Johanna Helmersson

Summary

Affiliation: Uppsala University
Country: Sweden

Publications

  1. ncbi Factors regulating isoprostane formation in vivo
    Samar Basu
    Section of Geriatrics and Clinical Nutrition Research, Faculty of Medicine, Uppsala University, Uppsala, Sweden
    Antioxid Redox Signal 7:221-35. 2005
  2. ncbi Enhanced prostaglandin F2α formation in human pregnancy and the effect of increased oily fish intake: results from the Salmon in Pregnancy Study
    Johanna Helmersson-Karlqvist
    Clinical Chemistry, Department of Medical Sciences, Uppsala University Hospital, Uppsala, Sweden
    Prostaglandins Leukot Essent Fatty Acids 86:35-8. 2012
  3. ncbi Prostaglandin F(2alpha) metabolite and F(2)-isoprostane excretion rates in migraine
    Johanna Helmersson
    Section of Geriatrics, Department of Public Health and Caring Sciences, Faculty of Medicine, Uppsala University, Box 609, SE 751 25 Uppsala, Sweden
    Clin Sci (Lond) 102:39-43. 2002
  4. ncbi Intra-day variation of in vivo prostaglandin F2alpha formation in healthy subjects
    Johanna Helmersson
    Clinical Nutrition and Metabolism, Department of Public Health and Caring Sciences, Faculty of Medicine, Uppsala University, Uppsala Science Park, SE 751 85 Uppsala, Sweden
    Prostaglandins Other Lipid Mediat 80:93-9. 2006
  5. ncbi Systemic tocopherols and F2-isoprostanes and the risk of Alzheimer's disease and dementia: a prospective population-based study
    Johan Sundelöf
    Department of Public Health and Caring Sciences Geriatrics, Faculty of Medicine, Uppsala University, Uppsala, Sweden
    J Alzheimers Dis 18:71-8. 2009
  6. ncbi Serum selenium predicts levels of F2-isoprostanes and prostaglandin F2alpha in a 27 year follow-up study of Swedish men
    Johanna Helmersson
    Clinical Nutrition Research/Geriatrics, Department of Public Health and Caring Sciences, Faculty of Medicine, Uppsala University, Uppsala, Sweden
    Free Radic Res 39:763-70. 2005
  7. ncbi Systemic inflammation and the risk of Alzheimer's disease and dementia: a prospective population-based study
    Johan Sundelöf
    Department of Public Health and Caring Sciences Geriatrics, Faculty of Medicine, Uppsala University, Uppsala, Sweden
    J Alzheimers Dis 18:79-87. 2009
  8. ncbi Regulatory factors of basal F(2)-isoprostane formation: population, age, gender and smoking habits in humans
    Samar Basu
    Oxidative Stress and Inflammation, Department of Public Health and Caring Sciences, Faculty of Medicine, Uppsala University, Uppsala Science Park, and Center of Excellence Inflammation, Uppsala University Hospital, Uppsala, Sweden
    Free Radic Res 43:85-91. 2009
  9. ncbi Postsurgical inflammatory response is not associated with increased serum cystatin C values
    Torbjörn Akerfeldt
    Department of Medical Sciences, Clinical Chemistry, Uppsala University, Uppsala, Sweden
    Clin Biochem 43:1138-40. 2010
  10. ncbi Hemocue urine albumin point-of-care test shows strong agreement with the results obtained with a large nephelometer
    Gösta Florvall
    Section of Clinical Chemistry, Department of Medical Sciences, Uppsala University Hospital, Uppsala, Sweden
    Diabetes Care 29:422-3. 2006

Collaborators

Detail Information

Publications14

  1. ncbi Factors regulating isoprostane formation in vivo
    Samar Basu
    Section of Geriatrics and Clinical Nutrition Research, Faculty of Medicine, Uppsala University, Uppsala, Sweden
    Antioxid Redox Signal 7:221-35. 2005
    ..Selected aspects of issues related to isoprostane formation and metabolism in vivo will be examined herein...
  2. ncbi Enhanced prostaglandin F2α formation in human pregnancy and the effect of increased oily fish intake: results from the Salmon in Pregnancy Study
    Johanna Helmersson-Karlqvist
    Clinical Chemistry, Department of Medical Sciences, Uppsala University Hospital, Uppsala, Sweden
    Prostaglandins Leukot Essent Fatty Acids 86:35-8. 2012
    ..Oily fish intervention altered fatty acid concentrations but did not affect urinary 15-keto-dihydro-PGF(2α) concentrations in pregnant women...
  3. ncbi Prostaglandin F(2alpha) metabolite and F(2)-isoprostane excretion rates in migraine
    Johanna Helmersson
    Section of Geriatrics, Department of Public Health and Caring Sciences, Faculty of Medicine, Uppsala University, Box 609, SE 751 25 Uppsala, Sweden
    Clin Sci (Lond) 102:39-43. 2002
    ..Our results indicate, however, a lower level of oxidative stress in pre-menopausal compared with post-menopausal women...
  4. ncbi Intra-day variation of in vivo prostaglandin F2alpha formation in healthy subjects
    Johanna Helmersson
    Clinical Nutrition and Metabolism, Department of Public Health and Caring Sciences, Faculty of Medicine, Uppsala University, Uppsala Science Park, SE 751 85 Uppsala, Sweden
    Prostaglandins Other Lipid Mediat 80:93-9. 2006
    ..Single morning urine samples can be used as an alternative to 24-h urine collections for quantification of PGF(2alpha) formation to simplify the sampling regime in larger clinical studies...
  5. ncbi Systemic tocopherols and F2-isoprostanes and the risk of Alzheimer's disease and dementia: a prospective population-based study
    Johan Sundelöf
    Department of Public Health and Caring Sciences Geriatrics, Faculty of Medicine, Uppsala University, Uppsala, Sweden
    J Alzheimers Dis 18:71-8. 2009
    ..In conclusion, systemic serum alpha- and gamma-tocopherol and urinary F2-isoprostane levels are not associated with the future risk of AD or dementia and do not seem to be useful predictors of clinical AD or dementia...
  6. ncbi Serum selenium predicts levels of F2-isoprostanes and prostaglandin F2alpha in a 27 year follow-up study of Swedish men
    Johanna Helmersson
    Clinical Nutrition Research/Geriatrics, Department of Public Health and Caring Sciences, Faculty of Medicine, Uppsala University, Uppsala, Sweden
    Free Radic Res 39:763-70. 2005
    ..The associations between Se, oxidative stress and inflammation, respectively, might be related to the proposed cardiovascular protective property of Se...
  7. ncbi Systemic inflammation and the risk of Alzheimer's disease and dementia: a prospective population-based study
    Johan Sundelöf
    Department of Public Health and Caring Sciences Geriatrics, Faculty of Medicine, Uppsala University, Uppsala, Sweden
    J Alzheimers Dis 18:79-87. 2009
    ..In conclusion, Serum IL-6, hsCRP, SAA, and PGF2alpha levels are not associated with the risk of AD. High serum IL-6 levels may be associated with increased risk of non-AD dementia...
  8. ncbi Regulatory factors of basal F(2)-isoprostane formation: population, age, gender and smoking habits in humans
    Samar Basu
    Oxidative Stress and Inflammation, Department of Public Health and Caring Sciences, Faculty of Medicine, Uppsala University, Uppsala Science Park, and Center of Excellence Inflammation, Uppsala University Hospital, Uppsala, Sweden
    Free Radic Res 43:85-91. 2009
    ..There is a difference in F(2)-isoprostane levels in vivo between countries. Smoking, age and gender affect isoprostane formation and should be taken into consideration in clinical studies of oxidative stress...
  9. ncbi Postsurgical inflammatory response is not associated with increased serum cystatin C values
    Torbjörn Akerfeldt
    Department of Medical Sciences, Clinical Chemistry, Uppsala University, Uppsala, Sweden
    Clin Biochem 43:1138-40. 2010
    ..The aim of this study was to evaluate if an induced inflammatory response has an effect on cystatin C levels in humans...
  10. ncbi Hemocue urine albumin point-of-care test shows strong agreement with the results obtained with a large nephelometer
    Gösta Florvall
    Section of Clinical Chemistry, Department of Medical Sciences, Uppsala University Hospital, Uppsala, Sweden
    Diabetes Care 29:422-3. 2006
  11. ncbi Microalbuminuria measured by three different methods, blood pressure and cardiovascular risk factors in elderly Swedish males
    Gösta Florvall
    Section of Clinical Chemistry, Department of Medical Sciences, Uppsala University Hospital, Uppsala, Sweden
    Anal Chem Insights 3:69-74. 2008
    ..The good correlation between the studied urine albumin measurements show that all three methods can be used for monitoring urine albumin excretion...
  12. ncbi Pentraxin 3 values during normal pregnancy
    Anders Larsson
    Department of Medical Sciences, Clinical Chemistry, Uppsala University Hospital, 751 85, Uppsala, Sweden
    Inflammation 34:448-51. 2011
    ..5 and 97.5 percentiles for each sample period was calculated. There was a continuous increase of serum PTX3 as pregnancy progressed. The increase was most evident after week 31 with the highest levels just before delivery...
  13. ncbi Association of type 2 diabetes with cyclooxygenase-mediated inflammation and oxidative stress in an elderly population
    Johanna Helmersson
    Section of Geriatrics and Clinical Nutrition Research, Uppsala University, Uppsala, Sweden
    Circulation 109:1729-34. 2004
    ..The results further suggest that the appearance of chronic inflammation is an early process in the pathogenesis of diabetes, whereas oxidative injury may be a later process, possibly related to inflammation...
  14. ncbi Serum cystatin C is associated with other cardiovascular risk markers and cardiovascular disease in elderly men
    Anders Larsson
    Int J Cardiol 125:263-4. 2008
    ..05) and cardiovascular diseases (p<0.0001). There were significant correlations between cystatin C values and body mass index, HbA1c, insulin, triglycerides and hsCRP...