Research Topics
| H SinzingerSummaryAffiliation: University of Vienna Country: Austria Publications
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Detail Information
Publications
Side effects of statins--prevalence, relevance, consequencesHelmut Sinzinger
Wien Klin Wochenschr 114:887-8. 2002
The economy class syndrome--a survey of 19 casesH Sinzinger
Wilhelm Auerswald Atherosclerosis Research Group Vienna, Austria
Vasa 28:199-203. 1999..Systematic data on haemostatic parameters in these patients are not available yet...
Isoprostane 8-epi-PGF2alpha is frequently increased in patients with muscle pain and/or CK-elevation after HMG-Co-enzyme-A-reductase inhibitor therapyH Sinzinger
Department of Nuclear Medicine, University of Vienna, Austria
J Clin Pharm Ther 26:303-10. 2001..Muscle pains with or without CK-elevation are among the most frequently observed side-effects in patients with hyperlipoproteinemia on various statins. The pathophysiological background, however, remains obscure...
Oxidation injury in patients receiving HMG-CoA reductase inhibitors: occurrence in patients without enzyme elevation or myopathyHelmut Sinzinger
Wilhelm Auerswald Atherosclerosis Research Group ASF, Vienna, Austria
Drug Saf 25:877-83. 2002..Several lines of evidence indicate that even mild forms of myopathy during statin treatment may be associated with in vivo oxidation injury. In contrast, statin therapy has been shown to be associated with a decrease in oxidation injury...
Prostaglandins and lipid modificationG Sobal
Department of Nuclear Medicine, University of Vienna, Vienna, Austria
Curr Pharm Des 7:461-74. 2001..The influence of various eicosanoids on lipoprotein modification, however, has not been assessed yet...
Comments on "Relationship between thromboxane/prostacyclin ratio and diabetic vascular complications"H Sinzinger
Department of Nuclear Medicine, University of Vienna, Austria
Prostaglandins Leukot Essent Fatty Acids 67:309-10. 2002
Muscular side effects of statinsHelmut Sinzinger
Department of Nuclear Medicine, University of Vienna, A 1090 Vienna, Austria
J Cardiovasc Pharmacol 40:163-71. 2002..Much more research should be directed onto the pathophysiological (genetic?) background to finally evaluate possible therapeutic consequences rather than simply to withdraw or change the respective statin...
[Unaltered homocysteine levels during simvastatin therapy]H Sinzinger
Wilhelm Auerswald Atheroskleroseforschungsgruppe ASF Wien
Wien Klin Wochenschr 112:540-3. 2000..These findings indicate that in contrast to a number of other lipid lowering agents, simvastatin does not affect plasma homocysteine levels...
Eicosanoid production and lymphatic responsiveness in human cigarette smokers compared with non-smokersH Sinzinger
Wilhelm Auerswald Atherosclerosis Research Group Vienna, Austria
Lymphology 33:24-31. 2000....
[Imaging of early carotid artery atherosclerotic lesions with 111In-labeled polyelonalhuman IgG (HIG)]H Kritz
Universitätsklinik für Nuklearmedizin, Wien, Osterreich
Nuklearmedizin 36:270-5. 1997..To assess the value of scintigraphy with 111In-HIG for diagnosis and evaluation of the stage and the clinical extent of carotid artery disease in humans a prospective clinical comparative trial of scintigraphy vs. sonography was performed...
Increase of isoprostane 8-epi-PGF(2alpha)after restarting smokingF Chehne
Department of Nuclear Medicine, University of Vienna, A-1090 Vienna, Austria
Prostaglandins Leukot Essent Fatty Acids 64:307-10. 2001..These data indicate a fast response of restarting as on quitting smoking on in vivo oxidation injury. The oxidation injury reflected by 8-epi-PGF(2alpha)may be a key pathogenetic mechanism in smoking-induced vascular injury...
The isoprostane, 8-epi-PGF2 alpha, is accumulated in coronary arteries isolated from patients with coronary heart diseaseM R Mehrabi
Department of Cardiology, University of Vienna, Austria
Cardiovasc Res 43:492-9. 1999....
Regular ingestion of opuntia robusta lowers oxidation injuryA Budinsky
Clinical Division of Oncology, University of Vienna, A-1090 Vienna, Austria
Prostaglandins Leukot Essent Fatty Acids 65:45-50. 2001..This traditional food of the American Indians thus may have a significant cardiovascular benefit...
The isoprostane 8-epi-PGF(2alpha) is a valuable indicator of oxidative injury in human heart valvesM R Mehrabi
Department of Cardiology, University of Vienna, Wahringer Gurtel 18 20, Postfach 120, A 1097, Vienna, Austria
Cardiovasc Pathol 10:241-5. 2001..30+/-58.77 pg/mg protein in aortic valves, P=.09). Considering the data presented in this study, we suggest that 8-epi-PGF(2alpha) is a valuable indicator of oxidative injury in human semilunar valves...
Accumulation of oxidized LDL in human semilunar valves correlates with coronary atherosclerosisM R Mehrabi
Department of Cardiology, University of Vienna, Austria
Cardiovasc Res 45:874-82. 2000....
Scintigraphic evaluation of functional hepatic mass in patients with advanced breast cancerI Virgolini
Department of Nuclear Medicine, University of Vienna, Austria
Br J Cancer 68:549-54. 1993....
6-oxo-PGF(1 alpha)and 8-epi-PGF(2 alpha)in the arterial wall layers of various species: a comparison between intact and atherosclerotic areasA Oguogho
Department of Nuclear Medicine, University of Vienna, Austria
Prostaglandins Leukot Essent Fatty Acids 64:167-71. 2001..These findings are providing an information on the extent of oxidation injury at various sites of different types of atherosclerotic process...
Effects of isradipine on platelet function in hypertension at rest and during exerciseP Fitscha
Department of Internal Medicine II, Policlinic, Vienna, Austria
Am J Hypertens 4:178S-180S. 1991..It is concluded that treatment of hypertension with a compound that lowers blood pressure and inhibits platelet activation may be of clinical benefit when routinely applied in hypertensive patients...
Effect of giving up cigarette smoking and restarting in patients with clinically manifested atherosclerosisF Chehne
Department of Nuclear Medicine, University of Vienna, Austria
Prostaglandins Leukot Essent Fatty Acids 67:333-9. 2002..These findings indicate that the in vivo oxidation injury associated with cigarette smoking quickly decreases after quitting but increases soon after restarting immediately...
Platelet function after single [153Sm]EDTMP therapy in prostate cancerK Weiss
Department of Nuclear Medicine, Hospital Wr. Neustadt, Austria
Q J Nucl Med Mol Imaging 50:330-3. 2006..CONCLUSIONS: We conclude that a single dose of 1.1 GBq 153Sm-EDTMP does not significantly affect in vivo and ex vivo platelet function...
Modification of low-density lipoprotein during radiolabeling with 99mTc using three labeling methodsG Sobal
Department of Nuclear Medicine, Medical University of Vienna, Vienna, Austria
Q J Nucl Med Mol Imaging 50:334-43. 2006..The influence of the LDL sampling methods, isolation, preparation and radiolabeling of lipoproteins on structure modification and the subsequent imaging behavior has as yet not been addressed in detail...
In vitro adsorption of 99Tc(m)-MIBI, 99Tc(m)-tetrofosmin, 99Tc(m)-furifosmin and 99Tc(m)O4- onto tubesM Rodrigues
Department of Nuclear Medicine, University Hospital, Vienna, Austria
Nucl Med Commun 22:105-10. 2001..Our findings indicate that systematic investigations to evaluate the adsorption of radiopharmaceuticals onto materials used during in vitro studies of cellular uptake should be considered a mandatory aspect of quality control...
The influence of isoprostanes on ADP-induced platelet aggregation and cyclic AMP-generation in human plateletsN Leitinger
Department of Nuclear Medicine, University of Vienna, Austria
Thromb Res 86:337-42. 1997..In this study we investigate possible pro- or antiaggregatory properties of various F- and E-type isoprostanes on human platelets...
Verapamil decreases accumulation of 99Tcm-MIBI and 99Tcm-tetrofosmin in human breast cancer and soft tissue sarcoma cell linesM Rodrigues
Department of Nuclear Medicine, University Hospital, Vienna, Austria
Nucl Med Commun 22:645-50. 2001..Our data indicate that verapamil is not a promising agent for increasing the sensitivity of scintigraphy with 99Tcm-MIBI or 99Tcm-tetrofosmin, or for evaluating Pgp tumour status in these types of tumours...
Effects of PGI2 and analogues (taprostene, iloprost) on oxidation of native and glycated LDLG Sobal
Department of Nuclear Medicine, University of Vienna, Austria
Life Sci 65:1237-46. 1999....
(Iso) Prostaglandins in saliva indicate oxidation injury after radioiodine therapyR M Wolfram
Departments of Angiology, University of Vienna, Austria
Rev Esp Med Nucl 23:183-8. 2004..CONCLUSION: These results clearly demonstrate a dose- and time-dependent tissue (TXB2, 6-oxo-PGF1alpha) and oxidation in-jury (8-epi-PGF2alpha) after 131I-therapy in the salivary glands...
Daily prickly pear consumption improves platelet functionR Wolfram
Department of Angiology, University of Vienna, Vienna, Austria
Prostaglandins Leukot Essent Fatty Acids 69:61-6. 2003..No sex difference was seen. Prickly pear may induce at least part of its beneficial actions on the cardiovascular system via decreasing platelet activity and thereby improving haemostatic balance...
Calcium antagonists as inhibitors of in vitro low density lipoprotein oxidation and glycationG Sobal
Department of Nuclear Medicine, University of Vienna, Vienna, Austria
Biochem Pharmacol 61:373-9. 2001..Thus CA, like other antioxidants, significantly retard AGE formation, while initial glycation reactions, such as Amadori product formation, are only weakly inhibited...
Assessment of peripheral arterial vascular disease with radionuclide techniquesR M Wolfram
Department of Nuclear Medicine, University of Vienna, Austria
Semin Nucl Med 31:129-42. 2001..A great deal of work is still required to transform in vitro and experimental experience into more meaningful routine radioisotopic investigations in patients with PVD...
Effects of Hydergine on platelet deposition on "active" human carotid artery lesions and platelet functionG Steurer
2nd Department of Internal Medicine, University of Vienna, Austria
Thromb Res 55:577-89. 1989..Co-dergocrine may thereby be of benefit in prevention of mural thrombus formation and prevention of transient ischemic attacks, but also of atherosclerosis in man...
The Vienna protocol and perspectives in radionuclide therapyH Sinzinger
Department of Nuclear Medicine, Medical University of Vienna, Vienna, Austria
Q J Nucl Med Mol Imaging 55:420-30. 2011..Further research should be directed to identify underlying mechanisms of response and predictors of benefit and to elaborate an improved therapeutic schedule for further enhancing the response rate...
Effect of black tea on (iso-)prostaglandins and platelet aggregation in healthy volunteersR M Wolfram
Department of Angiology, University of Vienna, Austria
Prostaglandins Leukot Essent Fatty Acids 66:529-33. 2002..These data show that regular daily black tea consumption for 1 month improves platelet function and decreases thromboxane and 8-epi-PGF(2 alpha) to a varying extent indicating a reduced in vivo oxidation injury...
8-Epi-PGF2alpha and 6-oxo-PGF1alpha in human (varicose) veins: influence of age, sex, and risk factorsSusan Meghdadi
Department of Nuclear Medicine, University of Vienna, Vienna, Austria
Angiology 54:317-24. 2003..Lower 8-epi-PGF2alpha in varicose veins may shift the venous tone toward vasodilatation and contribute to development and progression of varicosis...
Isoprostane 8-epi-prostaglandin F2 alpha is a potent contractor of human peripheral lymphaticsH Sinzinger
Department of Nuclear Medicine, University of Vienna, Austria
Lymphology 30:155-9. 1997..Other isoprostanes (8-epi-PGE1, 8-epi-PGE2) had only limited lymphatic contractile potency. These data suggest a potentially relevant role for epi-8-PGF2 alpha in facilitating lymph transport especially in conditions of inflammation...
Do human platelets express COX-2?R Reiter
Department of Nuclear Medicine, University of Vienna, Währinger Gürtel 19 20, A 1090 Vienna, Austria
Prostaglandins Leukot Essent Fatty Acids 64:299-305. 2001..As the amount of COX-2 in platelets might be below the detection limit of the methods used, the biological relevance COX-2 in platelets, if even existing at low amounts, remains to be established...
Influence of drugs on myocardial iodine-123 metaiodobenzylguanidine uptake in rabbit myocardiumS Mayer
Department of Nuclear Medicine, University of Vienna, Austria
Eur J Nucl Med 27:340-5. 2000..Further studies with uptake-II-blocking substances as well as with isolated myocardial cells will be needed to clarify the nature of the myocardial MIBG uptake mechanism...
Modification of low-density lipoprotein by different radioiodination methodsG Sobal
Department of Nuclear Medicine, University of Vienna, Austria
Nucl Med Biol 31:381-8. 2004..Once modified, LDL no longer reflects the native molecule, exhibiting altered functional properties. Using radiolabeled LDL this fact should be considered...
Prevalence and relevance of thyroid dysfunction in 1922 cholesterol screening participantsC Pirich
Department of Nuclear Medicine, University Hospital of Vienna, Waehringer Guertel 18 20, 1090, Vienna, Austria
J Clin Epidemiol 53:623-9. 2000..These results argue against indiscriminate measurements of TSH concentrations in clinically healthy subjects either with normocholesterolemia or hypercholesterolemia...
Methylene blue-enhanced stability of (99mTc)HMPAO and simplified quality control--a comparative investigationG Sobal
Department of Nuclear Medicine, University of Vienna, Austria
Appl Radiat Isot 54:633-6. 2001..The octanol extraction method, using higher extraction volume (up to 3 ml), is recommended as a fast and efficient approach for the quality control in daily clinical routine...
[Radiation doses deriving from patients treated with (166)Ho-ferric hydroxide]J Preitfellner
Universitätsklinik für Nuklearmedizin, AKH Wien, Wahringer Gurtel 18 20, A 1090 Wien, Osterreich
Nuklearmedizin 42:251-4. 2003..To estimate radiation doses deriving from patients treated with (166)Ho ferric hydroxide...
99m-Tc-tetrofosmin scintigraphy for the evaluation of suspicious palpable and non-palpable breast lesionsR Obwegeser
Department of Obstetrics and Gynecology, University Hospital Vienna, Austria
Breast Cancer Res Treat 62:253-8. 2000..To assess the value of 99m-Tc-tetrofosmin (tetrofosmin) scintigraphy in patients with palpable and nonpalpable breast lesions...
Lymphatic mapping of sentinel nodes in early vulvar cancerG Sliutz
Department of Gynecology, University of Vienna, Vienna, A 1090, Austria
Gynecol Oncol 84:449-52. 2002..The aim of the study was to determine the diagnostic accuracy and feasibility of sentinel lymph node (SLN) detection using a gamma probe in patients suffering from vulvar cancer...
Professional athletes suffering from familial hypercholesterolaemia rarely tolerate statin treatment because of muscular problemsH Sinzinger
Wilhelm Auerswald Atherosclerosis Research Group ASF Vienna, Institute for Diagnosis and Treatment of Atherosclerosis and Lipid Disorders ATHOS, Vienna, Austria
Br J Clin Pharmacol 57:525-8. 2004..Muscular problems are the major group of side-effects during statin treatment. They are known to occur much more frequently during and after exercise...
Troglitazone inhibits long-term glycation and oxidation of low-density lipoproteinGrazyna Sobal
Department of Nuclear Medicine, Medical University of Vienna, Wahringer Gurtel 18 20, A 1090 Vienna, Austria
J Cardiovasc Pharmacol 46:672-80. 2005..T may be used as a model to explore the thiazolidinediones' mechanism on oxidation in a more general aspect for treatment for T2DM, because T is not clinically available...
Binding of [99mTc]chondroitin sulfate to scavenger receptors on human chondrocytes as compared to binding of oxidized [125I]LDL on human macrophagesG Sobal
Department of Nuclear Medicine, Radiopharmacology Unit, University of Vienna, Waehringer Guertel 18 20, A 1090 Vienna, Austria
J Recept Signal Transduct Res 22:459-70. 2002..3 x 10(6) using LPS-activated monocytes. These data are comparable to the binding affinity found for lipoprotein-proteoglycan-complexes and hence are an indication but not a proof that CD36 is involved in CS binding to human chondrocytes...
Radiation exposure from patients treated with 165Dy-ferric hydroxideE Havlik
Department of Biomedical Engineering and Physics, University of Vienna, Austria
Nucl Med Commun 22:79-82. 2001..Our results clearly demonstrate that the calculated radiation exposure to personnel and family members is well below the maximum annual dose limit for non-professionally exposed persons...
Decrease of prostaglandin I2 binding sites in thyroid cancerI Virgolini
2nd Department of Nuclear Medicine, Ludwig Boltzmann Institute for Nuclear Medicine, University of Vienna, Austria
Br J Cancer 58:584-8. 1988..6 +/- 25.1 fmol mg-1 membrane protein (Kd: 54.6 +/- 16.7 nM). Well differentiated papillar and follicular cancers did not differ from each other.(ABSTRACT TRUNCATED AT 250 WORDS)..
Decreased hepatic function in patients with hepatoma or liver metastasis monitored by a hepatocyte specific galactosylated radioligandI Virgolini
Second Department of Nuclear Medicine, University of Vienna, Austria
Br J Cancer 61:937-41. 1990..It is concluded that determination of HBP density in vivo via a specific tracer is a new, simple and reliable approach for the determination of remaining hepatic function in patients with primary or secondary liver cancer...
Homocysteine--a pathophysiological cornerstone in obstetrical and gynaecological disorders?R Obwegeser
Department of Obstetrics and Gynecology, University Hospital, Vienna, Austria
Hum Reprod Update 5:64-72. 1999..We suggest that elevated concentrations of homocysteine could be a marker and perhaps a cause of, or contributive to, a wide range of obstetrical and gynaecological disorders...
Radionuclide vascular imaging and characterization of human metabolic endothelial surface liningH Sinzinger
Department of Nuclear Medicine, University of Vienna, Vienna, Austria
Q J Nucl Med Mol Imaging 50:226-35. 2006..Stem cell research is the next upcoming approach to give nuclear medicine a chance to demonstrate its clinical value in a rapidly developing new discipline...
Should lidocaine be avoided for local anesthesia in radiation synovectomy?I Schweeger
Department of Nuclear Medicine, University of Vienna, Vienna, Austria
Q J Nucl Med Mol Imaging 48:207-10. 2004..This study was performed to uncover any unfavourable effect of lidocaine on stability of (166)Ho-FHMA (ferrum hydroxide macroaggregate)...
Enhanced accumulation of the isoprostane, 8-epi-PGF2 alpha, in human aortic and pulmonary valves of patients with coronary heart diseaseM R Mehrabi
Department of Cardiology, University of Vienna, Wahringer Gurtel 18 20, Postfach 120, A 1097 Vienna, Austria
Histol Histopathol 17:1053-9. 2002..Considering the data presented in this study, we suggest that 8-epi-PGF2 alpha is a valuable indicator of oxidative injury in human semilunar valves...
Salivary isoprostanes indicate increased oxidation injury in periodontitis with additional tobacco abuseRoswitha M Wolfram
Department of Angiology, Medical University of Vienna, Austria
Biofactors 28:21-31. 2006..The results of this study indicate that: 1) salivary IPs can reliably assess the degree of oxidative stress, and: 2) smoking and periodontal disease are two modifiable cardiovascular risk factors, able to potentiate each other...
Narghile (water pipe) smoking influences platelet function and (iso-)eicosanoidsRoswitha M Wolfram
Department of Angiology, University of Vienna, Austria
Life Sci 74:47-53. 2003..These findings indicate a significant increase of in vivo oxidative stress by regular water pipe smoking...
Variable influence of statins on isoprostanes in hyperlipidemiaHelmut Sinzinger
Wilhelm Auerswald Atherosclerosis Research Group, Vienna, Austria
Adv Exp Med Biol 525:209-12. 2003
Zinc as antiperoxidative agent following iodine-131 induced changes on the antioxidant system and the morphology of red blood cellsHossein Ahmadzadehfar
Hell J Nucl Med 10:35; author reply 35-6. 2007
Radioiodine therapy induces dose-dependent in vivo oxidation injury: evidence by increased isoprostane 8-epi-PGF(2 alpha)Roswitha M Wolfram
Department of Angiology, University of Vienna, Vienna, Austria
J Nucl Med 43:1254-8. 2002..CONCLUSION: These findings document a significant, dose-dependent in vivo oxidation injury as a consequence of therapeutic radioiodine application to the salivary gland...
Reduction of oxidative stress and modulation of autoantibodies against modified low-density lipoprotein after rosuvastatin therapyUlrike Resch
Medical University of Vienna, Wilhelm Auerswald Atherosclerosis Research Group, Vienna, Austria
Br J Clin Pharmacol 61:262-74. 2006..To examine the effect of 24 weeks' rosuvastatin treatment on oxidative stress and changes in immune response to oxidized low-density lipoprotein (LDL)...
Increased isoprostanes in children of smoking parentsHelmut Sinzinger
Wilhelm Auerswald Atherosclerosis Research Group, Vienna, Austria
Adv Exp Med Biol 525:213-5. 2003
Passive cigarette smoking increases isoprostane formationHossein Ahmadzadehfar
Wilhelm Auerswald Atherosclerosis Research Group (ASF) Vienna, Austria
Life Sci 78:894-7. 2006..The findings document a significant temporary increase in in vivo oxidation injury due to passive smoke favouring development and/or progression of vascular disease...
Effect of simvastatin on the oxidation of native and modified lipoproteinsGrazyna Sobal
Department of Nuclear Medicine, Medical University of Vienna, Austria
Biochem Pharmacol 70:1185-91. 2005..0 and 2.3, respectively, but no changes in the presence of simvastatin were observed. These data show that simvastatin besides its lipid-lowering action has also significant antioxidative properties...
Enhanced oxidative stress in coronary heart disease and chronic heart failure as indicated by an increased 8-epi-PGF(2alpha)Roswitha Wolfram
Department of Angiology, Medical University of Vienna, Vienna, Austria
Eur J Heart Fail 7:167-72. 2005....
Raloxifene does not prevent fibrinogen oxidation in vitroMargit Blasbichler
Institute for Diagnosis and Treatment of Atherosclerosis and Lipid Disorders (ATHOS, Vienna, Austria
Med Sci Monit 11:PI1-4. 2005..CONCLUSIONS: Our data suggest that raloxifene, in contrast to its effect on LDL, lacks the capability to inhibit the oxidation of fibrinogen. The biological relevance of this finding still needs to be assessed in vivo...
Comments on Elevated urinary 8-isoprostaglandin F2 alpha in females with Graves' hyperthyroidism: K.M. Kim, K.-J. Paéng, J.R. Hahm, D.R. Kim, B.C. Chung. Prostagl. Leukotr. and Essent. Fatty Acids 71 (2004) 143-147Hossein Ahmadzadehfar
Wilhelm Auerswald Atherosclerosis Research Group (ASF) Vienna, Nadlergasse 1, 1090 Vienna, Austria
Prostaglandins Leukot Essent Fatty Acids 71:409-10. 2004
Defects in the prostaglandin system--what is known?Rosemarie A Reiter
Department of Clinical Pharmacology, University of Vienna, Austria
Prostaglandins Leukot Essent Fatty Acids 71:347-50. 2004..All interested people are invited to join...
Statin-induced myositis migransHelmut Sinzinger
Wilhelm Auerswald Atherosclerosis Research Group ASF, Institute for Diagnosis and Treatment of Lipid Disorders and Atherosclerosis ATHOS, Vienna, Austria
Wien Klin Wochenschr 114:943-4. 2002..The clinical consequence (to withdraw the drug or not) of these milder statin side effects are discussed...
Flu-like response on statinsHelmut Sinzinger
Wilhelm Auerswald Atherosclerosis Research Group ASF, Vienna, Austria
Med Sci Monit 8:CR384-8. 2002..We are reporting on a so far unknown flu-like response on statins with very severe symptoms of exhaustion, weakness, aching muscles and joints elevated acute phase response markers and sometimes even subfebrile body temperature...
