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Balz Frei

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Meltem Yilmazer-Musa; Anneke M Griffith; Alexander J Michels; Erik Schneider; Balz Frei
Grape seed and tea extracts and catechin 3-gallates are potent inhibitors of α-amylase and α-glucosidase activity.
Hao Wei; Wei-Jian Zhang; Renee C Leboeuf; Timothy S McMillen; Balz Frei
Copper chelation by tetrathiomolybdate inhibits vascular inflammation and atherosclerotic lesion development in apolipoprotein E-deficient mice.
Liam A Finlay; Balz Frei; Judy A Butler; Alex J Michels; Jeffrey S Monette; Régis F Moreau; Shay Kate Petersen; Eric J Smith; Tory M Hagen
R-α-lipoic acid does not reverse hepatic inflammation of aging, but lowers lipid anabolism, while accentuating circadian rhythm transcript profiles.

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2012: Meltem Yilmazer-Musa; Anneke M Griffith; Alexander J Michels; Erik Schneider; Balz Frei
Grape seed and tea extracts and catechin 3-gallates are potent inhibitors of α-amylase and α-glucosidase activity.
Journal of agricultural and food chemistry 2012;60(36):8924-9.
2012: Hao Wei; Wei-Jian Zhang; Renee C Leboeuf; Timothy S McMillen; Balz Frei
Copper chelation by tetrathiomolybdate inhibits vascular inflammation and atherosclerotic lesion development in apolipoprotein E-deficient mice.
Atherosclerosis 2012;223(2):306-13.
2012: Liam A Finlay; Balz Frei; Judy A Butler; Alex J Michels; Jeffrey S Monette; Régis F Moreau; Shay Kate Petersen; Eric J Smith; Tory M Hagen
R-α-lipoic acid does not reverse hepatic inflammation of aging, but lowers lipid anabolism, while accentuating circadian rhythm transcript profiles.
American journal of physiology. Regulatory, integrative and comparative physiology 2012;302(5):R587-97.
2012: Brian M Dixon; Balz Frei; Tyler Barker; Niels Borregaard; John Cuomo; Toni McKinnon; Adrian F Gombart
Positive correlation between circulating cathelicidin antimicrobial peptide (hCAP18/LL-37) and 25-hydroxyvitamin D levels in healthy adults.
BMC research notes 2012;5():575.
2012: Balz Frei; Ines Birlouez-Aragon; Jens Lykkesfeldt
Authors' perspective: What is the optimum intake of vitamin C in humans?
Critical reviews in food science and nutrition 2012;52(9):815-29.
2011: Hao Wei; Joseph S Beckman; Balz Frei; Wei-Jian Zhang
Copper chelation by tetrathiomolybdate inhibits lipopolysaccharide-induced inflammatory responses in vivo.
American journal of physiology. Heart and circulatory physiology 2011;301(3):H712-20.
2011: Silvina B Lotito; Chung S Yang; Wei-Jian Zhang; Alan Crozier; Balz Frei
Metabolic conversion of dietary flavonoids alters their anti-inflammatory and antioxidant properties.
Free radical biology & medicine 2011;51(2):454-63.
2011: Wei-Jian Zhang; Hao Wei; Ying-Tzang Tien; Balz Frei
Genetic ablation of phagocytic NADPH oxidase in mice limits TNFα-induced inflammation in the lungs but not other tissues.
Free radical biology & medicine 2011;50(11):1517-25.
2011: Ben-Zhan Zhu; Li Mao; Rui-Mei Fan; Jun-Ge Zhu; Ying-Nan Zhang; Jing Wang; Balaraman Kalyanaraman; Balz Frei
Ergothioneine prevents copper-induced oxidative damage to DNA and protein by forming a redox-inactive ergothioneine-copper complex.
Chemical research in toxicology 2011;24(1):30-4.
2011: Gene L Bowman; Jackilen Shannon; Emily Ho; Maret G Traber; Balz Frei; Barry S Oken; Jeffrey A Kaye; Joseph F Quinn
Reliability and validity of food frequency questionnaire and nutrient biomarkers in elders with and without mild cognitive impairment.
Alzheimer disease and associated disorders 2011;25(1):49-57.
2010: Lixin Li; Anthony Smith; Tory M Hagen; Balz Frei
Vascular oxidative stress and inflammation increase with age: ameliorating effects of alpha-lipoic acid supplementation.
Annals of the New York Academy of Sciences 2010;1203():151-9.
2010: Alexander J Michels; Tory M Hagen; Balz Frei
A new twist on an old vitamin: human polymorphisms in the gene encoding the sodium-dependent vitamin C transporter 1.
The American journal of clinical nutrition 2010;92(2):271-2.
2010: Maret G Traber; Balz Frei
Micronutrient concentrations and subclinical atherosclerosis in adults with HIV.
The American journal of clinical nutrition 2010;92(1):266-7; author reply 267.
2010: Wei-Jian Zhang; Hao Wei; Balz Frei
The iron chelator, desferrioxamine, reduces inflammation and atherosclerotic lesion development in experimental mice.
Experimental biology and medicine (Maywood, N.J.) 2010;235(5):633-41.
2010: Gene L Bowman; Jackilen Shannon; Balz Frei; Jeffrey A Kaye; Joseph F Quinn
Uric acid as a CNS antioxidant.
Journal of Alzheimer's disease : JAD 2010;19(4):1331-6.
2009: L Jackson Roberts; Maret G Traber; Balz Frei
Vitamins E and C in the prevention of cardiovascular disease and cancer in men.
Free radical biology & medicine 2009;46(11):1558.
2009: Lixin Li; Balz Frei
Prolonged exposure to LPS increases iron, heme, and p22phox levels and NADPH oxidase activity in human aortic endothelial cells: inhibition by desferrioxamine.
Arteriosclerosis, thrombosis, and vascular biology 2009;29(5):732-8.
2009: Wei-Jian Zhang; Hao Wei; Balz Frei
Genetic deficiency of NADPH oxidase does not diminish, but rather enhances, LPS-induced acute inflammatory responses in vivo.
Free radical biology & medicine 2009;46(6):791-8.
2009: Gene L Bowman; Hiroko H Dodge; Balz Frei; Carlo Calabrese; Barry S Oken; Jeffrey A Kaye; Joseph F Quinn
Ascorbic acid and rates of cognitive decline in Alzheimer's disease.
Journal of Alzheimer's disease : JAD 2009;16(1):93-8.
2008: Balz Frei; Stephen Lawson
Vitamin C and cancer revisited.
Proceedings of the National Academy of Sciences of the United States of America 2008;105(32):11037-8.
2008: Victoria J Drake; Balz Frei; Lisa M Bouley
An error in the US Department of Agriculture nutrient database results in vitamin A values that are 6 times too high.
The American journal of clinical nutrition 2008;87(4):1067-8; author reply 1068-9.
2008: Anthony R Smith; Francesco Visioli; Balz Frei; Tory M Hagen
Lipoic acid significantly restores, in rats, the age-related decline in vasomotion.
British journal of pharmacology 2008;153(8):1615-22.
2008: Maret G Traber; Balz Frei; Joseph S Beckman
Vitamin E revisited: do new data validate benefits for chronic disease prevention?
Current opinion in lipidology 2008;19(1):30-8.
2008: Wei-Jian Zhang; Karyn E Bird; Timothy S McMillen; Renée C LeBoeuf; Tory M Hagen; Balz Frei
Dietary alpha-lipoic acid supplementation inhibits atherosclerotic lesion development in apolipoprotein E-deficient and apolipoprotein E/low-density lipoprotein receptor-deficient mice.
Circulation 2008;117(3):421-8.
2007: Jeffrey B Blumberg; Balz Frei
Why clinical trials of vitamin E and cardiovascular diseases may be fatally flawed. Commentary on "The relationship between dose of vitamin E and suppression of oxidative stress in humans".
Free radical biology & medicine 2007;43(10):1374-6.
2007: John C Sowell; Balz Frei; Jan F Stevens
Retraction: "Vitamin C conjugates of genotoxic lipid peroxidation products: structural characterization and detection in human plasma".
Proceedings of the National Academy of Sciences of the United States of America 2007;104(36):14543.
2007: Wei-Jian Zhang; Hao Wei; Tory Hagen; Balz Frei
Alpha-lipoic acid attenuates LPS-induced inflammatory responses by activating the phosphoinositide 3-kinase/Akt signaling pathway.
Proceedings of the National Academy of Sciences of the United States of America 2007;104(10):4077-82.
2007: Ben-Zhan Zhu; Hong-Tao Zhao; Balaraman Kalyanaraman; Jun Liu; Guo-Qiang Shan; Yu-Guo Du; Balz Frei
Mechanism of metal-independent decomposition of organic hydroperoxides and formation of alkoxyl radicals by halogenated quinones.
Proceedings of the National Academy of Sciences of the United States of America 2007;104(10):3698-702.
2006: Silvina B Lotito; Balz Frei
Consumption of flavonoid-rich foods and increased plasma antioxidant capacity in humans: cause, consequence, or epiphenomenon?
Free radical biology & medicine 2006;41(12):1727-46.
2006: Silvina B Lotito; Balz Frei
Dietary flavonoids attenuate tumor necrosis factor alpha-induced adhesion molecule expression in human aortic endothelial cells. Structure-function relationships and activity after first pass metabolism.
The Journal of biological chemistry 2006;281(48):37102-10.
2006: Lixin Li; Balz Frei
Iron chelation inhibits NF-kappaB-mediated adhesion molecule expression by inhibiting p22(phox) protein expression and NADPH oxidase activity.
Arteriosclerosis, thrombosis, and vascular biology 2006;26(12):2638-43.
2006: Anthony R Smith; Francesco Visioli; Balz Frei; Tory M Hagen
Age-related changes in endothelial nitric oxide synthase phosphorylation and nitric oxide dependent vasodilation: evidence for a novel mechanism involving sphingomyelinase and ceramide-activated phosphatase 2A.
Aging cell 2006;5(5):391-400.
2006: Joseph P Gaut; Azzaq Belaaouaj; Jaeman Byun; L Jackson Roberts; Nobuyo Maeda; Balz Frei; Jay W Heinecke
Vitamin C fails to protect amino acids and lipids from oxidation during acute inflammation.
Free radical biology & medicine 2006;40(9):1494-501.
2006: Barry M Popkin; Lawrence E Armstrong; George M Bray; Benjamin Caballero; Balz Frei; Walter C Willett
A new proposed guidance system for beverage consumption in the United States.
The American journal of clinical nutrition 2006;83(3):529-42.
2006: Alan W Taylor; Richard S Bruno; Balz Frei; Maret G Traber
Benefits of prolonged gradient separation for high-performance liquid chromatography-tandem mass spectrometry quantitation of plasma total 15-series F-isoprostanes.
Analytical biochemistry 2006;350(1):41-51.
2006: Jane V Higdon; Balz Frei
Coffee and health: a review of recent human research.
Critical reviews in food science and nutrition 2006;46(2):101-23.
2005: John C Sowell; Heather M Conway; Richard S Bruno; Maret G Traber; Balz Frei; Jan F Stevens
Ascorbylated 4-hydroxy-2-nonenal as a potential biomarker of oxidative stress response.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 2005;827(1):139-45.
2005: Jane V Higdon; Balz Frei
Is there a gender difference in the effect of antioxidants on cancer risk?
The British journal of nutrition 2005;94(2):139-40.
2005: Stephen A Back; Ning Ling Luo; Rebecca A Mallinson; Jean P O'Malley; Linda D Wallen; Balz Frei; Jason D Morrow; Carol K Petito; Charles T Roberts; Geoffrey H Murdoch; Thomas J Montine
Selective vulnerability of preterm white matter to oxidative damage defined by F2-isoprostanes.
Annals of neurology 2005;58(1):108-20.
2005: Peter H Stone; Donald M Lloyd-Jones; Scott Kinlay; Balz Frei; William Carlson; Joel Rubenstein; Thomas C Andrews; Michael Johnstone; George Sopko; Holly Cole; John Orav; Andrew P Selwyn; Mark A Creager
Effect of intensive lipid lowering, with or without antioxidant vitamins, compared with moderate lipid lowering on myocardial ischemia in patients with stable coronary artery disease: the Vascular Basis for the Treatment of Myocardial Ischemia Study.
Circulation 2005;111(14):1747-55.
2005: John N Hathcock; Angelo Azzi; Jeffrey Blumberg; Tammy Bray; Annette Dickinson; Balz Frei; Ishwarlal Jialal; Carol S Johnston; Frank Kelly; Klaus Kraemer; Lester Packer; Sampath Parthasarathy; Helmut Sies; Maret G Traber
Vitamins E and C are safe across a broad range of intakes.
The American journal of clinical nutrition 2005;81(4):736-45.
2005: Michael E Widlansky; Stephen J Duffy; Naomi M Hamburg; Noyan Gokce; Beverly Warden; Sheila Wiseman; John F Keaney; Balz Frei; Joseph A Vita
Effects of black tea consumption on plasma catechins and markers of oxidative stress and inflammation in patients with coronary artery disease.
Free radical biology & medicine 2005;38(4):499-506.
2005: Paschalis-Thomas Doulias; Lambros Nousis; Ben-Zhan Zhu; Balz Frei; Dimitrios Galaris
Protection by tropolones against H2O2-induced DNA damage and apoptosis in cultured Jurkat cells.
Free radical research 2005;39(2):125-35.
2004: John C Sowell; Balz Frei; Jan F Stevens
Vitamin C conjugates of genotoxic lipid peroxidation products: structural characterization and detection in human plasma.
Proceedings of the National Academy of Sciences of the United States of America 2004;101(52):17964-9.
2004: Balz Frei
Efficacy of dietary antioxidants to prevent oxidative damage and inhibit chronic disease.
The Journal of nutrition 2004;134(11):3196S-3198S.
2004: Silvina B Lotito; Balz Frei
The increase in human plasma antioxidant capacity after apple consumption is due to the metabolic effect of fructose on urate, not apple-derived antioxidant flavonoids.
Free radical biology & medicine 2004;37(2):251-8.
2004: Peter H Stone; Donald M Lloyd-Jones; Michael Johnstone; William Carlson; Joel Rubenstein; Mark Creager; Balz Frei; George Sopko; Maureen E Clark; Gail MacCallum; Scott Kinlay; John Orav; Andrew P Selwyn
Vascular basis for the treatment of myocardial ischemia study: trial design and baseline characteristics.
American heart journal 2004;147(5):875-82.
2004: Yu-Ping Lin; Ben-Zhan Zhu; Ming-Chen Yang; Balz Frei; Ming-Hsiung Pan; Jen-Kun Lin; Ying-Jan Wang
Bcl-2 overexpression inhibits tetrachlorohydroquinone-induced apoptosis in NIH3T3 cells: a possible mechanism for tumor promotion.
Molecular carcinogenesis 2004;40(1):24-33.
2004: Angela Mastaloudis; Tian-Wei Yu; Robert P O'Donnell; Balz Frei; Roderick H Dashwood; Maret G Traber
Endurance exercise results in DNA damage as detected by the comet assay.
Free radical biology & medicine 2004;36(8):966-75.
2004: M Cristina Polidori; Patrizia Mecocci; Mark Levine; Balz Frei
Short-term and long-term vitamin C supplementation in humans dose-dependently increases the resistance of plasma to ex vivo lipid peroxidation.
Archives of biochemistry and biophysics 2004;423(1):109-15.
2004: Silvina B Lotito; Balz Frei
Relevance of apple polyphenols as antioxidants in human plasma: contrasting in vitro and in vivo effects.
Free radical biology & medicine 2004;36(2):201-11.
2004: Jung H Suh; Ben-Zhan Zhu; Evan deSzoeke; Balz Frei; Tory M Hagen
Dihydrolipoic acid lowers the redox activity of transition metal ions but does not remove them from the active site of enzymes.
Redox report : communications in free radical research 2004;9(1):57-61.
2003: Robert Stackman; Felix Eckenstein; Balz Frei; Doris Kulhanek; Jessica Nowlin; Joseph F Quinn
Prevention of age-related spatial memory deficits in a transgenic mouse model of Alzheimer's disease by chronic Ginkgo biloba treatment.
Experimental neurology 2003;184(1):510-20.
2003: Jan F Stevens; Cristobal L Miranda; Balz Frei; Donald R Buhler
Inhibition of peroxynitrite-mediated LDL oxidation by prenylated flavonoids: the alpha,beta-unsaturated keto functionality of 2'-hydroxychalcones as a novel antioxidant pharmacophore.
Chemical research in toxicology 2003;16(10):1277-86.
2003: Balz Frei; Jane V Higdon
Antioxidant activity of tea polyphenols in vivo: evidence from animal studies.
The Journal of nutrition 2003;133(10):3275S-84S.
2003: Joseph F Quinn; Jung Suh; M Milar Moore; Jeffrey A Kaye; Balz Frei
Antioxidants in Alzheimer's disease-vitamin C delivery to a demanding brain.
Journal of Alzheimer's disease : JAD 2003;5(4):309-13.
2003: Balz Frei
To C or not to C, that is the question!
Journal of the American College of Cardiology 2003;42(2):253-5.
2003: Barbara Ferraro; Francesco Galli; Balz Frei; Edward Kingdon; Franco Canestrari; Catherine Rice-Evans; Umberto Buoncristiani; Andrew Davenport; Kevin P Moore
Peroxynitrite-induced oxidation of plasma lipids is enhanced in stable hemodialysis patients.
Kidney international 2003;63(6):2207-13.
2003: Jung Suh; Ben-Zhan Zhu; Balz Frei
Ascorbate does not act as a pro-oxidant towards lipids and proteins in human plasma exposed to redox-active transition metal ions and hydrogen peroxide.
Free radical biology & medicine 2003;34(10):1306-14.
2003: Wei-Jian Zhang; Balz Frei
Intracellular metal ion chelators inhibit TNFalpha-induced SP-1 activation and adhesion molecule expression in human aortic endothelial cells.
Free radical biology & medicine 2003;34(6):674-82.
2003: Jane V Higdon; Balz Frei
Obesity and oxidative stress: a direct link to CVD?
Arteriosclerosis, thrombosis, and vascular biology 2003;23(3):365-7.
2003: Jane V Higdon; Balz Frei
Tea catechins and polyphenols: health effects, metabolism, and antioxidant functions.
Critical reviews in food science and nutrition 2003;43(1):89-143.
2002: Ben-Zhan Zhu; Anitra C Carr; Balz Frei
Pyrrolidine dithiocarbamate is a potent antioxidant against hypochlorous acid-induced protein damage.
FEBS letters 2002;532(1-2):80-4.
2002: Wei-Jian Zhang; Roland Stocker; Mark R McCall; Trudy M Forte; Balz Frei
Lack of inhibitory effect of HDL on TNFalpha-induced adhesion molecule expression in human aortic endothelial cells.
Atherosclerosis 2002;165(2):241-9.
2002: Florian C Stintzing; Angela S Stintzing; Reinhold Carle; Balz Frei; Ronald E Wrolstad
Color and antioxidant properties of cyanidin-based anthocyanin pigments.
Journal of agricultural and food chemistry 2002;50(21):6172-81.
2002: Wei-Jian Zhang; Balz Frei
Albumin selectively inhibits TNF alpha-induced expression of vascular cell adhesion molecule-1 in human aortic endothelial cells.
Cardiovascular research 2002;55(4):820-9.
2002: Ben-Zhan Zhu; William E Antholine; Balz Frei
Thiourea protects against copper-induced oxidative damage by formation of a redox-inactive thiourea-copper complex.
Free radical biology & medicine 2002;32(12):1333-8.
2002: James C Fang; Scott Kinlay; John Beltrame; Hiroyuki Hikiti; Marco Wainstein; Dominik Behrendt; Jung Suh; Balz Frei; Gilbert H Mudge; Andrew P Selwyn; Peter Ganz
Effect of vitamins C and E on progression of transplant-associated arteriosclerosis: a randomised trial.
Lancet 2002;359(9312):1108-13.
2002: Kathleen S Montine; Thomas J Montine; Jason D Morrow; Balz Frei; Dejan Milatovic; Felix Eckenstein; Joseph F Quinn
Mouse cerebral prostaglandins, but not oxidative damage, change with age and are responsive to indomethacin treatment.
Brain research 2002;930(1-2):75-82.
2002: Anitra C Carr; Balz Frei
Human neutrophils oxidize low-density lipoprotein by a hypochlorous acid-dependent mechanism: the role of vitamin C.
Biological chemistry 2002;383(3-4):627-36.
2002: Ben-Zhan Zhu; Hong-Tao Zhao; Balaraman Kalyanaraman; Balz Frei
Metal-independent production of hydroxyl radicals by halogenated quinones and hydrogen peroxide: an ESR spin trapping study.
Free radical biology & medicine 2002;32(5):465-73.
2002: Richard A Moyer; Kim E Hummer; Chad E Finn; Balz Frei; Ronald E Wrolstad
Anthocyanins, phenolics, and antioxidant capacity in diverse small fruits: vaccinium, rubus, and ribes.
Journal of agricultural and food chemistry 2002;50(3):519-25.
2002: Francesco Visioli; Anthony Smith; Wei-Jian Zhang; John F Keaney; Tory Hagen; Balz Frei
Lipoic acid and vitamin C potentiate nitric oxide synthesis in human aortic endothelial cells independently of cellular glutathione status.
Redox report : communications in free radical research 2002;7(4):223-7.
2001: Wei-Jian Zhang; Balz Frei
Alpha-lipoic acid inhibits TNF-alpha-induced NF-kappaB activation and adhesion molecule expression in human aortic endothelial cells.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology 2001;15(13):2423-32.
2001: V Ivanov; Anitra C Carr; Balz Frei
Red wine antioxidants bind to human lipoproteins and protect them from metal ion-dependent and -independent oxidation.
Journal of agricultural and food chemistry 2001;49(9):4442-9.
2001: Alexandra Barbouti; Paschalis-Thomas Doulias; Ben-Zhan Zhu; Balz Frei; Dimitrios Galaris
Intracellular iron, but not copper, plays a critical role in hydrogen peroxide-induced DNA damage.
Free radical biology & medicine 2001;31(4):490-8.
2001: Stephen J Duffy; John F Keaney; Monika Holbrook; Noyan Gokce; P L Swerdloff; Balz Frei; Joseph A Vita
Short- and long-term black tea consumption reverses endothelial dysfunction in patients with coronary artery disease.
Circulation 2001;104(2):151-6.
2001: Anitra C Carr; E A Decker; Y Park; Balz Frei
Comparison of low-density lipoprotein modification by myeloperoxidase-derived hypochlorous and hypobromous acids.
Free radical biology & medicine 2001;31(1):62-72.
2001: Mark R McCall; Anitra C Carr; Trudy M Forte; Balz Frei
Ldl modified by hypochlorous acid is a potent inhibitor of lecithin-cholesterol acyltransferase activity.
Arteriosclerosis, thrombosis, and vascular biology 2001;21(6):1040-5.
2001: Jung H Suh; E T Shigeno; J D Morrow; B Cox; A E Rocha; Balz Frei; Tory M Hagen
Oxidative stress in the aging rat heart is reversed by dietary supplementation with (R)-(alpha)-lipoic acid.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology 2001;15(3):700-6.
2001: Anitra C Carr; C L Hawkins; S R Thomas; Roland Stocker; Balz Frei
Relative reactivities of N-chloramines and hypochlorous acid with human plasma constituents.
Free radical biology & medicine 2001;30(5):526-36.
2001: Anitra C Carr; Balz Frei
The nitric oxide congener nitrite inhibits myeloperoxidase/H2O2/ Cl- -mediated modification of low density lipoprotein.
The Journal of biological chemistry 2001;276(3):1822-8.
2001: Balz Frei; M G Trabe
The new US Dietary Reference Intakes for vitamins C and E.
Redox report : communications in free radical research 2001;6(1):5-9.
2001: Balz Frei; Mark R McCall
Antioxidant vitamins: evidence from biomarkers in humans.
Bibliotheca nutritio et dieta 2001;(55):46-67.
2000: Anitra C Carr; Melinda C Myzak; Roland Stocker; Mark R McCall; Balz Frei
Myeloperoxidase binds to low-density lipoprotein: potential implications for atherosclerosis.
FEBS letters 2000;487(2):176-80.
2000: K Chen; J Suh; A C Carr; J D Morrow; J Zeind; Balz Frei
Vitamin C suppresses oxidative lipid damage in vivo, even in the presence of iron overload.
American journal of physiology. Endocrinology and metabolism 2000;279(6):E1406-12.
2000: H O Mowri; Balz Frei; John F Keaney
Glucose enhancement of LDL oxidation is strictly metal ion dependent.
Free radical biology & medicine 2000;29(9):814-24.
2000: Cristobal L Miranda; Jan F Stevens; V Ivanov; M McCall; Balz Frei; Max L Deinzer; Donald R Buhler
Antioxidant and prooxidant actions of prenylated and nonprenylated chalcones and flavanones in vitro.
Journal of agricultural and food chemistry 2000;48(9):3876-84.
2000: Anitra C Carr; Ben-Zhan Zhu; Balz Frei
Potential antiatherogenic mechanisms of ascorbate (vitamin C) and alpha-tocopherol (vitamin E).
Circulation research 2000;87(5):349-54.
2000: James C Fang; Scott Kinlay; Hiroyuki Hikita; J H Suh; Robert N Piana; Andrew P Selwyn; Balz Frei; J D Morrow; Peter Ganz
Relation of preservation of nitric oxide-dependent coronary vasomotor function to plasma vitamin C concentrations in cardiac transplant recipients.
The American journal of cardiology 2000;86(4):460-2.
2000: Anitra C Carr; Mark R McCall; Balz Frei
Oxidation of LDL by myeloperoxidase and reactive nitrogen species: reaction pathways and antioxidant protection.
Arteriosclerosis, thrombosis, and vascular biology 2000;20(7):1716-23.
2000: A Carr; Balz Frei
The role of natural antioxidants in preserving the biological activity of endothelium-derived nitric oxide.
Free radical biology & medicine 2000;28(12):1806-14.
2000: Anitra C Carr; T Tijerina; Balz Frei
Vitamin C protects against and reverses specific hypochlorous acid- and chloramine-dependent modifications of low-density lipoprotein.
The Biochemical journal 2000;346 Pt 2():491-9.
1999: Stephen J Duffy; Noyan Gokce; Monika Holbrook; A Huang; Balz Frei; J F Keaney; J A Vita
Treatment of hypertension with ascorbic acid.
Lancet 1999;354(9195):2048-9.
1999: Scott Kinlay; James C Fang; Hiroyuki Hikita; I Ho; D M Delagrange; Balz Frei; J H Suh; Marie Gerhard; Mark A Creager; Andrew P Selwyn; Peter Ganz
Plasma alpha-tocopherol and coronary endothelium-dependent vasodilator function.
Circulation 1999;100(3):219-21.
1999: Noyan Gokce; John F Keaney; Balz Frei; Monika Holbrook; M Olesiak; B J Zachariah; C Leeuwenburgh; J W Heinecke; Joseph A Vita
Long-term ascorbic acid administration reverses endothelial vasomotor dysfunction in patients with coronary artery disease.
Circulation 1999;99(25):3234-40.
1999: Anitra C Carr; Balz Frei
Toward a new recommended dietary allowance for vitamin C based on antioxidant and health effects in humans.
The American journal of clinical nutrition 1999;69(6):1086-107.
1999: A Carr; Balz Frei
Does vitamin C act as a pro-oxidant under physiological conditions?
FASEB journal : official publication of the Federation of American Societies for Experimental Biology 1999;13(9):1007-24.
1999: Mark R McCall; Balz Frei
Can antioxidant vitamins materially reduce oxidative damage in humans?
Free radical biology & medicine 1999;26(7-8):1034-53.
1999: GT Shwaery; J M Samii; Balz Frei; John F Keaney
Determination of phospholipid oxidation in cultured cells.
Methods in enzymology 1999;300():51-7.
1999: GT Shwaery; H Mowri; John F Keaney; Balz Frei
Preparation of lipid hydroperoxide-free low-density lipoproteins.
Methods in enzymology 1999;300():17-23.
1999: K L Retsky; Kai Chen; J Zeind; Balz Frei
Inhibition of copper-induced LDL oxidation by vitamin C is associated with decreased copper-binding to LDL and 2-oxo-histidine formation.
Free radical biology & medicine 1999;26(1-2):90-8.
1998: Joseph A Vita; John F Keaney; K E Raby; J D Morrow; Jane E Freedman; S Lynch; S N Koulouris; B R Hankin; Balz Frei
Low plasma ascorbic acid independently predicts the presence of an unstable coronary syndrome.
Journal of the American College of Cardiology 1998;31(5):980-6.
1998: Joseph A Vita; Balz Frei; Monika Holbrook; Noyan Gokce; C Leaf; John F Keaney
L-2-Oxothiazolidine-4-carboxylic acid reverses endothelial dysfunction in patients with coronary artery disease.
The Journal of clinical investigation 1998;101(6):1408-14.
1997: S M Lynch; Balz Frei; J D Morrow; L J Roberts; A Xu; T Jackson; R Reyna; L M Klevay; Joseph A Vita; John F Keaney
Vascular superoxide dismutase deficiency impairs endothelial vasodilator function through direct inactivation of nitric oxide and increased lipid peroxidation.
Arteriosclerosis, thrombosis, and vascular biology 1997;17(11):2975-81.
1997: A J Dabbagh; GT Shwaery; John F Keaney; Balz Frei
Effect of iron overload and iron deficiency on atherosclerosis in the hypercholesterolemic rabbit.
Arteriosclerosis, thrombosis, and vascular biology 1997;17(11):2638-45.
1997: A Martin; Balz Frei
Both intracellular and extracellular vitamin C inhibit atherogenic modification of LDL by human vascular endothelial cells.
Arteriosclerosis, thrombosis, and vascular biology 1997;17(8):1583-90.