Research Topics
Species | N SchuppSummaryCountry: Germany Publications
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Detail Information
Publications
Genomic damage in chronic renal failure--potential therapeutic interventionsHelga Stopper
Department of Pharmacology and Toxicology, University of Wuerzburg, Wuerzburg, Germany
J Ren Nutr 15:81-6. 2005..Moreover, an improved uremic state by daily hemodialysis ameliorated the genomic damage in lymphocytes, as compared to patients on conventional hemodialysis...
Benfotiamine exhibits direct antioxidative capacity and prevents induction of DNA damage in vitroUrsula Schmid
Institute of Pharmacology and Toxicology, University of Wurzburg, Wurzburg, Germany
Diabetes Metab Res Rev 24:371-7. 2008..Several mechanisms for these activities have been described. We investigated for the first time direct antioxidant abilities of benfotiamine. Additionally, a potential DNA protective effect of benfotiamine was analysed...
AT1 receptor antagonist candesartan attenuates genomic damage in peripheral blood lymphocytes of patients on maintenance hemodialysis treatmentNicole Schupp
Institute of Pharmacology and Toxicology, University of Wurzburg, Versbacher Strasse 9, Wurzburg, Germany
Kidney Blood Press Res 34:167-72. 2011..In end-stage renal disease (ESRD) the incidence of genomic damage is increased. A stimulation of the renin-angiotensin system and accumulation of AGEs could be involved...
Benfotiamine reduces genomic damage in peripheral lymphocytes of hemodialysis patientsNicole Schupp
Department of Pharmacology and Toxicology, University of Wurzburg, Wurzburg, Germany
Naunyn Schmiedebergs Arch Pharmacol 378:283-91. 2008..The second study gave a hint to the mechanism, as the antioxidative capacity of the plasma of the treated patients clearly increased, which might ameliorate the DNA damage...
Rosuvastatin protects against oxidative stress and DNA damage in vitro via upregulation of glutathione synthesisNicole Schupp
Institute of Pharmacology and Toxicology, University of Wurzburg, Versbacher Strasse 9, 97078 Wurzburg, Germany
Atherosclerosis 199:278-87. 2008..These effects seem to be independent of HMG-CoA reductase inhibition and involve the induction of the expression of antioxidant defense enzymes...
New approaches for the treatment of genomic damage in end-stage renal diseaseNicole Schupp
Institute of Pharmacology and Toxicology, University of Wurzburg, Wurzburg, Germany
J Ren Nutr 18:127-33. 2008..A major cause of DNA damage is oxidative stress, which may be induced by various uremic toxins, including advanced glycation end products (AGEs), as well as by activation of the renin-angiotensin system...
Aldosterone causes DNA strand breaks and chromosomal damage in renal cells, which are prevented by mineralocorticoid receptor antagonistsN Schupp
Institute of Pharmacology and Toxicology, University of Wurzburg, Wurzburg, Germany
Horm Metab Res 42:458-65. 2010....
Mineralocorticoid receptor-mediated DNA damage in kidneys of DOCA-salt hypertensive ratsNicole Schupp
Institute of Pharmacology and Toxicology, University of Wurzburg, 97078 Wurzburg, Germany
FASEB J 25:968-78. 2011..Our results suggest a mutagenic potential of high mineralocorticoid levels, frequent in hypertensive individuals...
Angiotensin II-induced genomic damage in renal cells can be prevented by angiotensin II type 1 receptor blockage or radical scavengingNicole Schupp
Institute of Pharmacology and Toxicology, University of Wurzburg, Wurzburg, Germany
Am J Physiol Renal Physiol 292:F1427-34. 2007..The present findings support our hypothesis that ANG II causes DNA damage via ANG II type 1 receptor binding and subsequent formation of oxidative stress...
The relation of starch phosphorylases to starch metabolism in wheatNicole Schupp
Institute of Plant Physiology, University of Bayreuth, 95440 Bayreuth, Germany
Plant Cell Physiol 45:1471-84. 2004..Cytosolic phosphorylase may be involved in the processing of incoming carbohydrate during rapid tissue growth...
Genotoxicity of advanced glycation end products: involvement of oxidative stress and of angiotensin II type 1 receptorsNicole Schupp
Institute of Pharmacology and Toxicology, University of Wurzburg, Versbacher Strasse 9, 97078 Wurzburg, Germany
Ann N Y Acad Sci 1043:685-95. 2005..We were able to identify important participants in AGE-induced DNA damage: ROS, NF-kappaB, and Ang II, as well as modulators to prevent this DNA damage: antioxidants, DMF, and AT1 antagonists...
Relation between different treatment modalities and genomic damage of end-stage renal failure patientsK Kobras
Institute of Pharmacology and Toxicology, , , Germany
Kidney Blood Press Res 29:10-7. 2006..The persisting high levels of DNA damage suggest a need for further improvement. Inhibiting AGE formation may be one promising way for the future...
Genomic damage and circulating AGE levels in patients undergoing daily versus standard haemodialysisEvangelia Fragedaki
Institute of Pharmacology and Toxicology, , Versbacherstr. 9, , Germany
Nephrol Dial Transplant 20:1936-43. 2005..Lower plasma concentrations of uraemic toxins, including circulating AGEs, may account for the differences. To confirm these data, prospective clinical trials need to be performed...
Angiotensin II induces DNA damage in the kidneyUrsula Schmid
Institute of Pharmacology and Toxicology, University of Wurzburg, Wurzburg, Germany
Cancer Res 68:9239-46. 2008..The majority of detected strand breaks was repaired within 1 hour, but double-strand breaks increased and persisted for at least 24 hours...
Genomic damage in end-stage renal failure: potential involvement of advanced glycation end products and carbonyl stressHelga Stopper
Institute of Pharmacology and Toxicology, , Germany
Semin Nephrol 24:474-8. 2004..In vitro, incubation of tubulus cells with various AGEs and methylglyoxal induces DNA damage, which is suppressed by antioxidants. This underlines the role played by oxidative stress in DNA damage...
Reduction of the genomic damage level in haemodialysis patients by folic acid and vitamin B12 supplementationHelga Stopper
Department of Toxicology, University of Wuerzburg, Versbacher Strasse 9, D 97078 Wuerzburg, Germany
Nephrol Dial Transplant 23:3272-9. 2008..The aim of this study was to analyse whether this supplementation can also lower the genomic damage in PBL of haemodialysis patients. This may ultimately help to reduce cancer incidence in renal patients...
Genotoxicity of the neurotransmitter dopamine in vitroHelga Stopper
Department of Toxicology, University of Wuerzburg, Versbacher Strasse 9, D 97078 Wuerzburg, Germany
Toxicol In Vitro 23:640-6. 2009....
Selenium supplementation restores the antioxidative capacity and prevents cell damage in bone marrow stromal cells in vitroRegina Ebert
Musculosceletal Research Center, Orthopaedic Department, , Brettreichstrasse 11, , Germany
Stem Cells 24:1226-35. 2006..Selenite supplementation of BMSC cultures appears to be an important countermeasure to restore their antioxidative capacity and to reduce cell damage in the context of tissue engineering and transplantation procedures...
Effect of different hemodialysis regimens on genomic damage in end-stage renal failureNicole Schupp
Institute of Pharmacology and Toxicology, , , Germany
Semin Nephrol 26:28-32. 2006..In the DHD patients there also was a significant decrease of the plasma concentrations of urea and the advanced glycation end products imidazolone A, carboxymethyllysine, and of advanced glycation end product-associated fluorescence...
Antigenotoxic effects of the phytoestrogen pelargonidin chloride and the polyphenol chlorogenic acidSuresh K Abraham
School of Life Sciences, Jawaharlal Nehru University, New Delhi, India
Mol Nutr Food Res 51:880-7. 2007..In conclusion, the phytoestrogen PEL revealed antioxidative and antigenotoxic properties in HL-60 cells, but no significant additive interaction with the abundant nutritional polyphenol CLA under the tested conditions...
Genomic damage and malignancy in end-stage renal failure: do advanced glycation end products contribute?Katarina Sebekova
Department of Experimental and Clinical Pharmacotherapy, Research Base of Slovak Medical University, Bratislava, Slovakia
Kidney Blood Press Res 30:56-66. 2007..Considering the in vitro and in vivo findings to date, one has to assume a significant role of AGEs in DNA damage and the potential development of cancer...
Plastidial alpha-glucan phosphorylase is not required for starch degradation in Arabidopsis leaves but has a role in the tolerance of abiotic stressSamuel C Zeeman
Institute of Plant Sciences, University of Bern, CH 3013 Bern, Switzerland
Plant Physiol 135:849-58. 2004..We conclude that plastidial phosphorylase is not required for the degradation of starch, but that it plays a role in the capacity of the leaf lamina to endure a transient water deficit...
