup': 11', '12', '21', '22', '23', '21', '24', '21', '24', '21', '24', '24', '24', '24', '24', '21', '22', '23', '3', '6', '4', '12', '22', '23', '23', '24, 'sub': 2', '2', '2', 's, 'Ris hydrogen, Ris selected from the group consisting of hydrogen, NRCONRR, NRCOR, NSOR, ...
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