CA2485472A1 - Gh secretagogues and uses thereof - Google Patents

Gh secretagogues and uses thereof Download PDF

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Publication number
CA2485472A1
CA2485472A1 CA002485472A CA2485472A CA2485472A1 CA 2485472 A1 CA2485472 A1 CA 2485472A1 CA 002485472 A CA002485472 A CA 002485472A CA 2485472 A CA2485472 A CA 2485472A CA 2485472 A1 CA2485472 A1 CA 2485472A1
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group
composition
subject
secretagogue
ch2ch3
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CA2485472C (en
Inventor
Thierry Abribat
Andre De Villers
Soraya Allas
Denis Gravel
Alcide Chapdelaine
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Theratechnologies Inc
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Theratechnologies Inc
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Priority to CA2485472A priority Critical patent/CA2485472C/en
Application filed by Theratechnologies Inc filed Critical Theratechnologies Inc
Priority to MX2007004682A priority patent/MX2007004682A/en
Priority to CN200580043640XA priority patent/CN101084009B/en
Priority to PCT/CA2005/001611 priority patent/WO2006042408A1/en
Priority to KR1020077011178A priority patent/KR101228229B1/en
Priority to JP2007537087A priority patent/JP2008516994A/en
Priority to BRPI0516935-6A priority patent/BRPI0516935A/en
Priority to EP05797145A priority patent/EP1812048A4/en
Priority to AU2005297366A priority patent/AU2005297366B2/en
Publication of CA2485472A1 publication Critical patent/CA2485472A1/en
Priority to NO20072136A priority patent/NO20072136L/en
Priority to HK08106222.9A priority patent/HK1115803A1/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00Medicinal preparations containing peptides
    • A61K38/16Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • A61K38/17Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • A61K38/22Hormones
    • A61K38/25Growth hormone-releasing factor [GH-RF], i.e. somatoliberin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00Drugs for disorders of the metabolism
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K14/00Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • C07K14/435Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • C07K14/575Hormones
    • C07K14/60Growth hormone-releasing factor [GH-RF], i.e. somatoliberin

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  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
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  • Pharmacology & Pharmacy (AREA)
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  • Animal Behavior & Ethology (AREA)
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  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Genetics & Genomics (AREA)
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  • Toxicology (AREA)
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  • Diabetes (AREA)
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  • Obesity (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

The invention relates to use of a GH secretagogue (e.g. GRF or an analog thereof) for (1) altering a lipid parameter in a subject; (2) altering a body composition parameter in a subject, (3) treating a condition characterized by deficient or decreased bone formation in a subject (4) improving daytime vigilance and/or cognitive function in a subject, (5) improving a metabolic condition in a subject, (6) improving anabolism in a catabolic condition in a subject, and/or (7) improving and/or reconstituting immune function in a subject.

Claims (108)

1. Use of an agent selected from the group consisting of:
(a) a growth hormone (GH) secretagogue; and (b) a composition comprising a GH secretagogue and a pharmaceutically acceptable carrier;
for altering a lipid parameter in a subject, wherein said alteration of a lipid parameter results in no or substantially no increase in blood glucose levels in said subject.
2. Use of a growth hormone (GH) secretagogue for the preparation of a medicament for altering a lipid parameter in a subject, wherein said alteration of a lipid parameter results in no or substantially no increase in blood glucose levels in said subject.
3. The use of claim 1 or 2, wherein said alteration of a lipid parameter is selected from the group consisting of:
(a) a decrease in cholesterol;
(b) a decrease in non-HDL cholesterol;
(c) a decrease in triglyceride;
(d) a decrease in the ratio of total cholesterol:HDL
cholesterol; and (e) any combination of (a) to (d).
4. The use according to any one of claims 1 to 3, wherein said lipid parameter is associated with a condition selected from the group consisting of lipodystrophy, lipohypertrophy, obesity, dyslipidemia, hypertriglyceridemia and syndrome X.
5. The use of claim 4, wherein said lipodystrophy is HIV-related lipodystrophy.
6. Use of an agent selected from the group consisting of:
(a) a growth hormone (GH) secretagogue; and (b) a composition comprising a GH secretagogue and a pharmaceutically acceptable carrier;
for altering a first body composition parameter of a subject, wherein said alteration of a first body composition parameter results in no or substantially no decrease in a second body composition parameter of said subject, wherein said second body composition parameter is selected from the group consisting of:
(i) limb fat;
(ii) subcutaneous fat;
(iii)subcutaneous abdominal tissue (SAT); and (iv) any combination of (i) to (iii).
7. Use of a growth hormone (GH) secretagogue for the preparation of a medicament for altering a first body composition parameter of a subject, wherein said alteration of a first body composition parameter results in no or substantially no decrease in a second body composition parameter of said subject, wherein said second body composition parameter is selected from the group consisting of:
(i) limb fat;
(ii) subcutaneous fat;
(iii)subcutaneous abdominal tissue (SAT); and (iv) any combination of (i) to (iii).
8. The use of claim 6 or 7, wherein said alteration of a first body composition parameter is selected from the group consisting of:
(a) an increase in lean body mass (b) a decrease in trunk fat;
(c) a decrease in visceral fat;
(d) a decrease in abdominal girth;
(e) a decrease in visceral abdominal tissue (VAT);
(f) a decrease in VAT:SAT ratio; and (g) any combination of (a) to (f).
9. The use according to any one of claims 6 to 8, wherein said first body composition parameter is associated with a condition selected from the group consisting of lipodystrophy, lipohypertrophy, obesity, dyslipidemia, hypertriglyceridemia and syndrome X.
10. The use of claim 9, wherein said lipodystrophy is HIV-related lipodystrophy.
11. The use according to any one of claims 6 to 10, wherein said alteration of a first body composition parameter results in an improvement in quality of life of said subject.
12. Use of an agent selected from the group consisting of:
(a) a growth hormone (GH) secretagogue; and (b) a composition comprising a GH secretagogue and a pharmaceutically acceptable carrier;
for treating a condition characterized by deficient or decreased bone formation in a subject.
13. Use of a growth hormone (GH) secretagogue for the preparation of a medicament for treating a condition characterized by deficient or decreased bone formation in a subject.
14. The use of claim 13 or 14, wherein said condition is selected from the group consisting of osteopenia and osteoporosis.
15. The use according to any one of claims 1 to 14, wherein said subject is HIV positive.
16. The use of claim 15, wherein said subject is receiving antiviral therapy.
17. The use according to any one of claims 1 to 16, wherein said subject suffers from a condition selected from the group consisting of diabetes, glucose intolerance and insulin resistance.
18. Use of an agent selected from the group consisting of:
(a) a growth hormone (GH) secretagogue; and (b) a composition comprising a GH secretagogue and a pharmaceutically acceptable carrier;
for improving (i) daytime vigilance, (ii) cognitive function, or (iii) both (i) and (ii).
19. Use of a growth hormone (GH) secretagogue for the preparation of a medicament for improving (i) daytime vigilance, (ii) cognitive function, or (iii) both (i) and (ii).
20. The use of claim 18 or 19, wherein said cognitive function is selected from the group consisting of thinking, reasoning, problem solving and memory.
21. Use of an agent selected from the group consisting of:
(a) a growth hormone (GH) secretagogue; and (b) a composition comprising a GH secretagogue and a pharmaceutically acceptable carrier;
for improving a metabolic condition in a subject.
22. Use of a growth hormone (GH) secretagogue for the preparation of a medicament for improving a metabolic condition in a subject.
23. The use of claim 21 or 22, wherein said metabolic condition is a catabolic condition, and wherein said method is a method of improving anabolism in said catabolic condition.
24. The use of claim 23, wherein said catabolic condition is muscular wasting.
25. The use of claim 23 or 24, wherein the catabolic condition is related to one selected from the group consisting of chronic renal failure, congestive heart failure, AIDS, hip fracture, trauma or major surgery in a subject.
26. The use according to any one of claims 21 to 25, wherein said subject is an elderly subject.
27. Use of an agent selected from the group consisting of:
(a) a growth hormone (GH) secretagogue; and (b) a composition comprising a GH secretagogue and a pharmaceutically acceptable carrier;
for improving or reconstituting immune function in a subject.
28. Use of a growth hormone (GH) secretagogue for the preparation of a medicament for improving or reconstituting immune function in a subject.
29. The use of claim 27 or 28, wherein said subject is in an immunodeficient state.
30. The use of claim 29, wherein said immunodeficient state is caused by a condition or treatment selected from the group consisting of aging, HIV infection, chemotherapy treatment and radiotherapy treatment.
31. The use according to any one of claims 1-30, wherein said GH secretagogue is selected from the group consisting of GH-releasing factor (GRF) and a GRF
analog.
32. The use of claim 31 wherein said GRF analog is a GRF
analog of formula A:
X-GRF Peptide (A) wherein;
the GRF peptide is a peptide of formula B;
A1-A2-Asp-Ala-Ile-Phe-Thr-A8-Ser-Tyr-Arg-Lys-A13-Leu-A15-Gln-Leu-A18-Ala-Arg-Lys-Leu-Leu-A24-A25-Ile-A27-A28-Arg-A30-R0 (B) wherein, A1 is Tyr or His;
A2 is Val or Ala;
A8 is Asn or Ser;
A13 is Val or Ile;
A15 is Ala or Gly;
A18 is Ser or Tyr;
A24 is Gln or His;
A25 is Asp or Glu;
A27 is Met, Ile or Nle;
A28 is Ser or Asn;
A30 is a bond or amino acid sequence of 1 up to 15 residues; and R0 is NH2 or NH-(CH2)n-CONH2, with n=1 to 12; and X is a hydrophobic tail anchored via an amide bond to the N-terminus of the peptide and the hydrophobic tail defining a backbone of 5 to 7 atoms;
wherein the backbone can be substituted by C1-6 alkyl, C3-6 cycloalkyl, or C6-12 aryl and the backbone comprises at least one rigidifying moiety connected to at least two atoms of the backbone;
said moiety selected from the group consisting of double bond, triple bond, saturated or unsaturated C3-9 cycloalkyl, and C6-12 aryl.
33. The use of claim 32, wherein X is selected from the group consisting of:

1 (R=H or CH3 or CH2CH3) cis or trans 2 (R=H or CH3 or CH2CH3) 3 (R=H or CH3 or CH2CH3) cis or trans, both as racemic mixtures or pure enantiomeric pairs 4 (R=H or CH3 or CH2CH3) cis or trans, both as racemic mixtures or pure enantiomeric pairs (R=H or CH3 or CH2CH3) cis or trans, (when R ~ H) 6 (R=H or CH2 or CH2CH3) cis or trans, both as racemic mixtures or pure enantiomeric pairs 7 (R ~H or CH3 or CH3CH3) cis or trans, (when R ~ H) both as racemic mixtures or pure enantiomeric pairs 8 (R~H or CH3 or CH2CH3) cis or trans, both as racemic mixtures or pure enantiomeric pairs 9 (R~H or CH3 or CH2CH3) cis or trans, (when R ~ H) both as racemic mixtures or pure enantiomeric pairs 10 (R~H or CH3 or CH2CH3) cis or trans, (when R ~ H) 11 (R~H or CH3 or CH2CH3) 12 (R~H or CH3 or CH2CH3) 13 (R~H or CH3 or CH2CH3)
34. The use of claim 32 or 33, wherein A30 is selected from the group consisting of:

(a) a bond;

(b) an amino acid sequence corresponding to positions 30-44 of a natural GRF peptide, and (c) said amino acid sequence of (b) having a 1-14 amino acid deletion from its C-terminus.
35. The use of claim 32 or 33, wherein said GRF peptide is selected from the group consisting of:

(a) a polypeptide comprising the amino acid sequence of SEQ ID NO: 3;

(b) a polypeptide comprising the amino acid sequence of SEQ ID NO: 5; and (c) the polypeptide of (a) having a 1 to 14 amino acid deletion from its C-terminus.
36. The use according to any one of claims 31 to 35, wherein said GRF analog is (hexenoyl trans-3)hGRF(1-44) NH2.
37. The use according to any one of claims 31 to 36, wherein said GRF analog is adapted for administration at a dose of about 0.0001 to 2 about mg.
38. The use of claim 37, wherein said GRF analog is adapted for administration at a dose selected from the group consisting of about 1 mg and about 2 mg.
39. The use according to any one of claims 1 to 38, wherein said agent is adapted for administration by a route selected from the group consisting of intravenous, oral, transdermal, subcutaneous, mucosal, intramuscular, intranasal, intrapulmonary, parenteral, intrarectal and topical.
40. The use of claim 39, wherein said agent is adapted for administration by a subcutaneous route.
41. A package comprising an agent selected from the group consisting of:

(a) a growth hormone (GH) secretagogue; and (b) a composition comprising a GH secretagogue and a pharmaceutically acceptable carrier;

together with instructions for altering a lipid parameter in a subject, wherein said alteration of a lipid parameter results in no or substantially no increase in blood glucose levels in said subject.
42. The package of claim 41, wherein said alteration of a lipid parameter is selected from the group consisting of:

(a) a decrease in cholesterol;

(b) a decrease in non-HDL cholesterol;

(c) a decrease in triglyceride;

(d) a decrease in the ratio of total cholesterol:HDL
cholesterol; and (e) any combination of (a) to (d).
43. The package of claim 41 or 42, wherein said lipid parameter is associated with a condition selected from the group consisting of lipodystrophy, lipohypertrophy, obesity, dyslipidemia, hypertriglyceridemia and syndrome X.
44. The package of claim 43, wherein said lipodystrophy is HIV-related lipodystrophy.
45. A package comprising an agent selected from the group consisting of:

(a) a growth hormone (GH) secretagogue; and (b) a composition comprising a GH secretagogue and a pharmaceutically acceptable carrier;

together with instructions for altering a first body composition parameter of a subject, wherein said alteration of a first body composition parameter results in no or substantially no decrease in a second body composition parameter of said subject, wherein said second body composition parameter is selected from the group consisting of:

(i) limb fat;

(ii) subcutaneous fat;

(iii)subcutaneous abdominal tissue (SAT); and (iv) any combination of (i) to (iii).
46. The package of claim 45, wherein said alteration of a first body composition parameter is selected from the group consisting of:

(a) an increase in lean body mass (b) a decrease in trunk fat;

(c) a decrease in visceral fat;

(d) a decrease in abdominal girth;

(e) a decrease in visceral abdominal tissue (VAT);

(f) a decrease in VAT:SAT ratio; and (g) any combination of (a) to (f).
47. The package of claim 45 or 46, wherein said first body composition parameter is associated with a condition selected from the group consisting of lipodystrophy, lipohypertrophy, obesity, dyslipidemia, hypertriglyceridemia and syndrome X.
48. The package of claim 47, wherein said lipodystrophy is HIV-related lipodystrophy.
49. The package according to any one of claims 45 to 48, wherein said alteration of a first body composition parameter results in an improvement in quality of life of said subject.
50. A package comprising an agent selected from the group consisting of:

(a) a growth hormone (GH) secretagogue; and (b) a composition comprising a GH secretagogue and a pharmaceutically acceptable carrier;

together with instructions for treating a condition characterized by deficient or decreased bone formation in a subject.
51. The package of claim 50, wherein said condition is selected from the group consisting of osteopenia and osteoporosis.
52. The package according to any one of claims 41 to 51, wherein said subject is HIV positive.
53. The package of claim 52, wherein said subject is receiving antiviral therapy.
54. The package according to any one of claims 41 to 53, wherein said subject suffers from a condition selected from the group consisting of diabetes, glucose intolerance and insulin resistance.
55. A package comprising an agent selected from the group consisting of:

(a) a growth hormone (GH) secretagogue; and (b) a composition comprising a GH secretagogue and a pharmaceutically acceptable carrier;

together with instructions for improving (i) daytime vigilance, (ii) cognitive function, or (iii) both (i) and (ii).
56. The package of claim 55, wherein said cognitive function is selected from the group consisting of thinking, reasoning, problem solving and memory.
57. A package comprising an agent selected from the group consisting of:

(a) a growth hormone (GH) secretagogue; and (b) a composition comprising a GH secretagogue and a pharmaceutically acceptable carrier;

together with instructions for improving a metabolic condition in a subject.
58. The package of claim 57, wherein said metabolic condition is a catabolic condition, and wherein said method is a method of improving anabolism in said catabolic condition.
59. The package of claim 58, wherein said catabolic condition is muscular wasting.
60. The package of claim 58 or 59, wherein the catabolic condition is related to one selected from the group consisting of chronic renal failure, congestive heart failure, AIDS, hip fracture, trauma or major surgery in a subject.
61. The package according to any one of claims 57 to 60, wherein said subject is an elderly subject.
62. A package comprising an agent selected from the group consisting of:

(a) a growth hormone (GH) secretagogue; and (b) a composition comprising a GH secretagogue and a pharmaceutically acceptable carrier;

together with instructions for improving or reconstituting immune function in a subject.
63. The package of claim 62, wherein said subject is in an immunodeficient state.
64. The package of claim 63, wherein said immunodeficient state is caused by a condition or treatment selected from the group consisting of aging, HIV infection, chemotherapy treatment and radiotherapy treatment.
65. The package according to any one of claims 41 to 64, wherein said GH secretagogue is selected from the group consisting of GH-releasing factor (GRF) and a GRF
analog.
66. The package of claim 65 wherein said GRF analog is a GRF analog of formula A:

X-GRF Peptide (A) wherein;

the GRF peptide is a peptide of formula B;

A1-A2-Asp-Ala-Ile-Phe-Thr-A8-Ser-Tyr-Arg-Lys-A13-Leu-A15-Gln-Leu-A18-Ala-Arg-Lys-Leu-Leu-A24-A25-Ile-A27-A28-Arg-A30-R0 (B) wherein, A1 is Tyr or His;

A2 is Val or Ala;

A8 is Asn or Ser;

A13 is Val or Ile;

A15 is Ala or Gly;

A18 is Ser or Tyr;

A24 is Gln or His;

A25 is Asp or Glu;

A27 is Met, Ile or Nle;

A28 is Ser or Asn;

A30 is a bond or amino acid sequence of 1 up to 15 residues; and R0 is NH2 or NH- (CH2) n-CONH2, with n=1 to 12; and X is a hydrophobic tail anchored via an amide bond to the N-terminus of the peptide and the hydrophobic tail defining a backbone of 5 to 7 atoms;

wherein the backbone can be substituted by C1-6 alkyl, C3-6 cycloalkyl, or C6-12 aryl and the backbone comprises at least one rigidifying moiety connected to at least two atoms of the backbone;

said moiety selected from the group consisting of double bond, triple bond, saturated or unsaturated C3-9 cycloalkyl, and C6-12 aryl.
67. The package of claim 66, wherein X is selected from the group consisting of:

1 (R~H or CH3 or CH3CH3) cis or trans 2 (R~H or CH3 or CH2CH3) 3 (R=H or CH3 or CH2CH3), cis or trans, both as racemic mixtures or pure enantiomeric pairs.

4 (R=H or CH3 or CH2CH3) cis or trans, both as racemic mixtures or pure enantiomeric pairs 5 (R=H or CH3 or CH2CH3) cis or trans, (when R .noteq. H) 6 (R=H or CH3 or CH2CH3) cis or trans, both as racemic mixtures or pure enantiomeric pairs 7 (R=H or CH3 or CH2CH3) cis or trans, (when R .noteq. H) both as racemic mixtures or pure enantiomeric pairs 8 (R=H or CH3 or CH2CH3) cis or trans, both as racemic mixtures or pure enantiomeric pairs 9 (R=H or CH3 or CH2CH3) cis or trans, (when R .noteq. H) both as racemic mixtures or pure enantionmeric pairs (R=H or CH3 or CH2CH3) cis or trans, (when R .noteq. H) 11 (R=H or CH3 or CH2CH3) 12 (R=H or CH3 or CH2CH3) 13 (R=H or CH3 or CH2CH3)
68. The package of claim 66 or 67, wherein A30 is selected from the group consisting of:
(a) a bond;
(b) an amino acid sequence corresponding to positions 30-44 of a natural GRF peptide, and (c) said amino acid sequence of (b) having a 1-14 amino acid deletion from its C-terminus.
69. The package of claim 66 or 67, wherein said GRF peptide is selected from the group consisting of:
(a) a polypeptide comprising the amino acid sequence of SEQ :ID NO: 3;
(b) a polypeptide comprising the amino acid sequence of SEQ ID NO: 5; and (c) the polypeptide of (a) having a 1 to 14 amino acid deletion from its C-terminus.
70. The package according to any one of claims 65 to 69, wherein said GRF analog is (hexenoyl trans-3)hGRF(1-44)NH2.
71. The package according to any one of claims 65 to 70, wherein said GRF analog is adapted for administration at a dose of about 0.0001 to 2 mg.
72. The package of claim 71, wherein said GRF analog is adapted for administration at a dose selected from the group consisting of about 1 mg and about 2 mg.
73. The package according to any one of claims 41 to 72, wherein said agent is adapted for administration by a route selected from the group consisting of intravenous, oral, transdermal, subcutaneous, mucosal, intramuscular, intranasal, intrapulmonary, parenteral, intrarectal and topical.
74. The package of claim 73, wherein said agent is adapted for administration by a subcutaneous route.
75. A composition for altering a lipid parameter in a subject, wherein said alteration of a lipid parameter results in no or substantially no increase in blood glucose levels in said subject, said composition comprising a GH secretagogue and a pharmaceutically acceptable carrier.
76. The composition of claim 75, wherein said alteration of a lipid parameter is selected from the group consisting of:
(a) a decrease in cholesterol;
(b) a decrease in non-HDL cholesterol;
(c) a decrease in triglyceride;
(d) a decrease in the ratio of total cholesterol:HDL
cholesterol; and (e) any combination of (a) to (d).
77. The composition of claim 75 or 76, wherein said lipid parameter is associated with a condition selected from the group consisting of lipodystrophy, lipohypertrophy, obesity, dyslipidemia, hypertriglyceridemia and syndrome X.
78. The composition of claim 77, wherein said lipodystrophy is HIV-related lipodystrophy.
79. A composition for altering a first body composition parameter of a subject, wherein said alteration of a first body composition parameter results in no or substantially no decrease in a second body composition parameter of said subject, wherein said second body composition parameter is selected from the group consisting of:
(i) limb fat;
(ii) subcutaneous fat;
(iii)subcutaneous abdominal tissue (SAT); and (iv) any combination of (i) to (iii);
said composition comprising a GH secretagogue and a pharmaceutically acceptable carrier.
80. The composition of claim 79, wherein said alteration of a first body composition parameter is selected from the group consisting of:
(a) an increase in lean body mass (b) a decrease in trunk fat;
(c) a decrease in visceral fat;
(d) a decrease in abdominal girth;
(e) a decrease in visceral abdominal tissue (VAT);
(f) a decrease in VAT:SAT ratio; and (g) any combination of (a) to (f).
81. The composition according to claim 79 or 80, wherein said first body composition parameter is associated with a condition selected from the group consisting of lipodystrophy, lipohypertrophy, obesity, dyslipidemia, hypertriglyceridemia and syndrome X.
82. The composition of claim 81, wherein said lipodystrophy is HIV-related lipodystrophy.
83. The composition according to any one of claims 79 to 82, wherein said alteration of a first body composition parameter results in an improvement in quality of life of said subject.
84. A composition for treating a condition characterized by deficient or decreased bone formation in a subject, said composition comprising a GH secretagogue and a pharmaceutically acceptable carrier.
85. The composition of claim 84, wherein said condition is selected from the group consisting of osteopenia and osteoporosis.
86. The composition according to any one of claims 75 to 85, wherein said subject is HIV positive.
87. The composition of claim 86, wherein said subject is receiving antiviral therapy.
88. The composition according to any one of claims 75 to 87, wherein said subject suffers from a condition selected from the group consisting of diabetes, glucose intolerance and insulin resistance.
89. A composition for improving (i) daytime vigilance, (ii) cognitive function, or (iii) both (i) and (ii), said composition comprising a GH secretagogue and a pharmaceutically acceptable carrier.
90. The composition of claim 89, wherein said cognitive function is selected from the group consisting of thinking, reasoning, problem solving and memory.
91. A composition for improving a metabolic condition in a subject, said composition comprising a GH secretagogue and a pharmaceutically acceptable carrier.
92. The composition of claim 91, wherein said metabolic condition is a catabolic condition, and wherein said method is a method of improving anabolism in said catabolic condition.
93. The composition of claim 92, wherein said catabolic condition is muscular wasting.
94. The composition of claim 92 or 93, wherein the catabolic condition is related to one selected from the group consisting of chronic renal failure, congestive heart failure, AIDS, hip fracture, trauma or major surgery in a subject.
95. The composition according to any one of claims 91 to 94, wherein said subject is an elderly subject.
96. A composition for improving or reconstituting immune function in a subject, said composition comprising a GH
secretagogue and a pharmaceutically acceptable carrier.
97. The composition of claim 96, wherein said subject is in an immunodeficient state.
98. The composition of claim 97, wherein said immunodeficient state is caused by a condition or treatment selected from the group consisting of aging, HIV infection, chemotherapy treatment and radiotherapy treatment.
99. The composition according to any one of claims 75 to 98, wherein said GH secretagogue is selected from the group consisting of GH-releasing factor (GRF) and a GRF
analog.
100. The composition of claim 99 wherein said GRF analog is a GRF analog of formula A:
X-GRF Peptide (A) wherein;
the GRF peptide is a peptide of formula B;
A1-A2-Asp-Ala-Ile-Phe-Thr-A8-Ser-Tyr-Arg-Lys-A13-Leu-A15-Gln-Leu-A18-Ala-Arg-Lys-Leu-Leu-A24-A25-Ile-A27-A28-Arg-A30-R0 (B) wherein, A1 is Tyr or His;
A2 is Val or Ala;
A8 is Asn or Ser;
A13 is Val or Ile;
A15 is Ala or Gly;
A18 is Ser or Tyr;
A24 is Gln or His;
A25 is Asp or Glu;
A27 is Met, Ile or Nle;

A28 is Ser or Asn;
A30 is a bond or amino acid sequence of 1 up to 15 residues; and R0 is NH2 or NH-(CH2)n-CONH2, with n=1 to 12; and X is a hydrophobic tail anchored via an amide bond to the N-terminus of the peptide and the hydrophobic tail defining a backbone of 5 to 7 atoms;
wherein the backbone can be substituted by C1-6 alkyl, C3-6 cycloalkyl, or C6-12 aryl and the backbone comprises at least one rigidifying moiety connected to at least two atoms of the backbone;
said moiety selected from the group consisting of double bond, triple bond, saturated or unsaturated C3-9 cycloalkyl, and C6-12 aryl.
101. The composition of claim 100, wherein X is selected from the group consisting of:

1 (R=H or CH3 or CH2CH3) cis or trans 2 (R=H or CH3 or CH2CH3) 3 (R=H or CH3 or CH2CH3) cis or trans, both as racemic mixtures or pure enantiomeric pairs 4 (R=H or CH3 or CH2CH3) cis or trans, both as racemic mixtures or pure enantiomeric pairs (R=H or CH3 or CH2CH3) cis or trans, (when R .noteq. H) 6 (R=H or CH3 or CH2CH3) cis or trans, both as racemic mixtures or pure enantiomeric pairs 7 (R=H or CH3 or CH2CH3) cis or trans, (when R .noteq. H) both as racemic mixtures or pure enantiomeric pairs 8 (R=H or CH3 or CH2CH3) cis or trans, both as racemic mixtures or pure enantiomeric pairs 9 (R=H or CH, or CH2CH3) cis or trans, (when R .noteq. H) both as recemic mixtures or pure enantiomeric pairs 10 (R=H or CH3, or CH2CH3) cis or trans, (when R .noteq. H) 11 (R=H or CH, or CH2CH2) 12 (R=H or CH3 or CH2CH3) 13 (R=H or CH3 or CH2CH3)
102. The composition of claim 100 or 101, wherein A30 is selected from the group consisting of:
(a) a bond;
(b) an amino acid sequence corresponding to positions 30-44 of a natural GRF peptide, and (c) said amino acid sequence of (b) having a 1-14 amino acid deletion from its C-terminus.
103. The composition of claim 100 or 101, wherein said GRF
peptide is selected from the group consisting of:
(a) a polypeptide comprising the amino acid sequence of SEQ ID NO: 3;
(b) a polypeptide comprising the amino acid sequence of SEQ ID NO: 5; and (c) the polypeptide of (a) having a 1 to 14 amino acid deletion from its C-terminus.
104. The composition according to any one of claims 99 to 103, wherein said GRF analog is (hexenoyl trans-3)hGRF(1-44)NH2.
105. The composition according to any one of claims 99 to 104, wherein said GRF analog is adapted for administration at a dose of about 0.0001 to 2 mg.
106. The composition of claim 105, wherein said GRF analog is adapted for administration at a dose selected from the group consisting of about 1 mg and about 2 mg.
107. The composition according to any one of claims 75 to 106, wherein said composition is adapted for administration by a route selected from the group consisting of intravenous, oral, transdermal, subcutaneous, mucosal, intramuscular, intranasal, intrapulmonary, parenteral, intrarectal and topical.
108. The composition of claim 107, wherein said composition is adapted for administration by a subcutaneous route.
CA2485472A 2003-05-29 2004-10-20 Gh secretagogues and uses thereof Active CA2485472C (en)

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CA2485472A CA2485472C (en) 2004-10-20 2004-10-20 Gh secretagogues and uses thereof
AU2005297366A AU2005297366B2 (en) 2004-10-20 2005-10-20 GH secretagogues and uses thereof
PCT/CA2005/001611 WO2006042408A1 (en) 2004-10-20 2005-10-20 Gh secretagogues and uses thereof
KR1020077011178A KR101228229B1 (en) 2004-10-20 2005-10-20 Gh secretagogues and uses thereof
JP2007537087A JP2008516994A (en) 2004-10-20 2005-10-20 Growth hormone secretagogue and use thereof
BRPI0516935-6A BRPI0516935A (en) 2004-10-20 2005-10-20 gh secretagogues and uses thereof
MX2007004682A MX2007004682A (en) 2004-10-20 2005-10-20 Gh secretagogues and uses thereof.
CN200580043640XA CN101084009B (en) 2003-05-29 2005-10-20 Gh secretagogues and uses thereof
EP05797145A EP1812048A4 (en) 2004-10-20 2005-10-20 Gh secretagogues and uses thereof
NO20072136A NO20072136L (en) 2004-10-20 2007-04-24 Substance that promotes GH secretion and its use
HK08106222.9A HK1115803A1 (en) 2004-10-20 2008-06-04 Gh secretagogues and uses thereof gh

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