7-Ketocholesterol is a lipid of Sterol Lipids (ST) class. 7-ketocholesterol is associated with abnormalities such as Atherosclerosis, Age related macular degeneration, Drusen, Cardiovascular Diseases and Hypercholesterolemia. The involved functions are known as mRNA Expression, Choroidal Neovascularization, Biochemical Pathway, Inflammation and Regulation. 7-ketocholesterol often locates in Basal lamina of choroid, Mitochondria, Epithelium, Frozen Sections and Membrane. The associated genes with 7-Ketocholesterol are ABCA1 gene, SLC33A1 gene, GAPDH gene, P4HTM gene and TSPO gene. The related lipids are Ketocholesterols, cholesterol oxide, Sterols, oxidized lipid and 7-ketocholesterol. The related experimental models are Knock-out and Mouse Model.
To understand associated biological information of 7-Ketocholesterol, we collected biological information of abnormalities, associated pathways, cellular/molecular locations, biological functions, related genes/proteins, lipids and common seen animal/experimental models with organized paragraphs from literatures.
7-Ketocholesterol is suspected in Atherosclerosis, Keratoconjunctivitis Sicca, endothelial dysfunction, Senile Plaques, Hypercholesterolemia, Hypercholesterolemia, Familial and other diseases in descending order of the highest number of associated sentences.
| Disease | Cross reference | Weighted score | Related literature |
|---|
We collected disease MeSH terms mapped to the references associated with 7-Ketocholesterol
| MeSH term | MeSH ID | Detail |
|---|---|---|
| Multiple Sclerosis | D009103 | 13 associated lipids |
| Carotid Stenosis | D016893 | 15 associated lipids |
| Niemann-Pick Diseases | D009542 | 25 associated lipids |
| Diabetic Retinopathy | D003930 | 39 associated lipids |
| Atherosclerosis | D050197 | 85 associated lipids |
| Arteriosclerosis | D001161 | 86 associated lipids |
There are no associated biomedical information in the current reference collection.
Associated locations are in red color. Not associated locations are in black.
| Location | Cross reference | Weighted score | Related literatures |
|---|
| Function | Cross reference | Weighted score | Related literatures |
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| Lipid concept | Cross reference | Weighted score | Related literatures |
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| Gene | Cross reference | Weighted score | Related literatures |
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Knock-out are used in the study 'Isolation of macrophage-like cell mutants resistant to the cytotoxic effect of oxidized low density lipoprotein.' (Hakamata H et al., 1998) and Knock-out are used in the study 'Differential effects of PARP inhibition on vascular cell survival and ACAT-1 expression favouring atherosclerotic plaque stability.' (Hans CP et al., 2008).
Mouse Model are used in the study 'Activation of caspase-8 and caspase-12 pathways by 7-ketocholesterol in human retinal pigment epithelial cells.' (Luthra S et al., 2006).
| Model | Cross reference | Weighted score | Related literatures |
|---|
| Authors | Title | Published | Journal | PubMed Link |
|---|---|---|---|---|
| Jessup W et al. | Oxidized lipoproteins and macrophages. | 2002 | Vascul. Pharmacol. | pmid:12449020 |
| Hayden JM et al. | Induction of monocyte differentiation and foam cell formation in vitro by 7-ketocholesterol. | 2002 | J. Lipid Res. | pmid:11792719 |
| Uemura M et al. | Alpha-tocopherol prevents apoptosis of vascular endothelial cells via a mechanism exceeding that of mere antioxidation. | 2002 | Eur. J. Pharmacol. | pmid:12450566 |
| Csallany AS et al. | Protection of superoxide-induced cholesterol oxidation by antioxidants in protic conditions. | 2002 | Int J Food Sci Nutr | pmid:12396465 |
| Kawai Y et al. | Covalent binding of oxidized cholesteryl esters to protein: implications for oxidative modification of low density lipoprotein and atherosclerosis. | 2003 | J. Biol. Chem. | pmid:12663661 |
| Jacheć W et al. | Lipid peroxidation and vitamin E in human coronary atherosclerotic lesions. | 2003 | Clin. Chim. Acta | pmid:12636930 |
| Iuliano L et al. | Measurement of oxysterols and alpha-tocopherol in plasma and tissue samples as indices of oxidant stress status. | 2003 | Anal. Biochem. | pmid:12531208 |
| Tuomainen TP et al. | Serum ferritin concentration is associated with plasma levels of cholesterol oxidation products in man. | 2003 | Free Radic. Biol. Med. | pmid:14556856 |
| Diestel A et al. | Activation of microglial poly(ADP-ribose)-polymerase-1 by cholesterol breakdown products during neuroinflammation: a link between demyelination and neuronal damage. | 2003 | J. Exp. Med. | pmid:14657223 |
| Bortolomeazzi R et al. | Presence of phytosterol oxides in crude vegetable oils and their fate during refining. | 2003 | J. Agric. Food Chem. | pmid:12670187 |
| Zahm JM et al. | Chronology of cellular alterations during 7-ketocholesterol-induced cell death on A7R5 rat smooth muscle cells: analysis by time lapse-video microscopy and conventional fluorescence microscopy. | 2003 | Cytometry A | pmid:12655649 |
| Chang MY et al. | Lysophosphatidylcholine regulates synthesis of biglycan and the proteoglycan form of macrophage colony stimulating factor. | 2003 | Arterioscler. Thromb. Vasc. Biol. | pmid:12663372 |
| Monier S et al. | Impairment of the cytotoxic and oxidative activities of 7 beta-hydroxycholesterol and 7-ketocholesterol by esterification with oleate. | 2003 | Biochem. Biophys. Res. Commun. | pmid:12670484 |
| Rosenblat M et al. | Mouse macrophage paraoxonase 2 activity is increased whereas cellular paraoxonase 3 activity is decreased under oxidative stress. | 2003 | Arterioscler. Thromb. Vasc. Biol. | pmid:12615656 |
| Ong JM et al. | Oxysterol-induced toxicity in R28 and ARPE-19 cells. | 2003 | Neurochem. Res. | pmid:12718442 |
| Adachi J et al. | 7-hydroperoxycholesterol and oxysterols as indices of oxidative stress: chronic ethanol feeding and rat skeletal muscle. | 2003 | Leg Med (Tokyo) | pmid:12935564 |
| Akiba S et al. | Oxidized LDL activates phospholipase A2 to supply fatty acids required for cholesterol esterification. | 2003 | J. Lipid Res. | pmid:12777475 |
| Girão H et al. | Cholesterol oxides mediated changes in cytoskeletal organisation involves Rho GTPases. | 2003 | Exp. Cell Res. | pmid:14644170 |
| Girão H et al. | 7-ketocholesterol stimulates differentiation of lens epithelial cells. | 2003 | Mol. Vis. | pmid:14551533 |
| Geng YJ et al. | Cholesterol crystallization and macrophage apoptosis: implication for atherosclerotic plaque instability and rupture. | 2003 | Biochem. Pharmacol. | pmid:14555225 |
| McKeague AL et al. | Staurosporine-induced apoptosis and hydrogen peroxide-induced necrosis in two human breast cell lines. | 2003 | Br. J. Cancer | pmid:12556971 |
| Adachi J et al. | Consecutive administration of paraquat to rats induces enhanced cholesterol peroxidation and lung injury. | 2003 | Arch. Toxicol. | pmid:12799775 |
| Zhang Y et al. | Cholesterol is superior to 7-ketocholesterol or 7 alpha-hydroxycholesterol as an allosteric activator for acyl-coenzyme A:cholesterol acyltransferase 1. | 2003 | J. Biol. Chem. | pmid:12533546 |
| Ong WY et al. | Increase in cholesterol and cholesterol oxidation products, and role of cholesterol oxidation products in kainate-induced neuronal injury. | 2003 | Brain Pathol. | pmid:12946016 |
| Yoshida T et al. | Origin of oxysterols in hepatic bile of patients with biliary infection. | 2003 | Am. J. Gastroenterol. | pmid:14572579 |
| Akiba S et al. | Involvement of reactive oxygen species and SP-1 in fibronectin production by oxidized LDL. | 2003 | Biochem. Biophys. Res. Commun. | pmid:14521937 |
| Petrón MJ et al. | Identification and quantification of cholesterol and cholesterol oxidation products in different types of Iberian hams. | 2003 | J. Agric. Food Chem. | pmid:12952434 |
| Gouédard C et al. | Induction of the paraoxonase-1 gene expression by resveratrol. | 2004 | Arterioscler. Thromb. Vasc. Biol. | pmid:15458977 |
| Gouédard C et al. | Dietary polyphenols increase paraoxonase 1 gene expression by an aryl hydrocarbon receptor-dependent mechanism. | 2004 | Mol. Cell. Biol. | pmid:15169886 |
| Micheletta F et al. | Vitamin E supplementation in patients with carotid atherosclerosis: reversal of altered oxidative stress status in plasma but not in plaque. | 2004 | Arterioscler. Thromb. Vasc. Biol. | pmid:14592846 |
| Kahn E et al. | FRET multiphoton spectral imaging microscopy of 7-ketocholesterol and Nile Red in U937 monocytic cells loaded with 7-ketocholesterol. | 2004 | Anal. Quant. Cytol. Histol. | pmid:15678612 |
| Rusiñol AE et al. | AKT/protein kinase B regulation of BCL family members during oxysterol-induced apoptosis. | 2004 | J. Biol. Chem. | pmid:14559920 |
| Wang J et al. | Relationship between sterol/steroid structure and participation in ordered lipid domains (lipid rafts): implications for lipid raft structure and function. | 2004 | Biochemistry | pmid:14744146 |
| Kahn E et al. | Analysis of the fluorescence of monodansylcadaverine-positive cytoplasmic structures during 7-ketocholesterol-induced cell death. | 2004 | Anal. Quant. Cytol. Histol. | pmid:15032081 |
| Rodriguez IR et al. | Cytotoxicity of oxidized low-density lipoprotein in cultured RPE cells is dependent on the formation of 7-ketocholesterol. | 2004 | Invest. Ophthalmol. Vis. Sci. | pmid:15277510 |
| Seye CI et al. | 7-Ketocholesterol induces reversible cytochrome c release in smooth muscle cells in absence of mitochondrial swelling. | 2004 | Cardiovasc. Res. | pmid:15364622 |
| Frick C et al. | Appropriate function of 11beta-hydroxysteroid dehydrogenase type 1 in the endoplasmic reticulum lumen is dependent on its N-terminal region sharing similar topological determinants with 50-kDa esterase. | 2004 | J. Biol. Chem. | pmid:15152005 |
| Berthier A et al. | Involvement of a calcium-dependent dephosphorylation of BAD associated with the localization of Trpc-1 within lipid rafts in 7-ketocholesterol-induced THP-1 cell apoptosis. | 2004 | Cell Death Differ. | pmid:15105836 |
| Gaus K et al. | Apolipoprotein A-1 interaction with plasma membrane lipid rafts controls cholesterol export from macrophages. | 2004 | FASEB J. | pmid:14734645 |
| Biasi F et al. | Oxysterol mixtures prevent proapoptotic effects of 7-ketocholesterol in macrophages: implications for proatherogenic gene modulation. | 2004 | FASEB J. | pmid:14977888 |
| Schweizer RA et al. | Rapid hepatic metabolism of 7-ketocholesterol by 11beta-hydroxysteroid dehydrogenase type 1: species-specific differences between the rat, human, and hamster enzyme. | 2004 | J. Biol. Chem. | pmid:14973125 |
| Akiba S et al. | The leaf extract of Ginkgo Biloba L. suppresses oxidized LDL-stimulated fibronectin production through an antioxidant action in rat mesangial cells. | 2004 | Br. J. Pharmacol. | pmid:15148252 |
| Gregorio-King CC et al. | Mechanisms of resistance to the cytotoxic effects of oxysterols in human leukemic cells. | 2004 | J. Steroid Biochem. Mol. Biol. | pmid:15120425 |
| Akiba S et al. | Translocation of phospholipase A2 to membranes by oxidized LDL and hydroxyoctadecadienoic acid to contribute to cholesteryl ester formation. | 2004 | Biochim. Biophys. Acta | pmid:15522824 |
| Huang RF et al. | In vitro folate supplementation alleviates oxidative stress, mitochondria-associated death signalling and apoptosis induced by 7-ketocholesterol. | 2004 | Br. J. Nutr. | pmid:15613250 |
| Hult M et al. | Human and rodent type 1 11beta-hydroxysteroid dehydrogenases are 7beta-hydroxycholesterol dehydrogenases involved in oxysterol metabolism. | 2004 | Cell. Mol. Life Sci. | pmid:15095019 |
| Millanvoye-Van Brussel E et al. | Lysophosphatidylcholine and 7-oxocholesterol modulate Ca2+ signals and inhibit the phosphorylation of endothelial NO synthase and cytosolic phospholipase A2. | 2004 | Biochem. J. | pmid:14992685 |
| Martinet W et al. | 7-ketocholesterol induces protein ubiquitination, myelin figure formation, and light chain 3 processing in vascular smooth muscle cells. | 2004 | Arterioscler. Thromb. Vasc. Biol. | pmid:15458974 |
| Shimozawa M et al. | The inhibitory effect of alacepril, an angiotensin-converting enzyme inhibitor, on endothelial inflammatory response induced by oxysterol and TNF-alpha. | 2004 | Redox Rep. | pmid:15720832 |
| Shimozawa M et al. | 7-Ketocholesterol enhances the expression of adhesion molecules on human aortic endothelial cells by increasing the production of reactive oxygen species. | 2004 | Redox Rep. | pmid:15720835 |