Compositions comprising a peptide inhibitor of nuclear protein translocation and an immunosuppressant and methods of use thereof
AssigneeBristol-Myers Squibb Company
InventorSteven G. Nadler
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Abstract
Novel compositions of immunosuppressants, such as cyclosporin, and polypeptide inhibitors of cytoplasmic protein nuclear translocation are disclosed. The compositions have, in addition to at least one immunosuppressant, at least one polypeptide inhibitor of nuclear translocation that has a signal sequence and at least one, preferably two, nuclear localization sequences. The compositions are useful as immunosuppression, antiviral and antitumor agents, preferably to prevent rejection of transplanted organs or tissue.
Claims17
A composition comprising at least one isolated polypeptide and at least one immunosuppressant, wherein said at least one isolated polypeptide comprises:
- (1) a signal sequence peptide capable of delivering the polypeptide through the cytoplasmic membrane into a cell;
- and
- (2) at least one nuclear localization sequence (NLS), and
- wherein said polypeptide is capable of inhibiting nuclear translocation of a cellular protein.
Dependencies are inferred from the claim text.