Polyunsaturated fatty acids for treatment of dementia and pre-dementia-related conditions
First Claim
Patent Images
1. A method to reduce the level of amyloid β
- (Aβ
) peptide in an individual, comprising administering to an individual at least one polyunsaturated fatty acid (PUFA) or a precursor or source thereof to reduce the level of Aβ
peptide in the individual, wherein the PUFA is selected from the group consisting of;
docosahexaenoic acid (DHA);
docosapentaenoic acid (DPAn-6);
a combination of DHA and DPAn-6;
a combination of DHA and arachidonic acid (ARA); and
a combination of DHA, DPAn-6 and ARA.
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Accused Products
Abstract
Disclosed are compositions and methods for treating or preventing dementia and pre-dementia-related conditions and/or symptoms or characteristics of such conditions.
59 Citations
63 Claims
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1. A method to reduce the level of amyloid β
- (Aβ
) peptide in an individual, comprising administering to an individual at least one polyunsaturated fatty acid (PUFA) or a precursor or source thereof to reduce the level of Aβ
peptide in the individual, wherein the PUFA is selected from the group consisting of;
docosahexaenoic acid (DHA);
docosapentaenoic acid (DPAn-6);
a combination of DHA and DPAn-6;
a combination of DHA and arachidonic acid (ARA); and
a combination of DHA, DPAn-6 and ARA. - View Dependent Claims (2, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52)
- (Aβ
-
3. A method to reduce the level of tau protein in an individual, comprising administering to an individual at least one polyunsaturated fatty acid (PUFA) or a precursor or source thereof to reduce the level of tau protein in the individual, wherein the PUFA is selected from the group consisting of:
- docosahexaenoic acid (DHA);
docosapentaenoic acid (DPAn-6);
a combination of DHA and DPAn-6;
a combination of DHA and arachidonic acid (ARA); and
a combination of DHA, DPAn-6 and ARA. - View Dependent Claims (4)
- docosahexaenoic acid (DHA);
-
5. A method to reduce the level of presenilin-1 (PS1) protein in an individual, comprising administering to an individual at least one polyunsaturated fatty acid (PUFA) or a precursor or source thereof to reduce the level of PS1 protein in the individual, wherein the PUFA is selected from the group consisting of:
- docosahexaenoic acid (DHA);
docosapentaenoic acid (DPAn-6);
a combination of DHA and DPAn-6;
a combination of DHA and arachidonic acid (ARA); and
a combination of DHA, DPAn-6 and ARA.
- docosahexaenoic acid (DHA);
-
6. A method to delay the onset of or reduce the severity of synaptic dysfunction in an individual, comprising administering to the individual DPAn-6 or a combination of polyunsaturated fatty acids (PUFAs) or precursors or sources thereof to delay the onset of or reduce the severity of synaptic dysfunction in the individual, wherein the combination of PUFAs is selected from the group consisting of:
- a combination of DPAn-6 and DHA, a combination of ARA and DHA, and a combination of DPAn-6, ARA and DHA.
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7. A method to delay the onset of or reduce the severity of dementia in an individual, comprising administering to an individual DPAn-6 or a combination of polyunsaturated fatty acids (PUFAs) or precursors or sources thereof to delay the onset of or reduce the severity of dementia in the individual, wherein the combination of PUFAs is selected from the group consisting of:
- a combination of DPAn-6 and DHA, a combination of ARA and DHA, and a combination of DPAn-6, ARA and DHA.
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8. A method to treat or prevent a disorder associated with increased amounts or expression of or dysfunction of amyloid β
- (Aβ
) peptide, presenilin-1 (PS1) protein, phosphorylated tau protein, or tau protein, comprising;
a) identifying an individual having increased amount, expression, or biological activity of a biomarker selected from the group consisting of Aβ
peptide, PS1 protein, phosphorylated tau protein, tau protein, and combinations thereof, as compared to the amount, expression or biological activity of the biomarker in a negative control individual; and
b) administering to the individual at least one polyunsaturated fatty acid (PUFA) or a precursor or source thereof to reduce the amount, expression or biological activity of the Aβ
peptide, PS1 protein, phosphorylated tau protein, or tau protein, wherein the PUFA is selected from the group consisting of;
docosahexaenoic acid (DHA);
docosapentaenoic acid (DPAn-6);
a combination of DHA and DPAn-6;
a combination of DHA and arachidonic acid (ARA); and
a combination of DHA, DPAn-6 and ARA.
- (Aβ
-
9. A method to treat or prevent a disorder associated with decreased amounts of omega-3 or omega-6 polyunsaturated fatty acid (PUFA) or a precursor or source thereof, comprising:
-
a) identifying an individual with decreased amounts of omega-3 or omega-6 polyunsaturated fatty acid (PUFA) or a precursor or source thereof; and
b) administering to the individual a combination of polyunsaturated fatty acids (PUFAs) or precursors or sources thereof to compensate for the effects of the decreased amounts of omega-3 or omega-6 polyunsaturated fatty acid (PUFA) or a precursor or source thereof, wherein the combination of PUFAs is selected from the group consisting of;
a combination of DPAn-6 and DHA, a combination of ARA and DHA, and a combination of DPAn-6, ARA and DHA.
-
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10. A method to delay the onset of or reduce the severity of a decline in brain function in an individual comprising administering to the individual DPAn-6 or a combination of polyunsaturated fatty acids (PUFAs) or precursors or sources thereof, to delay the onset of or reduce the severity of a decline in the brain function in the individual, wherein the combination of PUFAs is selected from the group consisting of:
- a combination of DPAn-6 and DHA, a combination of ARA and DHA, and a combination of DPAn-6, ARA and DHA.
- View Dependent Claims (11)
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12. A method to delay or reduce the severity of demyelination in an individual comprising administering to the individual DPAn-6 or a combination of polyunsaturated fatty acids (PUFAs) or precursors or sources thereof, to delay or reduce the severity of demyelination in the individual, wherein the combination of PUFAs is selected from the group consisting of:
- a combination of DPAn-6 and DHA, a combination of ARA and DHA, and a combination of DPAn-6, ARA and DHA.
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13. A method to delay the onset of or reduce the severity of neurofibrillary tangles associated with Alzheimer'"'"'s Disease in an individual, comprising administering to the individual DPAn-6 or a combination of polyunsaturated fatty acids (PUFAs) or precursors or sources thereof, to delay the onset of or reduce the severity of neurofibrillary tangles in the individual, wherein the combination of PUFAs is selected from the group consisting of:
- a combination of DPAn-6 and DHA, a combination of ARA and DHA, and a combination of DPAn-6, ARA and DHA.
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14. A method to stabilize or normalize theta wave activity or to reduce or prevent the development of abnormal theta wave activity in an individual, comprising:
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a) identifying an individual that has or is predicted to develop abnormal theta wave activity; and
b) administering to the individual at least one polyunsaturated fatty acid (PUFA) or a precursor or source thereof to stabilize or normalize theta wave activity or to prevent or reduce the development of abnormal theta wave activity in an individual, wherein the PUFA is selected from the group consisting of;
docosahexaenoic acid (DHA);
docosapentaenoic acid (DPAn-6);
a combination of DHA and DPAn-6;
a combination of DHA and arachidonic acid (ARA); and
a combination of DHA, DPAn-6 and ARA.
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- 53. A pharmaceutical composition comprising a combination of polyunsaturated fatty acids (PUFAs) or precursors or sources thereof, and at least one therapeutic compound for treatment or prevention of dementia in an individual that has or is at risk of developing dementia, wherein the combination of PUFAs is selected from the group consisting of DPAn-6 and DHA, ARA and DHA, and DPAn-6, ARA and DHA.
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63. The use of at least one polyunsaturated fatty acid (PUFA) or a precursor or source thereof in the preparation of a composition, wherein the PUFA is selected from the group consisting of:
- docosapentaenoic acid (DPAn-6);
a combination of DHA and DPAn-6;
a combination of DHA and arachidonic acid (ARA); and
a combination of DHA, DPAn-6 and ARA;
wherein the composition is for;
delaying the onset of or reduce the severity of synaptic dysfunction in an individual;
delaying the onset of or reduce the severity of dementia in an individual;
treating or preventing a disorder associated with decreased amounts of omega-3 or omega-6 polyunsaturated fatty acid (PUFA);
delaying the onset of or reducing the severity of a decline in brain function in an individual;
delaying or reducing the severity of demyelination in an individual;
delaying the onset of or reducing the severity of neurofibrillary tangles associated with Alzheimer'"'"'s Disease in an individual.
- docosapentaenoic acid (DPAn-6);
Specification