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47 results about "Oxysterol" patented technology

An oxysterol is a derivative of cholesterol obtained by oxidation involving enzymes and / or pro-oxidants. Such compounds play important roles in various biological processes such as cholesterol homeostasis, lipid metabolism (sphingolipids, fatty acids), apoptosis, autophagy, and prenylation of proteins; the mode of action of oxysterols in these effects is still poorly understood. Several oxysterols are associated with age-related diseases such as cardiovascular disease, eye disease (cataract, age-related macular degeneration), certain neurodegenerative diseases and cancers. The activities of oxysterols in these diseases could be due to their pro-oxidative and pro-inflammatory activities and their ability to act on cellular organelles (mitochondria, peroxisome, lysosome) that can contribute to activate apoptosis and autophagy. There are lot of arguments supporting that oxysterols have important roles in atherosclerosis progression which is involved in several cardiovascular diseases.

Agents and methods for enhancing bone formation

The present invention discloses agents and methods for inducing osteoblastic cellular differentiation, as well as the use of such agents and method to treat patients to maintain bone mass, enhance bone formation and / or bone repair. Exemplary agents include oxysterols, alone or in combination with particular oxysterols, or other agents known to assist in bone formation. The invention further includes medicaments including oxysterols for the treatment of bone disorders, local injections of oxysterols or cells (206) and implants (202) having agents or cells (203) to facilitate bone repair.
Owner:RGT UNIV OF CALIFORNIA

Nuclear sulfated oxysterol, potent regulator of lipid homeostasis, for therapy of hypercholesterolemia, hypertriglycerides, fatty liver diseases, and atherosclerosis

The sulfated oxysterol 5-cholesten-3β, 25-diol 3-sulphate, a nuclear cholesterol metabolite that decreases lipid biosynthesis and increases cholesterol secretion and degradation, is provided as an agent to lower intracellular and serum cholesterol and / or triglycerides, and to prevent or treat lipid accumulation-associated inflammation and conditions associated with such inflammation. Methods which involve the use of this sulfated oxysterol to treat conditions associated with high cholesterol and / or high triglycerides and / or inflammation (e.g. hypercholesterolemia, hypertriglyceridemia, non-alcoholic fatty liver diseases, atherosclerosis, etc.) are also provided.
Owner:U S GOVERNMENT REPRESENTED BY THE DEPT OF VETERANS AFFAIRS +1

Agents and methods for enhancing bone formation by oxysterols in combination with bone morphogenic proteins

The present invention discloses agents and methods for inducing osteoblastic cellular differentiation, as well as the use of such agents and methods to treat patients to maintain bone mass, enhance bone formation and / orbone repair. Exemplary agents include oxysterols, alone or in combination with particular oxysterols, or other agents, such as bone morphogenic proteins, known to assist in bone formation. The invention further includes medicaments including oxysterols for the treatment of bone disorders and implants to facilitate bone repair.
Owner:RGT UNIV OF CALIFORNIA

Osteogenic and anti-adipogenic oxysterols

The present invention discloses osteogenic and anti-adipogenic oxysterols. Agents and methods for protecting, blocking or rescuing marrow stromal cells from the inhibitory effects of oxidative stress on their osteoblastic cellular differentiation are disclosed. Exemplary agents include oxysterols alone or in synergistic combinations, as well as hedgehog or Wnt signaling activators. The synergistic effects of oxysterols and bone morphogenic proteins are also disclosed.
Owner:RGT UNIV OF CALIFORNIA

Agents and Methods for Osteogenic Oxysterols Inhibition of Oxidative Stress on Osteogenic Cellular Differentiation

The present invention discloses oxygenic oxygenic oxysterols. Also disclosed, agents and methods for protecting, blocking or rescuing marrow stromal cells from the inhibitory effects of oxidative stress on their osteoblastic cellular differentiation. Exemplary agents include oxysterols, rhBMP2, alone or in combination which are demonstrated to specifically combat oxidative stress caused by inflammatory oxidized lipids, such as xanthine / xanthine oxidase and minimally oxidized LDL. The synergistic effects of oxysterols and bone morphogenic proteins are disclosed.
Owner:RGT UNIV OF CALIFORNIA

Nuclear sulfated oxysterol, potent regulator of cholesterol homeostasis, for therapy of hypercholesterolemia, hyperlipidemia, and atherosclerosis

InactiveUS20070275939A1Potent cholesterol lowering propertyPromote degradationBiocideOrganic active ingredientsMetaboliteOxysterol
The sulfated oxysterol 5-cholesten-3β, 25-diol 3-sulphate, a nuclear steroid metabolite that increases cholesterol secretion and degradation, is provided as an agent to lower intracellular and serum cholesterol and / or triglycerides. Methods which involve the use of this sulfated oxysterol to treat conditions associated with high cholesterol and / or high triglycerides (e.g. hypercholesterolemia, hyperlipidemia, and atherosclerosis) are also provided.
Owner:THE GOVERNMENT OF THE UNITED STATES OF AMERICA AS REPRESENTED BY THE DEPT OF VETERANS AFFAIRS +1

Cycloalkyl-hydroxyl compounds and compositions for cholesterol management and related uses

The present invention relates to novel cycloalkyl-hydroxyl compounds, compositions comprising hydroxyl compounds, and methods useful for treating and preventing a variety of diseases and conditions such as, but not limited to aging, Alzheimer's Disease, cancer, cardiovascular disease, diabetic nephropathy, diabetic retinopathy, a disorder of glucose metabolism, dyslipidemia, dyslipoproteinemia, hypertension, impotence, inflammation, insulin resistance, lipid elimination in bile, obesity, oxysterol elimination in bile, pancreatitis, Parkinson's disease, a peroxisome proliferator activated receptor-associated disorder, phospholipid elimination in bile, renal disease, septicemia, Syndrome X, thrombotic disorder. Compounds and methods of the invention can also be used to modulate C reactive protein or enhance bile production in a patient. In certain embodiments, the compounds, compositions, and methods of the invention are useful in combination therapy with other therapeutics, such as hypocholesterolemic and hypoglycemic agents.
Owner:ESPERION THERAPEUTICS

Composition and method for clusterin-mediated stem cell therapy for treatment of atherosclerosis and heart failure

Methods and compositions are disclosed for inhibiting, deterring or preventing apoptosis of cardiac myocytes, transplanted stem cells, vascular stem cells, and vascular smooth muscle cells by means of expressing or synthesizing clusterin. Also disclosed are methods and compositions for producing recombinant clusterin, or its biologically active peptides, and for induction of clusterin-associated lipoproteins or enzymes for deterring or preventing inflammatory injury and apoptosis induced by oxLDL, oxysterols, cytokines, and Fas Ligand. Also disclosed is an induction method and composition for enhancing expression of ALDH and ALDH-associated enzymes or co-factors to prevent cytotoxicity or detoxification. Therapeutic methods providing new expression or overexpression of clusterin in vascular or cardiac tissue are expected to inhibit the formation of atherosclerotic lesions, stabilize existing atherosclerotic plaques, and repair failing or damaged cardiac tissue.
Owner:BOARD OF RGT THE UNIV OF TEXAS SYST

Bone-selective osteogenic oxysterol bisphosphonate analogs

Oxysterol-bisphosphonate and oxysterol-alendronic acid compounds, compositions including them, and methods using them for the treatment of bone disorders.
Owner:RGT UNIV OF CALIFORNIA

Nuclear sulfated oxysterol, potent regulator of lipid homeostasis, for therapy of hypercholesterolemia, hypertriglycerides, fatty liver diseases, and atherosclerosis

The sulfated oxysterol 5-cholesten-3β, 25-diol 3-sulphate, a nuclear cholesterol metabolite that decreases lipid biosynthesis and increases cholesterol secretion and degradation, is provided as an agent to lower intracellular and serum cholesterol and / or triglycerides, and to prevent or treat lipid accumulation-associated inflammation and conditions associated with such inflammation. Methods which involve the use of this sulfated oxysterol to treat conditions associated with high cholesterol and / or high triglycerides and / or inflammation (e.g. hypercholesterolemia, hypertriglyceridemia, non-alcoholic fatty liver diseases, atherosclerosis, etc.) are also provided.
Owner:U S GOVERNMENT REPRESENTED BY THE DEPT OF VETERANS AFFAIRS +1

Liposomally Encapsulated Reduced Glutathione, including with Other Pharmacologic Preparation, Capable of Administration as an Oral, Topical, Intraoral or Transmucosal, Prepartion, for Reversal and Prevention of Oxidation of Cholesterol and of Low Density Lipoprotein

The invention proposes the sure of reduced glutathione in a liposome (liposomal reduced glutathione) for the oral administration of a therapeutically effective amount to ameliorate the progression of vascular disease, including atherosclerosis, diabetes, hypertension, narrowing of arteries leading to decreased blood flow, ischemic events, and the formation of blood clots, abnormal platelet aggregation, and thrombotic events, by reducing the amount and effect of oxidized cholesterol, oxidized HDL and oxidized LDL. The invention also proposes combining liposomal encapsulated glutathione with statin drugs to improve the effect of lowering not only cholesterol but also the oxidized cholesterol as well as oxidized HDL and oxidized LDL. The invention also proposes combining liposomal encapsulated glutathione with CoQ10 as a therapy for vascular disease and management of side effects of statin therapy.
Owner:YOUR ENERGY SYST

Implants Including An Oxysterol And Methods Of Use

Provided is a malleable implant configured to fit at or near a bone defect site to promote bone growth, the malleable implant comprising: a biodegradable polymer, mineral particles, and an oxysterol,the implant configured to become moldable upon being wetted with a fluid. Methods of making and use are further provided.
Owner:WARSAW ORTHOPEDIC INC

Methods for the separation and detection of an oxysterol

Assay methods for determining purity of a sample of a sterol are provided. These methods include providing an HPLC eluent including a sterol, other compounds related to the sterol and a mobile volatile phase; generating an aerosol of liquid droplets from the HPLC eluent; drying the liquid droplets to obtain residue particles of the sterol; contacting the residue particles of the sterol with an ion stream which applies a size-dependent electrical charge to each of the residue particles to generate an electrical signal and measuring the electrical signal to determine the purity of the sterol in the sample. The sterol can be OXY133 or OXY133 monohydrate.
Owner:WARSAW ORTHOPEDIC INC

Clusterin-mediated inhibition of apoptosis via stromal bone marrow cell delivery to a cardiac site

Methods and compositions are disclosed for inhibiting, deterring or preventing apoptosis of cardiac myocytes, transplanted stem cells, vascular stem cells, and vascular smooth muscle cells by means of expressing or synthesizing clusterin. Also disclosed are methods and compositions for producing recombinant clusterin, or its biologically active peptides, and for induction of clusterin-associated lipoproteins or enzymes for deterring or preventing inflammatory injury and apoptosis induced by oxLDL, oxysterols, cytokines, and Fas Ligand. Also disclosed is an induction method and composition for enhancing expression of ALDH and ALDH-associated enzymes or co-factors to prevent cytotoxicity or detoxification. Therapeutic methods providing new expression or overexpression of clusterin in vascular or cardiac tissue are expected to inhibit the formation of atherosclerotic lesions, stabilize existing atherosclerotic plaques, and repair failing or damaged cardiac tissue.
Owner:BOARD OF RGT THE UNIV OF TEXAS SYST

Neurogenesis screening method and uses thereof

Provided herein are methods for detecting and / or confirming the neurogenesis effect of cholesterol and / or oxysterol utilizing adipose-derived stem cells (ADSCs). Further provided are methods of promoting neurogenesis in ADSCs. Also provided are methods for the use of cholesterol and / or oxysterol for the production of a neurologic component that may be incorporated into a nutritional composition for promoting neurogenesis in a pediatric subject.
Owner:MEAD JOHNSON NUTRITION

Biomarkers for Niemann-pick C disease and related disorders

Methods for screening or diagnosing subjects for disorders involving accumulation of one or more oxysterols such as cytotoxic oxysterol accumulation, Niemann-Pick C(NPC) disease, lysosomal storage diseases, cholesterol trafficking diseases, and neurodegenerative diseases. Also provided are methods for methods for screening or diagnosing subjects (including infants and neonatal subjects) for NPC disease, methods for monitoring the progression, remission, and clinical status of NPC disease, and methods for evaluating the efficacy of therapeutic treatment of NPC disease.
Owner:WASHINGTON UNIV IN SAINT LOUIS +1

Oxysterols and hedgehog signaling

Described herein are compounds and pharmaceutical compositions containing such compounds which inhibit Hedgehog signaling. Also described herein are methods for using such Hedgehog signaling inhibitors, alone or in combination with other compounds, for treating diseases or conditions that would benefit from inhibition of Hedgehog signaling.
Owner:MAX BIOPHARMA INC

Broad antiviral therapy with membrane modifying oxysterols

This invention relates, e.g., to a method for inhibiting the growth and / or proliferation and / or infectivity of a virus in a cell, such as a mammalian cell (e.g. for inhibiting entry of the virus into the cell), comprising administering, or causing to be administered, to the cell, 25-hydroxycholesterol (25HC) in an amount sufficient to inhibit the growth and / or proliferation and / or infectivity of the virus in the cell. The method can be carried out in vivo or in vitro. Among the viruses that can be inhibited are, e.g., VSV, HSV, MHV68, HCV, HIV, EBOV, RVFV, RSSEV and Nipah virus. In one embodiment of the invention, the 25HC is administered topically, e.g. to a mucosal surface.
Owner:RGT UNIV OF CALIFORNIA

Implants having a drug load of an oxysterol and methods of use

Provided is a compression resistant implant configured to fit at or near a bone defect to promote bone growth. The compression resistant implant comprises a biodegradable polymer in an amount of about0.1 wt % to about 20 wt % of the implant and a freeze-dried oxysterol in an amount of about 5 wt % to about 90 wt % of the implant. Methods of making and use are further provided.
Owner:WARSAW ORTHOPEDIC INC

Epoxide sterol composition, and preparation and application thereof

The invention provides an epoxide sterol composition comprising epoxide sterol A and epoxide sterol B, of which the total content is greater than 95%. The epoxide sterol composition is prepared by percolation extraction, concentration and column chromatography isolation purification of a marine animal, namely green sea anemone. Experimental results show that the epoxide sterol composition (ESC) remarkably refrains the growth of rat glioma cells C6 and human glioma cells U251, induces tumor cell apoptosis or necrosis, and can be used for preparing medicines for curing brain gliomas.
Owner:ZHEJIANG UNIV
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