7alpha-Hydroxycholesterol

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.

Cross Reference

Introduction

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.

What diseases are associated with 7alpha-Hydroxycholesterol?

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.

Related references are mostly published in these journals:

Disease Cross reference Weighted score Related literature
Loading... please refresh the page if content is not showing up.

Possible diseases from mapped MeSH terms on references

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
Total 6

PubChem Associated disorders and diseases

What pathways are associated with 7alpha-Hydroxycholesterol

There are no associated biomedical information in the current reference collection.

PubChem Biomolecular Interactions and Pathways

Link to PubChem Biomolecular Interactions and Pathways

What cellular locations are associated with 7alpha-Hydroxycholesterol?

Related references are published most in these journals:

Location Cross reference Weighted score Related literatures
Loading... please refresh the page if content is not showing up.

What functions are associated with 7alpha-Hydroxycholesterol?


Related references are published most in these journals:

Function Cross reference Weighted score Related literatures

What lipids are associated with 7alpha-Hydroxycholesterol?

Related references are published most in these journals:

Lipid concept Cross reference Weighted score Related literatures
Loading... please refresh the page if content is not showing up.

What genes are associated with 7alpha-Hydroxycholesterol?

Related references are published most in these journals:


Gene Cross reference Weighted score Related literatures

What common seen animal models are associated with 7alpha-Hydroxycholesterol?

There are no associated biomedical information in the current reference collection.

NCBI Entrez Crosslinks

All references with 7alpha-Hydroxycholesterol

Download all related citations
Per page 10 20 50 100 | Total 267
Authors Title Published Journal PubMed Link
Bansal G et al. Effect of 7beta-hydroxycholesterol on cellular redox status and heat shock protein 70 expression in macrophages. 2001 Cell. Physiol. Biochem. pmid:11684812
Salonen JT et al. Lipoprotein oxidation and progression of carotid atherosclerosis. 1997 Circulation pmid:9054740
Crosignani A et al. Plasma oxysterols in normal and cholestatic children as indicators of the two pathways of bile acid synthesis. 2008 Clin. Chim. Acta pmid:18538136
Del Puppo M et al. A minimally invasive technique for the evaluation of the regulatory steps of the two major pathways of bile acid synthesis. 2005 Clin. Chim. Acta pmid:15820474
Crosignani A et al. Changes in classic and alternative pathways of bile acid synthesis in chronic liver disease. 2007 Clin. Chim. Acta pmid:17482152
Helmschrodt C et al. Fast LC-MS/MS analysis of free oxysterols derived from reactive oxygen species in human plasma and carotid plaque. 2013 Clin. Chim. Acta pmid:23827692
Malvitte L et al. Activation of a caspase-3-independent mode of cell death associated with lysosomal destabilization in cultured human retinal pigment epithelial cells (ARPE-19) exposed to 7beta-hydroxycholesterol. 2008 Curr. Eye Res. pmid:18798080
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
Arciello M et al. Inverse correlation between plasma oxysterol and LDL-cholesterol levels in hepatitis C virus-infected patients. 2012 Dig Liver Dis pmid:22154950
Pikuleva IA Cholesterol-metabolizing cytochromes P450. 2006 Drug Metab. Dispos. pmid:16434543
Nury T et al. Improved synthesis and in vitro evaluation of the cytotoxic profile of oxysterols oxidized at C4 (4α- and 4β-hydroxycholesterol) and C7 (7-ketocholesterol, 7α- and 7β-hydroxycholesterol) on cells of the central nervous system. 2013 Eur J Med Chem pmid:24211631
O'Callaghan YC et al. Oxysterol-induced cell death in U937 and HepG2 cells at reduced and normal serum concentrations. 1999 Eur J Nutr pmid:10784381
Ringseis R and Eder K Effects of dietary fat and oxidized cholesterol on gene expression in rat liver as assessed by cDNA expression array analysis. 2005 Eur J Nutr pmid:15309417
Nakano K et al. Hepatic cholesterol 7 alpha-hydroxylase activity and serum 7 alpha-hydroxy-cholesterol level during liver regeneration after partial hepatectomy in rats. 1995 Eur Surg Res pmid:8542924
Botham KM et al. Bile acid synthesis in isolated rat liver cells. The effect of 7 alpha-hydroxycholesterol. 1980 Eur. J. Biochem. pmid:7363895
Napolitano M and Bravo E Lipid metabolism and TNF-alpha secretion in response to dietary sterols in human monocyte derived macrophages. 2005 Eur. J. Clin. Invest. pmid:16101668
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
Laskar A et al. Prevention of 7β-hydroxycholesterol-induced cell death by mangafodipir is mediated through lysosomal and mitochondrial pathways. 2010 Eur. J. Pharmacol. pmid:20452343
Ruiz E et al. Kaempferol inhibits apoptosis in vascular smooth muscle induced by a component of oxidized LDL. 2006 Eur. J. Pharmacol. pmid:16325801
Gregorio-King CC et al. Effect of oxysterols on hematopoietic progenitor cells. 2002 Exp. Hematol. pmid:12135663
Miah S et al. Expression of Egr1 and p53 in human carotid plaques and apoptosis induced by 7-oxysterol or p53. 2013 Exp. Toxicol. Pathol. pmid:22999639
Biasi F et al. Oxysterol mixtures prevent proapoptotic effects of 7-ketocholesterol in macrophages: implications for proatherogenic gene modulation. 2004 FASEB J. pmid:14977888
Lelong I et al. Effect of 7 beta-hydroxycholesterol on growth and membrane composition of Mycoplasma capricolum. 1988 FEBS Lett. pmid:3378626
Axelson M et al. Ethanol has an acute effect on bile acid biosynthesis in man. 1991 FEBS Lett. pmid:2015886
Noshiro M and Okuda K Molecular cloning and sequence analysis of cDNA encoding human cholesterol 7 alpha-hydroxylase. 1990 FEBS Lett. pmid:2384150
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
Zarev S et al. Major differences in oxysterol formation in human low density lipoproteins (LDLs) oxidized by *OH/O2*- free radicals or by copper. 1999 FEBS Lett. pmid:10371147
Lizard G et al. Induction of apoptosis and of interleukin-1beta secretion by 7beta-hydroxycholesterol and 7-ketocholesterol: partial inhibition by Bcl-2 overexpression. 1997 FEBS Lett. pmid:9428650
Lemaire S et al. Different patterns of IL-1beta secretion, adhesion molecule expression and apoptosis induction in human endothelial cells treated with 7alpha-, 7beta-hydroxycholesterol, or 7-ketocholesterol. 1998 FEBS Lett. pmid:9872417
Engel T et al. Expression of ATP binding cassette-transporter ABCG1 prevents cell death by transporting cytotoxic 7beta-hydroxycholesterol. 2007 FEBS Lett. pmid:17408620
Behr P et al. Effect of 7 beta-hydroxycholesterol on astrocyte primary cultures and derived spontaneously transformed cell lines. Cytotoxicity and cholesterogenesis. 1991 FEBS Lett. pmid:2013313
Chung ML et al. Profiling of oxidized lipid products of marine fish under acute oxidative stress. 2013 Food Chem. Toxicol. pmid:23220612
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
Deiana M et al. Derangement of intestinal epithelial cell monolayer by dietary cholesterol oxidation products. 2017 Free Radic. Biol. Med. pmid:29102636
Mascia C et al. Proinflammatory effect of cholesterol and its oxidation products on CaCo-2 human enterocyte-like cells: effective protection by epigallocatechin-3-gallate. 2010 Free Radic. Biol. Med. pmid:20923702
Musman J et al. Regular treadmill exercise inhibits mitochondrial accumulation of cholesterol and oxysterols during myocardial ischemia-reperfusion in wild-type and ob/ob mice. 2016 Free Radic. Biol. Med. pmid:27989751
Lee CY et al. Measurement of F2-isoprostanes, hydroxyeicosatetraenoic products, and oxysterols from a single plasma sample. 2008 Free Radic. Biol. Med. pmid:18226605
Seet RC et al. Biomarkers of oxidative damage in cigarette smokers: which biomarkers might reflect acute versus chronic oxidative stress? 2011 Free Radic. Biol. Med. pmid:21420490
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
Larsson H et al. In vivo interconversion of 7beta-hydroxycholesterol and 7-ketocholesterol, potential surrogate markers for oxidative stress. 2007 Free Radic. Biol. Med. pmid:17664133
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
Larsson DA et al. Oxysterol mixtures, in atheroma-relevant proportions, display synergistic and proapoptotic effects. 2006 Free Radic. Biol. Med. pmid:16934673
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
Li W et al. Cell death induced by 7-oxysterols via lysosomal and mitochondrial pathways is p53-dependent. 2012 Free Radic. Biol. Med. pmid:22985798
Vaya J et al. Selective distribution of oxysterols in atherosclerotic lesions and human plasma lipoproteins. 2001 Free Radic. Res. pmid:11378532
Carpenter KL et al. Oral alpha-tocopherol supplementation inhibits lipid oxidation in established human atherosclerotic lesions. 2003 Free Radic. Res. pmid:14703736
Li W et al. 7beta-hydroxycholesterol induces natural killer cell death via oxidative lysosomal destabilization. 2009 Free Radic. Res. pmid:19707922
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
Seet RC et al. Biomarkers of oxidative damage are elevated among individuals with high cardiovascular risk: refining subject selection strategies for antioxidant trials. 2013 Free Radic. Res. pmid:23343456
Kuroki S et al. Cholestyramine loading test to assess hepatic reserve for bile acid synthesis in patients with chronic liver diseases. 1997 Gastroenterology pmid:9098013
Ito T et al. Hepatic cholesterol metabolism in patients with cholesterol gallstones: enhanced intracellular transport of cholesterol. 1996 Gastroenterology pmid:8613070
Chan WY et al. Antiproliferative and teratogenic activities of the bishemisuccinates of 7 alpha-hydroxycholesterol and 7 beta-hydroxycholesterol. 1994 Gen. Pharmacol. pmid:7958740
Kwekkeboom J et al. Bile acids exert negative feedback control on bile acid synthesis in cultured pig hepatocytes by suppression of cholesterol 7 alpha-hydroxylase activity. 1990 Hepatology pmid:2227820
Okamoto S et al. Serum 7 alpha-hydroxycholesterol reflects hepatic bile acid synthesis in patients with obstructive jaundice after external biliary drainage. 1994 Hepatology pmid:8020910
Goldman M et al. Bile acid metabolism in cirrhosis. VIII. Quantitative evaluation of bile acid synthesis from [7 beta-3H]7 alpha-hydroxycholesterol and [G-3H]26-hydroxycholesterol. 1982 Jan-Feb Hepatology pmid:7054068
Kuroki S et al. Serum 7 alpha-hydroxycholesterol as a new parameter of liver function in patients with chronic liver diseases. 1995 Hepatology pmid:7557870
Bertolotti M et al. Suppression of bile acid synthesis, but not of hepatic cholesterol 7alpha-hydroxylase expression, by obstructive cholestasis in humans. 2001 Hepatology pmid:11481606
Richert L et al. Inhibition of IL-2 secretion and IL-2 receptor appearance of activated lymphocytes pretreated with hydroxylated sterols. 1986 Immunol. Lett. pmid:3096880
Bansal G et al. Influence of 7beta-hydroxycholesterol on glutathione status and nitric oxide production in macrophages: in vitro studies. 2001 Indian J. Biochem. Biophys. pmid:11693381
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
Lütjohann D et al. 4beta-hydroxycholesterol as a marker of CYP3A4 inhibition in vivo - effects of itraconazole in man. 2009 Int J Clin Pharmacol Ther pmid:19954708
Csallany AS et al. Protection of superoxide-induced cholesterol oxidation by antioxidants in protic conditions. 2002 Int J Food Sci Nutr pmid:12396465
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
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
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
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
Sun J et al. Chemical constituents of the red alga Laurencia tristicha. J Asian Nat Prod Res pmid:17994390
Azadmard-Damirchi S and Dutta PC A single step solid-phase extraction method for complete separation of sterol oxidation products in food lipids. 2009 J Chromatogr A pmid:19056087
Pataj Z et al. Quantification of oxysterols in human plasma and red blood cells by liquid chromatography high-resolution tandem mass spectrometry. 2016 J Chromatogr A pmid:26607314
Wang Y et al. Determination of neuroprotective oxysterols in Calculus bovis, human gallstones, and traditional Chinese medicine preparations by liquid chromatography with mass spectrometry. 2015 J Sep Sci pmid:25545614
Mazalli MR and Bragagnolo N Increase of cholesterol oxidation and decrease of PUFA as a result of thermal processing and storage in eggs enriched with n-3 fatty acids. 2009 J. Agric. Food Chem. pmid:19438228
Lee HW et al. Formation of cholesterol oxidation products in marinated foods during heating. 2006 J. Agric. Food Chem. pmid:16787042
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
Baggio SR et al. Cholesterol oxides, cholesterol, total lipid, and fatty acid composition in turkey meat. 2002 J. Agric. Food Chem. pmid:12358469
Pignoli G et al. Effects of different rearing and feeding systems on lipid oxidation and antioxidant capacity of freeze-dried egg yolks. 2009 J. Agric. Food Chem. pmid:20000852
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
Xu G et al. Oxidation of cholesterol and beta-sitosterol and prevention by natural antioxidants. 2009 J. Agric. Food Chem. pmid:19754120
Mitomo H et al. Oxysterol-induced rearrangement of the liquid-ordered phase: a possible link to Alzheimer's disease? 2009 J. Am. Chem. Soc. pmid:19658396
Lordan S et al. Death-signaling pathways in human myeloid cells by oxLDL and its cytotoxic components 7beta-hydroxycholesterol and cholesterol-5beta,6beta-epoxide. 2007 J. Biochem. Mol. Toxicol. pmid:17994574
Lordan S et al. The role of calcium in apoptosis induced by 7beta-hydroxycholesterol and cholesterol-5beta,6beta-epoxide. 2009 Sep-Oct J. Biochem. Mol. Toxicol. pmid:19827036
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
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
Nelson TJ and Alkon DL Oxidation of cholesterol by amyloid precursor protein and beta-amyloid peptide. 2005 J. Biol. Chem. pmid:15591071
Wang Y et al. Modulation of retinoic acid receptor-related orphan receptor alpha and gamma activity by 7-oxygenated sterol ligands. 2010 J. Biol. Chem. pmid:19965867
Bodin K et al. Antiepileptic drugs increase plasma levels of 4beta-hydroxycholesterol in humans: evidence for involvement of cytochrome p450 3A4. 2001 J. Biol. Chem. pmid:11514559
Meir K et al. Human sterol 27-hydroxylase (CYP27) overexpressor transgenic mouse model. Evidence against 27-hydroxycholesterol as a critical regulator of cholesterol homeostasis. 2002 J. Biol. Chem. pmid:12119285
Polokoff MA and Everson GT Hepatocyte-hepatoma cell hybrids. Characterization and demonstration of bile acid synthesis. 1986 J. Biol. Chem. pmid:3949804
Breuer O and Björkhem I Use of an 18O2 inhalation technique and mass isotopomer distribution analysis to study oxygenation of cholesterol in rat. Evidence for in vivo formation of 7-oxo-, 7 beta-hydroxy-, 24-hydroxy-, and 25-hydroxycholesterol. 1995 J. Biol. Chem. pmid:7657597
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
Chen ZH et al. Induction of adaptive response and enhancement of PC12 cell tolerance by 7-hydroxycholesterol and 15-deoxy-delta(12,14)-prostaglandin J2 through up-regulation of cellular glutathione via different mechanisms. 2006 J. Biol. Chem. pmid:16565077
Laskar A et al. Dimethyl sulfoxide prevents 7β-hydroxycholesterol-induced apoptosis by preserving lysosomes and mitochondria. 2010 J. Cardiovasc. Pharmacol. pmid:20571430
Koopman BJ et al. Determination of some hydroxycholesterols in human serum samples. 1987 J. Chromatogr. pmid:3597624
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
Alkazemi D et al. Oxysterol as a marker of atherogenic dyslipidemia in adolescence. 2008 J. Clin. Endocrinol. Metab. pmid:18713821
Skrede S et al. Demonstration of 26-hydroxylation of C27-steroids in human skin fibroblasts, and a deficiency of this activity in cerebrotendinous xanthomatosis. 1986 J. Clin. Invest. pmid:3745434
Maeda Y et al. Sex difference in serum 7 alpha-hydroxycholesterol levels in the rat reflect hepatic activity of 3 beta-hydroxy-delta 5-C27-steroid dehydrogenase and cholesterol 7 alpha-hydroxylase. 1997 J. Gastroenterol. pmid:9250898
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
Duane WC and Javitt NB Conversion of 7 alpha-hydroxycholesterol to bile acid in human subjects: is there an alternate pathway favoring cholic acid synthesis? 2002 J. Lab. Clin. Med. pmid:11919549
Björkhem I et al. On the possible use of the serum level of 7 alpha-hydroxycholesterol as a marker for increased activity of the cholesterol 7 alpha-hydroxylase in humans. 1987 J. Lipid Res. pmid:3668387
Rodriguez-Agudo D et al. Intracellular cholesterol transporter StarD4 binds free cholesterol and increases cholesteryl ester formation. 2008 J. Lipid Res. pmid:18403318