7alpha-Hydroxycholesterol is a lipid of Sterol Lipids (ST) class. 7alpha-hydroxycholesterol is associated with abnormalities such as Atherosclerosis, Morphologically altered structure, Carotid Atherosclerosis, Myocardial Infarction and Cerebrovascular accident. The involved functions are known as Apoptosis, Cell Growth, Necrosis, Chromosome Condensation and Tissue Adhesions. 7alpha-hydroxycholesterol often locates in Arterial system, Endothelium, Cell Nucleus, Membrane and yolk. The associated genes with 7alpha-Hydroxycholesterol are acetyl-aspartyl-glutamyl-valyl-aspartal, BCL2 gene, OGFR gene, Genome and GAPDH gene. The related lipids are Hydroxycholesterols, 7-ketocholesterol, Ketocholesterols, 20-hydroxycholesterol and 25-hydroxycholesterol.
To understand associated biological information of 7alpha-Hydroxycholesterol, 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.
7alpha-Hydroxycholesterol is suspected in Kozlowski Celermajer Tink syndrome, Atherosclerosis, Carotid Atherosclerosis, Xanthomatosis, Cerebrotendinous, Keratoconjunctivitis Sicca, Fatty Streak, Arterial 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 7alpha-Hydroxycholesterol
| MeSH term | MeSH ID | Detail |
|---|---|---|
| Hypercholesterolemia | D006937 | 91 associated lipids |
| Alzheimer Disease | D000544 | 76 associated lipids |
| Carcinoma, Hepatocellular | D006528 | 140 associated lipids |
| Carotid Stenosis | D016893 | 15 associated lipids |
| Plaque, Amyloid | D058225 | 19 associated lipids |
| Xanthomatosis, Cerebrotendinous | D019294 | 14 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 |
|---|
| Lipid concept | Cross reference | Weighted score | Related literatures |
|---|
| Gene | Cross reference | Weighted score | Related literatures |
|---|
There are no associated biomedical information in the current reference collection.
| Authors | Title | Published | Journal | PubMed Link |
|---|---|---|---|---|
| pmid: | ||||
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| Ndong-Akoume MY et al. | Simultaneous evaluation of HMG-CoA reductase and cholesterol 7alpha-hydroxylase activities by electrospray tandem MS. | 2002 | Lipids | pmid:12558061 |
| 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 |
| Flader D et al. | Effects of megadoses of dietary vitamin E on the antioxidant status of rats fed lard or salmon oil. | 2003 | Int J Vitam Nutr Res | pmid:12951900 |
| 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 |
| Meaney S et al. | On the origin of the cholestenoic acids in human circulation. | 2003 | Steroids | pmid:12957664 |
| Behr P et al. | Effect of dibutyryl cyclic AMP and isoproterenol on 7 beta-hydroxycholesterol cytotoxicity and esterification in spontaneous transformed cell lines derived from astrocyte primary cultures. | 1992 | FEBS Lett. | pmid:1330703 |
| Kupferberg A et al. | Separation and purification of dolichol and dolichyl phosphate by anion-exchange paper chromatography: application to cultured cells. | 1992 | Anal. Biochem. | pmid:1443591 |
| Kishinaka M et al. | Metabolism of intravenously administered 7 alpha-hydroxycholesterol-3 beta-stearate in the hamster. | 1992 | Biochim. Biophys. Acta | pmid:1450217 |
| 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 |
| 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 |
| Ciuffreda P et al. | Synthesis of deuterated isotopomers of 7alpha- and (25R,S)-26-hydroxycholesterol, internal standards for in vivo determination of the two biosynthetic pathways of bile acids. | 2003 | Steroids | pmid:14625005 |
| Carpenter KL et al. | Oral alpha-tocopherol supplementation inhibits lipid oxidation in established human atherosclerotic lesions. | 2003 | Free Radic. Res. | pmid:14703736 |
| Bochelen D et al. | 7 beta-hydroxycholesterol and 7 beta-hydroxycholesteryl-3-esters reduce the extent of reactive gliosis caused by an electrolytic lesion in rat brain. | 1992 | Neuroscience | pmid:1488125 |
| 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 |
| Biasi F et al. | Oxysterol mixtures prevent proapoptotic effects of 7-ketocholesterol in macrophages: implications for proatherogenic gene modulation. | 2004 | FASEB J. | pmid:14977888 |
| Ryan L et al. | Generation of an oxidative stress precedes caspase activation during 7beta-hydroxycholesterol-induced apoptosis in U937 cells. | 2004 | J. Biochem. Mol. Toxicol. | pmid:14994280 |
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| 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 |
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| Naito Y et al. | Inhibitory effects of red wine extracts on endothelial-dependent adhesive interactions with monocytes induced by oxysterols. | 2004 | Biol. Res. | pmid:15455652 |
| Roussi S et al. | Different apoptotic mechanisms are involved in the antiproliferative effects of 7beta-hydroxysitosterol and 7beta-hydroxycholesterol in human colon cancer cells. | 2005 | Cell Death Differ. | pmid:15550935 |
| Nelson TJ and Alkon DL | Oxidation of cholesterol by amyloid precursor protein and beta-amyloid peptide. | 2005 | J. Biol. Chem. | pmid:15591071 |
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| Boaz M et al. | Baseline oxysterols and other markers of oxidative stress, inflammation and malnutrition in the vitamin e and intima media thickness progression in end-stage renal disease (VIPER) cohort. | 2005 | Nephron Clin Pract | pmid:15849477 |
| Lee HS et al. | TNF-alpha activates death pathway in human aorta smooth muscle cell in the presence of 7-ketocholesterol. | 2005 | Biochem. Biophys. Res. Commun. | pmid:15993097 |
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| Li W et al. | Foam cell death induced by 7beta-hydroxycholesterol is mediated by labile iron-driven oxidative injury: mechanisms underlying induction of ferritin in human atheroma. | 2005 | Free Radic. Biol. Med. | pmid:16140207 |
| Rho MC et al. | 7-Ketocholesterol predisposes human aorta smooth muscle cells to Fas-mediated death. | 2005 | J. Mol. Cell. Cardiol. | pmid:16198370 |
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| Corradini SG et al. | High preoperative recipient plasma 7beta-hydroxycholesterol is associated with initial poor graft function after liver transplantation. | 2005 | Liver Transpl. | pmid:16258953 |
| Prunet C et al. | Activation of caspase-3-dependent and -independent pathways during 7-ketocholesterol- and 7beta-hydroxycholesterol-induced cell death: a morphological and biochemical study. | 2005 | J. Biochem. Mol. Toxicol. | pmid:16292754 |
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| Prunet C et al. | High circulating levels of 7beta- and 7alpha-hydroxycholesterol and presence of apoptotic and oxidative markers in arterial lesions of normocholesterolemic atherosclerotic patients undergoing endarterectomy. | 2006 | Pathol. Biol. | pmid:16376175 |
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| Yao Y et al. | 7beta-hydroxycholesterol reduces the extent of reactive gliosis caused by iron deposition in the hippocampus but does not attenuate the iron-induced seizures in rats. | 2006 | Neuroscience | pmid:16442740 |
| Maeda Y et al. | Species differences among various rodents in the conversion of 7alpha-hydroxycholesterol in liver microsomes. | 2006 | Steroids | pmid:16455124 |
| Ryan L et al. | Involvement of calcium in 7beta -hydroxycholesterol and cholesterol-5beta,6beta -epoxide-induced apoptosis. | 2006 Jan-Feb | Int. J. Toxicol. | pmid:16510355 |
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| Ferderbar S et al. | Cholesterol oxides as biomarkers of oxidative stress in type 1 and type 2 diabetes mellitus. | 2007 | Diabetes Metab. Res. Rev. | pmid:16634125 |
| Lee HW et al. | Formation of cholesterol oxidation products in marinated foods during heating. | 2006 | J. Agric. Food Chem. | pmid:16787042 |
| Larsson DA et al. | Oxysterol mixtures, in atheroma-relevant proportions, display synergistic and proapoptotic effects. | 2006 | Free Radic. Biol. Med. | pmid:16934673 |
| Steffen Y et al. | Cytotoxicity of myeloperoxidase/nitrite-oxidized low-density lipoprotein toward endothelial cells is due to a high 7beta-hydroxycholesterol to 7-ketocholesterol ratio. | 2006 | Free Radic. Biol. Med. | pmid:16962939 |
| Bai B et al. | Combined effect of 25-hydroxycholesterol and IL-1beta on IL-8 production in human colon carcinoma cell line (Caco-2). | 2005 | Inflammation | pmid:17086498 |
| Roussi S et al. | Perturbation of polyamine metabolism and its relation to cell death in human colon cancer cells treated by 7beta-hydroxycholesterol and 7beta-hydroxysitosterol. | 2006 | Int. J. Oncol. | pmid:17088995 |
| Roussi S et al. | Mitochondrial perturbation, oxidative stress and lysosomal destabilization are involved in 7beta-hydroxysitosterol and 7beta-hydroxycholesterol triggered apoptosis in human colon cancer cells. | 2007 | Apoptosis | pmid:17136497 |
| Arca M et al. | Increased plasma levels of oxysterols, in vivo markers of oxidative stress, in patients with familial combined hyperlipidemia: reduction during atorvastatin and fenofibrate therapy. | 2007 | Free Radic. Biol. Med. | pmid:17291993 |
| Mazalli MR and Bragagnolo N | Effect of storage on cholesterol oxide formation and fatty acid alterations in egg powder. | 2007 | J. Agric. Food Chem. | pmid:17348676 |
| Erridge C et al. | 25-Hydroxycholesterol, 7beta-hydroxycholesterol and 7-ketocholesterol upregulate interleukin-8 expression independently of Toll-like receptor 1, 2, 4 or 6 signalling in human macrophages. | 2007 | Free Radic. Res. | pmid:17364953 |
| Kitano S et al. | Oxidative status of human low density lipoprotein isolated by anion-exchange high-performance liquid chromatography--assessment by total hydroxyoctadecadienoic acid, 7-hydroxycholesterol, and 8-iso-prostaglandin F(2alpha). | 2007 | Anal. Chim. Acta | pmid:17386651 |
| Engel T et al. | Expression of ATP binding cassette-transporter ABCG1 prevents cell death by transporting cytotoxic 7beta-hydroxycholesterol. | 2007 | FEBS Lett. | pmid:17408620 |
| Hansson M et al. | Unique patient with cerebrotendinous xanthomatosis. Evidence for presence of a defect in a gene that is not identical to sterol 27-hydroxylase. | 2007 | J. Intern. Med. | pmid:17444890 |
| Yoshida Y et al. | Levels of lipid peroxidation in human plasma and erythrocytes: comparison between fatty acids and cholesterol. | 2007 | Lipids | pmid:17476548 |
| Crosignani A et al. | Changes in classic and alternative pathways of bile acid synthesis in chronic liver disease. | 2007 | Clin. Chim. Acta | pmid:17482152 |
| Lövgren-Sandblom A et al. | Novel LC-MS/MS method for assay of 7alpha-hydroxy-4-cholesten-3-one in human plasma. Evidence for a significant extrahepatic metabolism. | 2007 | J. Chromatogr. B Analyt. Technol. Biomed. Life Sci. | pmid:17561450 |