Anti-human OX40L antibodies and methods of treatment
The present invention relates to anti-human OX40L antibodies, new medical uses and methods.
1 . An antibody or a fragment thereof that specifically binds to hOX40L and competes for binding to said hOX40L with the antibody 02D10 which comprises a heavy chain amino acid sequence of SEQ ID No:62 and a light chain amino acid sequence of SEQ ID No:64, the antibody or fragment thereof comprising a VH domain which comprises the HCDR3 sequence of SEQ ID NO:40 or 46.
2 . The antibody or fragment thereof according to claim 1 , wherein the VH domain comprises the HCDR1 sequence of SEQ ID NO:36 or 42.
3 . The antibody or fragment thereof according to claim 1 , wherein the VH domain comprises the HCDR1 sequence of SEQ ID NO:36 or 42, and the VH domain comprises the HCDR2 sequence of SEQ ID NO:38 or 44.
4 . The antibody or fragment thereof according to claim 1 , wherein the VH domain comprises the HCDR1 sequence of SEQ ID NO:36 or 42, and the VH domain comprises the HCDR2 sequence of SEQ ID NO:38 or 44, and wherein the antibody or fragment thereof further comprises a VL domain which comprises the LCDR1 sequence of SEQ ID NO:54 or 60.
5 . The antibody or fragment thereof according to claim 1 , wherein the VH domain comprises the HCDR1 sequence of SEQ ID NO:36 or 42, and the VH domain comprises the HCDR2 sequence of SEQ ID NO:38 or 44, and wherein the antibody or fragment thereof further comprises a VL domain comprising the LCDR1 sequence of SEQ ID NO:54 or 60, and the VL domain comprising the LCDR2 sequence of SEQ ID NO:52 or 58.
6 . The antibody or fragment thereof according to claim 1 , wherein the VH domain comprises the HCDR1 sequence of SEQ ID NO:36 or 42, and the VH domain comprises the HCDR2 sequence of SEQ ID NO:38 or 44, and wherein the antibody or fragment thereof further comprises a VL domain comprising the LCDR1 sequence of SEQ ID NO:54 or 60, the VL domain comprising the LCDR2 sequence of SEQ ID NO:52 or 58, and the VL domain comprising the LCDR3 sequence of SEQ ID NO:54 or 60.
7 . The antibody or fragment thereof according to claim 6 , wherein the VH domain comprises the amino acid sequence of SEQ ID NO:34.
8 . The antibody or fragment thereof according to claim 6 comprising a first and a second copy of the VH domain.
9 . The antibody or fragment thereof according to claim 6 , wherein the VL domain comprises the amino acid sequence of SEQ ID NO:48.
10 . The antibody or fragment thereof according to claim 6 , wherein the VL domain comprises the amino acid sequence of SEQ ID NO:48 and the VH domain comprises the amino acid sequence of SEQ ID NO:34.
11 . The antibody or fragment thereof according to claim 6 comprising a first and a second copy of the VL domain.
12 . The antibody or fragment thereof according to claim 6 comprising a kappa light chain.
13 . The antibody or fragment thereof according to claim 6 comprising a constant region.
14 . The antibody or fragment thereof according to claim 10 comprising a IgG4-PE constant region of SEQ ID NO:128.
15 . A composition comprising an antibody or a fragment thereof that specifically binds to hOX40L and competes for binding to said hOX40L with the antibody 02D10 which comprises a heavy chain amino acid sequence of SEQ ID No:62 and a light chain amino acid sequence of SEQ ID No:64, and a pharmaceutically acceptable excipient, diluent, or carrier; wherein the antibody or fragment thereof comprises a VH domain comprising the HCDR3 sequence of SEQ ID NO:40 or 46.
16 . The composition according to claim 15 , wherein the VL domain comprises the amino acid sequence of SEQ ID NO:48 and the VH domain comprises the amino acid sequence of SEQ ID NO:34.
17 . The composition according to claim 15 , further comprising another agent that is a therapeutic or prophylactic agent for graft versus host disease (GvHD) or transplant rejection.
18 . The composition according to claim 15 contained in a kit with a label or instructions for use to treat and/or prevent graft versus host disease (GvHD) or transplant rejection.
19 . The composition according to claim 18 , wherein the kit comprises a marketing authorisation number.
20 . The composition according to claim 18 , wherein the kit further comprises an IV or injection device that comprises the antibody or fragment thereof.
21 . A method of treating or preventing graft versus host disease (GvHD) or transplant rejection in a human in need thereof, the method comprising administering to said human a therapeutically effective amount of an antibody or fragment thereof as defined in claim 6 , wherein the graft versus host disease (GvHD) or transplant rejection is thereby treated or prevented.
22 . The method according to claim 21 , wherein the antibody or fragment thereof is administered prophylactically.
23 . The method according to claim 21 , wherein the antibody or fragment thereof is administered prophylactically and wherein the antibody or fragment thereof enables greater than 80% stem cell donor chimerism by day 12 in a Rhesus macaque model of haploidentical hematopoietic stem cell transplantation.
24 . The method according to claim 21 , wherein the antibody or fragment thereof is administered prophylactically and wherein the antibody or fragment thereof maintains a naïve population of CD4+ T cells of >20% of total CD4+ T cell population at day 12 in a Rhesus macaque model of haploidentical hematopoietic stem cell transplantation.
25 . The method according to claim 21 , wherein the antibody or fragment thereof is administered prophylactically and further comprising administering to the human a further therapeutic or preventative agent for graft versus host disease or transplant rejection.
26 . The antibody or fragment thereof according to claim 13 , wherein the constant region comprises an IgG4-PE constant region, wherein the IgG4-PE constant region comprises a Leu235Glu mutation and a Ser228Pro mutation relative to the wild-type IgG4 constant region.
27 . The composition of claim 15 , wherein the VH domain of the antibody or fragment thereof comprises the HCDR1 sequence of SEQ ID NO:36 or 42, and the HCDR2 sequence of SEQ ID NO:38 or 44, and wherein the antibody or fragment thereof comprises a VL domain which comprises the LCDR1 sequence of SEQ ID NO:54 or 6050 or 56, the LCDR2 sequence of Ala-Ala-Ser or SEQ ID NO:52 or58, and a LCDR3 sequence of SEQ ID NO:54 or 60.
28. An antibody that specifically binds to hOX40L and comprises
a VH domain comprising the HCDR1 sequence of SEQ ID NO:36 or 42, the HCDR2 sequence of SEQ ID NO: 38 or 44, and the HCDR3 sequence of SEQ ID NO:40 or 46, and
a VL domain comprising the LCDR1 sequence of SEQ ID NO: 50 or 56, the LCDR2 sequence of Ala-Ala-Ser or 58, and the LCDR3 sequence of SEQ ID NO:54 or 60.
29. The antibody of claim 28 , further comprising a human heavy chain constant region and a human light chain constant region.
30. An antibody that specifically binds to hOX40L and comprises a VH domain comprising SEQ ID NO:34 and a VL domain comprising SEQ ID NO:48.
31. An antibody that specifically binds to hOX40L and comprises two copies of a heavy chain comprising SEQ ID NO:62 and two copies of a light chain comprising SEQ ID NO:64.
32. An antibody that specifically binds to hOX40L and consists of two copies of a heavy chain consisting of SEQ ID NO:62 and two copies of a light chain consisting of SEQ ID NO:64.
33. The composition of claim 15 , wherein the VH domain comprises an amino acid sequence comprising SEQ ID NO:36, SEQ ID NO:38, and SEQ ID NO:40; and the VL domain comprises an amino acid sequence comprising SEQ ID NO:50, Ala-Ala-Ser, and SEQ ID NO:54.
34. The composition of claim 15 , wherein the VH domain comprises an amino acid sequence comprising SEQ ID NO:42, SEQ ID NO:44, and SEQ ID NO:46; and the VL domain comprises an amino acid sequence comprising SEQ ID NO:56, SEQ ID NO:58, and SEQ ID NO:60.
35. The antibody of claim 28 , wherein the VH domain comprises an amino acid sequence comprising SEQ ID NO:36, SEQ ID NO:38, and SEQ ID NO:40; and the VL domain comprises an amino acid sequence comprising SEQ ID NO:50, Ala-Ala-Ser, and SEQ ID NO:54.
36. The antibody of claim 28 , wherein the VH domain comprises an amino acid sequence comprising SEQ ID NO:42, SEQ ID NO:44, and SEQ ID NO:46; and the VL domain comprises an amino acid sequence comprising SEQ ID NO:56, SEQ ID NO:58, and SEQ ID NO:60.
37. A composition comprising the antibody of claim 28 and a pharmaceutically acceptable excipient, diluent, or carrier.
38. A composition comprising the antibody of claim 29 and a pharmaceutically acceptable excipient, diluent, or carrier.
39. A composition comprising the antibody of claim 30 and a pharmaceutically acceptable excipient, diluent, or carrier.
40. A composition comprising the antibody of claim 31 and a pharmaceutically acceptable excipient, diluent, or carrier.
41. A composition comprising the antibody of claim 32 and a pharmaceutically acceptable excipient, diluent, or carrier.
42. A composition comprising the antibody of claim 35 and a pharmaceutically acceptable excipient, diluent, or carrier.
43. A composition comprising the antibody of claim 36 and a pharmaceutically acceptable excipient, diluent, or carrier.
44. An antibody or a fragment thereof that specifically binds to hOX40L and competes for binding to said hOX40L with the antibody 02D10, which comprises a heavy chain amino acid sequence of SEQ ID NO:62 and a light chain amino acid sequence of SEQ ID NO:64, the antibody or fragment thereof comprising
(i) a VH domain which comprises the HCDR1 sequence of SEQ ID NO:36 or 42, the HCDR2 sequence of SEQ ID NO:38 or 44, and the HCDR3 sequence of SEQ ID NO:40 or 46; and
(ii) a VL domain that comprises the LCDR1 sequence of SEQ ID NO:50 or 56, the LCDR2 sequence of Ala-Ala-Ser or SEQ ID NO:58, and the LCDR3 sequence of SEQ ID NO:54 or 60.
45. The antibody or fragment thereof according to claim 1 , wherein the VH domain further comprises the HCDR1 sequence of SEQ ID NO:36 or 42 and the HCDR2 sequence of SEQ ID NO:38 or 44, and wherein the antibody or fragment thereof further comprises a VL domain that comprises the LCDR1 sequence of SEQ ID NO:50 or 56.
46. The antibody or fragment thereof according to claim 1 , wherein the VH domain further comprises the HCDR1 sequence of SEQ ID NO:36 or 42 and the HCDR2 sequence of SEQ ID NO:38 or 44, and wherein the antibody or fragment thereof further comprises a VL domain comprising the LCDR1 sequence of SEQ ID NO:50 or 56 and the LCDR2 sequence of Ala-Ala-Ser or SEQ ID NO:58.
47. The antibody or fragment thereof according to claim 44 , wherein the VH domain comprises the amino acid sequence of SEQ ID NO:34.
48. The antibody or fragment thereof according to claim 44 , comprising a first and a second copy of the VH domain.
49. The antibody or fragment thereof according to claim 44 , wherein the VL domain comprises the amino acid sequence of SEQ ID NO:48.
50. The antibody or fragment thereof according to claim 44 , wherein the VL domain comprises the amino acid sequence of SEQ ID NO:48 and the VH domain comprises the amino acid sequence of SEQ ID NO:34.
51. The antibody or fragment thereof according to claim 44 , comprising a first and a second copy of the VL domain.
52. The antibody or fragment thereof according to claim 44 , comprising a kappa light chain.
53. The antibody or fragment thereof according to claim 44 , comprising a constant region.
54. The antibody or fragment thereof according to claim 50 , comprising a IgG4-PE constant region of SEQ ID NO: 128.
55. The antibody or fragment thereof according to claim 53 , wherein the constant region comprises an IgG4-PE constant region, wherein the IgG4-PE constant region comprises a Leu235Glu mutation and a Ser228Pro mutation relative to the wild-type human IgG4 constant region of SEQ ID NO: 122.
56. The antibody or fragment thereof of claim 44 , wherein the VH domain comprises an amino acid sequence comprising SEQ ID NO:36: SEQ ID NO:38: and SEQ ID NO:40; and the VL domain comprises an amino acid sequence comprising SEQ ID NO:50, Ala-Ala-Ser, and SEQ ID NO:54.
57. The antibody or fragment thereof of claim 44 , wherein the VH domain comprises an amino acid sequence comprising SEQ ID NO:42, SEQ ID NO:44, and SEQ ID NO:46; and the VL domain comprises an amino acid sequence comprising SEQ ID NO:56, SEQ ID NO:58, and SEQ ID NO:60.
58. A composition comprising the antibody or fragment thereof of claim 56 and a pharmaceutically acceptable excipient, diluent, or carrier.
59. A composition comprising the antibody or fragment thereof of claim 57 and a pharmaceutically acceptable excipient, diluent, or carrier.