A Zittermann

Summary

Affiliation: University of Bonn
Country: Germany

Publications

  1. ncbi Putting cardiovascular disease and vitamin D insufficiency into perspective
    Armin Zittermann
    Department of Cardio Thoracic Surgery, Heart Center North Rhine Westfalia, Ruhr University of Bochum, Bad Oeynhausen, Germany
    Br J Nutr 94:483-92. 2005
  2. ncbi Physiologic fluctuations of serum estradiol levels influence biochemical markers of bone resorption in young women
    A Zittermann
    Department of Nutrition Science, University of Bonn, Germany
    J Clin Endocrinol Metab 85:95-101. 2000
  3. ncbi Short-term effects of high soy supplementation on sex hormones, bone markers, and lipid parameters in young female adults
    Armin Zittermann
    Department of Nutrition Science, University of Bonn, Endenicher Allee 11 13, 53115 Bonn, Germany
    Eur J Nutr 43:100-8. 2004
  4. ncbi Vitamin D in preventive medicine: are we ignoring the evidence?
    Armin Zittermann
    Department of Nutrition Science, University of Bonn, Endenicher Allee 11 13, 53115 Bonn, Germany
    Br J Nutr 89:552-72. 2003
  5. ncbi Low vitamin D status: a contributing factor in the pathogenesis of congestive heart failure?
    Armin Zittermann
    Department of Nutrition Science, University of Bonn, Germany
    J Am Coll Cardiol 41:105-12. 2003
  6. ncbi Evidence for an acute rise of intestinal calcium absorption in response to aerobic exercise
    A Zittermann
    Department of Nutrition Science, University of Bonn, Endenicher Allee 11 13, Germany
    Eur J Nutr 41:189-96. 2002
  7. ncbi Effects of vitamin K on calcium and bone metabolism
    A Zittermann
    Department of Nutrition Science, University of Bonn, Germany
    Curr Opin Clin Nutr Metab Care 4:483-7. 2001
  8. ncbi Microgravity inhibits intestinal calcium absorption as shown by a stable strontium test
    A Zittermann
    Institut für Ernährungswissenschaft, Universitat Bonn, Germany
    Eur J Clin Invest 30:1036-43. 2000
  9. ncbi Lactose does not enhance calcium bioavailability in lactose-tolerant, healthy adults
    A Zittermann
    Department of Nutrition Science, University of Bonn, Germany
    Am J Clin Nutr 71:931-6. 2000
  10. ncbi Wheat bran supplementation does not affect biochemical markers of bone turnover in young adult women with recommended calcium intake
    A Zittermann
    Department of Nutrition Science, University of Bonn, Germany
    Br J Nutr 82:431-5. 1999

Detail Information

Publications39

  1. ncbi Putting cardiovascular disease and vitamin D insufficiency into perspective
    Armin Zittermann
    Department of Cardio Thoracic Surgery, Heart Center North Rhine Westfalia, Ruhr University of Bochum, Bad Oeynhausen, Germany
    Br J Nutr 94:483-92. 2005
    ..However, more controlled clinical trials are needed to investigate whether optimal oral vitamin D supplementation is able to reduce CVD morbidity and mortality...
  2. ncbi Physiologic fluctuations of serum estradiol levels influence biochemical markers of bone resorption in young women
    A Zittermann
    Department of Nutrition Science, University of Bonn, Germany
    J Clin Endocrinol Metab 85:95-101. 2000
    ..The data suggest that normal menstrual cycling in young women is associated with monthly fluctuations in bone turnover. This physiological effect of the menstrual cycle is most probably related to variations in serum E2 concentrations...
  3. ncbi Short-term effects of high soy supplementation on sex hormones, bone markers, and lipid parameters in young female adults
    Armin Zittermann
    Department of Nutrition Science, University of Bonn, Endenicher Allee 11 13, 53115 Bonn, Germany
    Eur J Nutr 43:100-8. 2004
    ..High intake of soy products has been suggested to prevent breast cancer, osteoporosis, and cardiovascular diseases...
  4. ncbi Vitamin D in preventive medicine: are we ignoring the evidence?
    Armin Zittermann
    Department of Nutrition Science, University of Bonn, Endenicher Allee 11 13, 53115 Bonn, Germany
    Br J Nutr 89:552-72. 2003
    ..The oral dose necessary to achieve adequate serum 25(OH)D levels is probably much higher than the current recommendations of 5-15 microg/d...
  5. ncbi Low vitamin D status: a contributing factor in the pathogenesis of congestive heart failure?
    Armin Zittermann
    Department of Nutrition Science, University of Bonn, Germany
    J Am Coll Cardiol 41:105-12. 2003
    ..This study was designed to evaluate the association between vitamin D status and congestive heart failure (CHF)...
  6. ncbi Evidence for an acute rise of intestinal calcium absorption in response to aerobic exercise
    A Zittermann
    Department of Nutrition Science, University of Bonn, Endenicher Allee 11 13, Germany
    Eur J Nutr 41:189-96. 2002
    ..The acute effects of physical activity on intestinal calcium (Ca) uptake and on bone metabolism are not known...
  7. ncbi Effects of vitamin K on calcium and bone metabolism
    A Zittermann
    Department of Nutrition Science, University of Bonn, Germany
    Curr Opin Clin Nutr Metab Care 4:483-7. 2001
    ..In contrast, therapy with very high pharmacological doses of the vitamin K2 menatetrenone has impressively been used to prevent further bone mineral loss and fracture risk in osteoporotic patients...
  8. ncbi Microgravity inhibits intestinal calcium absorption as shown by a stable strontium test
    A Zittermann
    Institut für Ernährungswissenschaft, Universitat Bonn, Germany
    Eur J Clin Invest 30:1036-43. 2000
    ..Little is known about the onset and degree of biochemical and functional alterations in calcium metabolism during microgravity...
  9. ncbi Lactose does not enhance calcium bioavailability in lactose-tolerant, healthy adults
    A Zittermann
    Department of Nutrition Science, University of Bonn, Germany
    Am J Clin Nutr 71:931-6. 2000
    ..There is evidence from animal studies that lactose has a beneficial effect on intestinal calcium absorption. However, data concerning the effect of lactose on calcium absorption in lactose-tolerant adults are inconclusive...
  10. ncbi Wheat bran supplementation does not affect biochemical markers of bone turnover in young adult women with recommended calcium intake
    A Zittermann
    Department of Nutrition Science, University of Bonn, Germany
    Br J Nutr 82:431-5. 1999
    ....
  11. ncbi [Phytoestrogens]
    A Zittermann
    Institut für Ernährungswissenschaft, Universitat Bonn
    Zentralbl Gynakol 125:195-201. 2003
    ..Distinct effects on estrogen-related diseases can be explained at least in part by the different affinity of isoflavones to estrogen receptors alpha and beta and the distinct tissue distribution of these receptors...
  12. ncbi Oral contraceptives moderately effect bone resorption markers and serum-soluble interleukin-6 receptor concentrations
    A Zittermann
    Department of Nutrition Science, University of Bonn, Endenicher Allee 11 13, 53115 Bonn, Germany
    Calcif Tissue Int 70:11-21. 2002
    ..Results are a further indication that monthly fluctuations of bone resorption in young women are mediated by sex hormones and that osteoclastic activity is stimulated by cytokines in vivo...
  13. ncbi Combined calcium and vitamin D supplementation is not superior to calcium supplementation alone in improving disturbed bone metabolism in patients with congestive heart failure
    S S Schleithoff
    Institute of Nutrition and Food Sciences, University of Bonn, Germany
    Eur J Clin Nutr 62:1388-94. 2008
    ..To clarify the potential role of vitamin D supplementation on bone metabolism in congestive heart failure (CHF) patients with low vitamin D status and insufficient dietary calcium intake...
  14. ncbi Body mass index and disease duration are predictors of disturbed bone turnover in anorexia nervosa. A case-control study
    T Weinbrenner
    Department of Clinical Pharmacology, University of Bonn, Germany
    Eur J Clin Nutr 57:1262-7. 2003
    ..To characterize the influence of body mass index (BMI), body composition, hormonal factors and disease duration on bone metabolism markers in anorexia nervosa (AN) patients...
  15. ncbi Nitrogen metabolism and bone metabolism markers in healthy adults during 16 weeks of bed rest
    K Scheld
    Department of Nutrition Science, University of Bonn, Endenicher Allee 11-13, 53115 Bonn, Germany
    Clin Chem 47:1688-95. 2001
    ..These changes appear in association with the onset of a negative nitrogen balance, but decreased bone collagen synthesis and enhanced collagen breakdown occur after a time lag of several weeks...
  16. ncbi Carbamazepine does not alter biochemical parameters of bone turnover in healthy male adults
    S Brämswig
    Department of Clinical Pharmacology, University of Bonn, 53105 Bonn, Germany
    Calcif Tissue Int 73:356-60. 2003
    ..Variations in 25OHD levels are in line with the seasonal fluctuations in vitamin D status...
  17. ncbi Low serum levels of intact osteocalcin in patients with congestive heart failure
    Stefanie Schulze Schleithoff
    Department of Nutrition Science, University of Bonn, Endenicher Allee 11 13, 53115 Bonn, Germany
    J Bone Miner Metab 21:247-52. 2003
    ..However, the low serum levels of intact osteocalcin and the high ratio of undercarboxylated-to-intact osteocalcin deserve further consideration...
  18. ncbi Low vitamin D status is associated with low cord blood levels of the immunosuppressive cytokine interleukin-10
    Armin Zittermann
    Department of Nutrition Science, University of Bonn, Bonn, Germany
    Pediatr Allergy Immunol 15:242-6. 2004
    ..We conclude that the low vitamin D status of infants born in winter may at least in part adversely affect biomarkers of allergy risk...
  19. ncbi Vitamin D supplementation improves cytokine profiles in patients with congestive heart failure: a double-blind, randomized, placebo-controlled trial
    Stefanie S Schleithoff
    Institute of Nutrition and Food Science, University of Bonn, Bonn, Germany
    Am J Clin Nutr 83:754-9. 2006
    ..In vitro studies suggest that vitamin D suppresses proinflammatory cytokines and increases antiinflammatory cytokines...
  20. ncbi Letter by Zitterman et al regarding article, "Calcium/vitamin D supplementation and cardiovascular events"
    Armin Zittermann
    Circulation 116:e85; author reply e87. 2007
  21. ncbi Vitamin D insufficiency in congestive heart failure: why and what to do about it?
    Armin Zittermann
    Klinik für Thorax und Kardiovaskularchirurgie, Herzzentrum Nordrhein Westfalen, Ruhr Universitat Bochum, Bad Oeynhausen, Germany
    Heart Fail Rev 11:25-33. 2006
    ..At present, daily oral intake of 50-100 microg vitamin D seems to be the most effective way to improve vitamin D status in CHF patients...
  22. ncbi Vitamin D and disease prevention with special reference to cardiovascular disease
    Armin Zittermann
    Department of Cardio Thoracic Surgery, Heart Center North Rhine Westfalia, Ruhr University of Bochum, Bad Oeynhausen, Georgstrasse 11, 32545, Germany
    Prog Biophys Mol Biol 92:39-48. 2006
    ..As a consequence, legislation has to be changed to allow higher amounts of vitamin D in fortified foods and supplements...
  23. ncbi Markers of bone metabolism in congestive heart failure
    Armin Zittermann
    Department of Cardio Thoracic Surgery, Heart Center Northrhine Westfalia, Ruhr University of Bochum, Georgstrasse 11, 32545 Bad Oeynhausen, Germany
    Clin Chim Acta 366:27-36. 2006
    ..Preventive strategies are able to normalize bone metabolism and to attenuate the high bone loss during the first year after heart transplantation...
  24. ncbi Age-dependent effects of atorvastatin on biochemical bone turnover markers: a randomized controlled trial in postmenopausal women
    Heiner K Berthold
    Institute for Clinical Research and Department Clinical Pharmacology, Center for Cardiovascular Diseases, Rotenburg an der Fulda, Germany
    Osteoporos Int 15:459-67. 2004
    ..63 years). In summary, the present data suggest that short-term treatment with atorvastatin may have age-dependent effects on biochemical markers of bone turnover in postmenopausal women...
  25. ncbi [Predictive value of ECG changes for acute cardiac rejections in heart transplant recipients]
    Gero Tenderich
    Klinik für Thorax und Kardiovaskularchirurgie, Ruhr Universitat Bochum, Herzzentrum Nordrhein Westfalen, Georgstrasse 11, 32545 Bad Oeynhausen
    Med Klin (Munich) 101:99-106. 2006
    ..However, as an invasive procedure it is associated with a definite risk for complications. Therefore, it was examined whether changes in QT time and QT dispersion on the surface ECG are able to predict an acute cellular rejection...
  26. ncbi Noninvasive echocardiographic estimation of pulmonary wedge pressure in candidates for and recipients of heart transplantation
    Gero Tenderich
    Department of Cardio Thoracic Surgery, Heart Center North Rhine Westfalia, Ruhr University of Bochum, Bad Oeynhausen, Germany
    J Am Soc Echocardiogr 20:480-5. 2007
    ..We assessed the value of deceleration time (dt) of diastolic wave of pulmonary venous flow (PVF) (PVF_dt) as noninvasive estimation of pulmonary wedge pressure (PWP) in candidates for and recipients of heart transplantation...
  27. ncbi Comparison of sirolimus and everolimus in their effects on blood lipid profiles and haematological parameters in heart transplant recipients
    Gero Tenderich
    Department of Cardio Thoracic Surgery, Heart Center North Rhine Westfalia, Ruhr University of Bochum, Bad Oeynhausen, Germany
    Clin Transplant 21:536-43. 2007
    ....
  28. ncbi Serum 25-hydroxyvitamin D response to oral vitamin D intake in children
    Armin Zittermann
    Am J Clin Nutr 78:496-7. 2003
  29. ncbi Patients with congestive heart failure and healthy controls differ in vitamin D-associated lifestyle factors
    Armin Zittermann
    Klinik für Thorax und Kardiovaskularchirurgie, Herz und Diabeteszentrum NRW, Ruhr Universitat Bochum, Georgstrasse 11, D 32545 Bad Oeynhausen, Germany
    Int J Vitam Nutr Res 77:280-8. 2007
    ..001). Our results demonstrate that CHF patients and controls differed in several vitamin D-associated lifestyle factors and in alcohol consumption during earlier periods of their lives...
  30. doi Poor outcome in end-stage heart failure patients with low circulating calcitriol levels
    Armin Zittermann
    Klinik für Thorax und Kardiovaskularchirurgie, Herz und Diabeteszentrum NRW, Ruhr Universitat Bochum, Georgstrasse 11, D 32545 Bad Oeynhausen, Germany
    Eur J Heart Fail 10:321-7. 2008
    ..Vitamin D receptor knockout mice develop typical signs of congestive heart failure (CHF). In approximately 20% of stable CHF patients, frankly low concentrations of the vitamin D hormone calcitriol are found...
  31. ncbi Heart transplantation in insulin-treated diabetic mellitus patients with diabetes-related complications
    Yoshifumi Ikeda
    Department of Cardio Thoracic Surgery, Heart Center North Rhine Westfalia, Ruhr University of Bochum, Bad Oeynhausen, Germany
    Transpl Int 20:528-33. 2007
    ..Our data demonstrate that long-term survival is acceptable in heart transplant recipients with preoperatively diagnosed DM and DRCs. Consequently, advanced DM should no longer be a relative contraindication for heart transplantation...
  32. ncbi The urgent need to recommend an intake of vitamin D that is effective
    Reinhold Vieth
    Am J Clin Nutr 85:649-50. 2007
  33. ncbi Vitamin D and vascular calcification
    Armin Zittermann
    Department of Cardiothoracic Surgery, Northrhine Westfalia Heart Center, Ruhr University Bochum, Bad Oeynhausen, Germany
    Curr Opin Lipidol 18:41-6. 2007
    ..The effects of vitamin D excess and deficiency on vascular calcification are reviewed in this article...
  34. ncbi [Structural valve deterioration of aortic bioprostheses and reoperation in octogenarians. Results and risk factors for survival]
    Thomas Eitz
    Klinik für Thorax und Kardiovaskularchirurgie, Herz und Diabeteszentrum Nordrhein Westfalen, Bad Oeynhausen
    Herz 31:699-703. 2006
    ..However, reliable data on mortality and its risk factors in octogenarians after replacement of aortic bioprostheses are limited...
  35. ncbi [Surgical management of aortic valve stenosis]
    Georg Kleikamp
    Klinik für Thorax und Kardiovaskularchirurgie, Herz und Diabeteszentrum NRW, Universitatsklinik der Ruhr Universitat Bochum, Georgstrasse 11, 32545 Bad Oeynhausen
    Herz 31:670-5. 2006
    ..All newly developed procedures for the treatment of aortic stenosis therefore will have to prove their superiority in future...
  36. ncbi Reoperation of the aortic valve in octogenarians
    Thomas Eitz
    Department of Cardiothoracic Surgery, Heart and Diabetes Center NRW, North Rhine Westfalia, Ruhr University Bochum, Bad Oeynhausen, Germany
    Ann Thorac Surg 82:1385-90. 2006
    ..Reliable data on mortality and risk factors in octogenarians after replacement of aortic valve prostheses are scanty, however...
  37. ncbi Beyond deficiency: potential benefits of increased intakes of vitamin K for bone and vascular health
    Cees Vermeer
    Dept of Biochemistry, University of Maastricht, P O Box 616, 6200 MD Maastricht, The Netherlands
    Eur J Nutr 43:325-35. 2004
    ....
  38. ncbi Is there a role of the Thr164Ile-beta(2)-adrenoceptor polymorphism for the outcome of chronic heart failure?
    Kirsten Leineweber
    Department of Pathophysiology, University of Essen School of Medicine, Hufelandstr 55, 45147 Essen, Germany
    Basic Res Cardiol 101:479-84. 2006
    ..This study aimed to further evaluate the role of the Thr164Ile-beta(2)AR in CHF. For this we hypothesized that the Thr164Ile-beta(2)AR variant should be more abundant in HTX-patients than in patients with stable CHF or healthy controls...
  39. doi No association between single nucleotide polymorphisms and the development of nephrotoxicity after orthotopic heart transplantation
    Bärbel Klauke
    Heart and Diabetescenter NRW, Universitätsklinikum der Ruhr Universität Bochum, Erich and Hanna Klessmann Institut für Kardiovaskuläre Forschung and Entwicklung, Bad Oeynhausen, Germany
    J Heart Lung Transplant 27:741-5. 2008
    ..To determine whether genetic factors are involved in the development of renal dysfunction under immunosuppressive therapy, we screened various genes for sequence variations...