LINGO-1 antagonists and uses for treatment of demyelinating disorders

1. A method of treating or preventing a CNS demyelinating disorder chosen from one or both of multiple sclerosis (MS) or an inflammatory condition of the optic nerve, said method comprising administering to a human subject in need thereof, an anti-LINGO-1 antibody, wherein the anti-LINGO-1 antibody is administered in an amount to treat or prevent the CNS demyelinating disorder at a selected time interval chosen from one, two, or all of:

(i) prior to the onset or relapse of one or more symptoms of the CNS demyelinating disorder;

(ii) within 7 days after the onset or relapse of one or more symptoms of the CNS demyelinating disorder; or

(iii) within 30 days after the onset or relapse of one or more symptoms of the CNS demyelinating disorder, and

wherein the anti-LINGO-1 antibody comprises an immunoglobulin heavy chain variable domain (VH) comprising VH complementarity determining region (CDR)1, VH CDR2, and VH CDR3, wherein:

the VH CDR1 comprises the amino acid sequence set forth in SEQ ID NO:6;

the VH CDR2 comprises the amino acid sequence set forth in SEQ ID NO:7; and

the VH CDR3 comprises the amino acid sequence set forth in SEQ ID NO:8; and

wherein the anti-LINGO-1 antibody comprises an immunoglobulin light chain variable domain (VL) comprising VL CDR1, VL CDR2, and VL CDR3, wherein:

the VL CDR1 comprises the amino acid sequence set forth in SEQ ID NO:14;

the VL CDR2 comprises the amino acid sequence set forth in SEQ ID NO:15; and

the VL CDR3 comprises the amino acid sequence set forth in SEQ ID NO:16.

2. The method of claim 1 , wherein administration of the anti-LINGO antibody is initiated before the onset or relapse of one or more symptoms of the inflammatory condition of the optic nerve in one or both eyes of the subject.

3. The method of claim 1 , wherein the anti-LINGO antibody is administered prophylactically or chronically.

4. The method of claim 1 , wherein administration of the anti-LINGO antibody is initiated less than 13 days after an acute lesion in MS, an MS relapse, or an optic nerve lesion.

5. The method of claim 4 , wherein the anti-LINGO antibody is administered, as a monotherapy or as a combination therapy, at about 1, 3, 10, 30, 60, 100 or 150 mg/kg once every one, two, three, four or five weeks by intravenous, subcutaneous, or intramuscular injection.

6. The method of claim 1 , wherein the subject is asymptomatic at the time of treatment.

7. The method of claim 1 , wherein the subject is diagnosed with the inflammatory condition of the optic nerve in one or both eyes, but does not show an MS symptom.

8. The method of claim 7 , wherein the VH of the anti-LINGO-1 antibody comprises the amino acid sequence of SEQ ID NO:5 and the VL of the anti-LINGO-1 antibody comprises the amino acid sequence of SEQ ID NO:13.

9. The method of claim 7 , wherein the anti-LINGO-1 antibody comprises a heavy chain comprising the amino acid sequence of SEQ ID NO:275 and a light chain comprising the amino acid sequence of SEQ ID NO:276.

10. The method of claim 1 , wherein the anti-LINGO antibody is administered as a monotherapy in an amount ranging from about 10 to 300 mg/kg.

11. The method of claim 1 , wherein the anti-LINGO antibody is administered as a combination therapy in an amount ranging from about 1 to 150 mg/kg.

12. The method of claim 1 , wherein the anti-LINGO-1 antibody is administered in combination with an IFN-β 1 molecule.

13. The method of claim 12 , wherein the VH of the anti-LINGO-1 antibody comprises the amino acid sequence of SEQ ID NO: 5 and the VL of the anti-LINGO-1 antibody comprises the amino acid sequence of SEQ ID NO: 13 and the immunosuppressive agent is Avonex®.

14. The method of claim 12 , wherein:

the anti-LINGO-1 antibody is administered once every four weeks by intravenous infusion dosed at about 3 mg/kg, about 10 mg/kg, about 30 mg/kg, about 50 mg/kg, or about 100 mg/kg; and

IFN-β 1 is administered at one or more of:

(i) at 20-45 micrograms once a week via intramuscular injection;

(ii) at 20-30 micrograms once or three times a week, or at 40-50 micrograms once or three times a week, via subcutaneous injection; or

(iii) in an amount of between 10 and 50 micrograms μg intramuscularly.

15. The method of claim 12 , wherein the VH of the anti-LINGO-1 antibody comprises the amino acid sequence of SEQ ID NO:5 and the VL of the anti-LINGO-1 antibody comprises the amino acid sequence of SEQ ID NO:13.

16. The method of claim 12 , wherein the anti-LINGO-1 antibody comprises a heavy chain comprising the amino acid sequence of SEQ ID NO:275 and a light chain comprising the amino acid sequence of SEQ ID NO:276.

17. The method of claim 1 , wherein the anti-LINGO-1 antibody is modified to reduce effector cell and complement function compared to wild-type IgG1.

18. The method of claim 1 , wherein the anti-LINGO-1 antibody comprises a heavy chain comprising the amino acid sequence of SEQ ID NO: 275 and a light chain comprising the amino acid sequence of SEQ ID NO: 276.

19. The method of claim 1 , wherein the subject has been, or is being evaluated by one or more of:

performing a neurological examination;

acquiring the subject's status on the Expanded Disability Status Scale (EDSS);

acquiring the subject's status on the Multiple Sclerosis Functional Composite (MSFC);

detecting the subject's lesion status;

acquiring a measure of upper and/or lower extremity function;

acquiring a measure of short distance ambulatory function;

acquiring a measure of long distance ambulatory function;

acquiring a measure of cognitive function; or

acquiring a measure of visual function.

20. The method of claim 19 , wherein an improvement in the subject is defined by one or more of:

a. ≥1.0 point decrease in EDSS from a baseline score of <6.0;

b. ≥15% improvement from baseline in T25FW;

c. ≥15% improvement from baseline in 9HPT; or

d. ≥15% improvement from baseline in PASAT or SDMT.

21. The method of claim 1 , further comprising one or more of:

acquiring the subject's status on the MSFC;

performing a neurological examination;

acquiring the subject's status on the Expanded Disability Status Scale (EDSS);

detecting the subject's lesion status;

acquiring a measure of upper and/or lower extremity function;

acquiring a measure of short distance ambulatory function;

acquiring a measure of long distance ambulatory function;

acquiring a measure of cognitive function; or

acquiring a measure of visual function.

22. The method of claim 1 , wherein the VH of the anti-LINGO-1 antibody comprises the amino acid sequence of SEQ ID NO:5 and the VL of the anti-LINGO-1 antibody comprises the amino acid sequence of SEQ ID NO:13.

23. A kit comprising an anti-LINGO-1 antibody with instructions for use in treating multiple sclerosis or an inflammatory condition of the optic nerve, wherein the antibody is instructed to be administered at a selected time interval chosen from one, two, or all of:

(i) prior to the onset or relapse of one or more symptoms of the CNS demyelinating disorder;

(ii) within 7 days after the onset or relapse of one or more symptoms of the CNS demyelinating disorder; or

(iii) within 30 days after the onset or relapse of one or more symptoms of the CNS demyelinating disorder,

wherein the anti-LINGO-1 antibody comprises an immunoglobulin heavy chain variable domain (VH) comprising VH complementarity determining region (CDR)1, VH CDR2, and VH CDR3, wherein:

the VH CDR1 comprises the amino acid sequence set forth in SEQ ID NO:6,

the VH CDR2 comprises the amino acid sequence set forth in SEQ ID NO:7; and

the VH CDR3 comprises the amino acid sequence set forth in SEQ ID NO:8; and

wherein the anti-LINGO-1 antibody comprises an immunoglobulin light chain variable domain (VL) comprising VL CDR1, VL CDR2, and VL CDR3, wherein:

the VL CDR1 comprises the amino acid sequence set forth in SEQ ID NO:14;

the VL CDR2 comprises the amino acid sequence set forth in SEQ ID NO:15; and

the VL CDR3 comprises the amino acid sequence set forth in SEQ ID NO:16.

24. The kit of claim 23 , wherein the VH of the anti-LINGO-1 antibody comprises the amino acid sequence of SEQ ID NO:5 and the VL of the anti-LINGO-1 antibody comprises the amino acid sequence of SEQ ID NO:13.

25. The kit of claim 23 , wherein the anti-LINGO-1 antibody comprises a heavy chain comprising the amino acid sequence of SEQ ID NO:275 and a light chain comprising the amino acid sequence of SEQ ID NO:276.