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  1. Feasibility, safety and tolerability of intradialytic creatine supplementation in hemodialysis: A double-blind, randomized, placebo-controlled pilot study

    Article • PLOS One, August 2026, PLOS

    Dion Groothof

  2. Questioning the kidney-protective effects of tolvaptan: a testable hypothesis to revisit the current narrative

    Article • Open Research Europe, July 2026, Faculty of 1000, Ltd.

    Dion Groothof

  3. Anthropometry-Adjusted TyG Indices Predict Diabetes, Graft Failure, and Mortality in Kidney Transplant Recipients

    Article • Journal of the Endocrine Society, July 2026, Endocrine Society

    Dion Groothof

  4. Plasma Symmetric Dimethylarginine and Mortality in Kidney Transplant Recipients

    Article • Kidney360, May 2026, Wolters Kluwer Health

    Dion Groothof

  5. Deceased kidney donor cystatin C and subsequent recipient measured glomerular filtration rate at one year after transplantation

    Article • PLOS One, March 2026, PLOS

    Dion Groothof

  6. SGLT2 Inhibitors, Muscle Loss, and Creatinine-Based Estimated GFR: An Integrative Conceptual Review of Renoprotection

    Article • Kidney Medicine, February 2026, Elsevier

    Dion Groothof

  7. 305.7: Deceased kidney donor cystatin C and subsequent recipient kidney function one year after transplantation.

    Article • Transplantation, December 2025, Wolters Kluwer Health

    Dion Groothof

  8. Questioning the kidney-protective effect of tolvaptan: a biologically plausible hypothesis to revisit the current narrative

    Article • Open Research Europe, June 2025, Faculty of 1000, Ltd.

    Dion Groothof

  9. Higher circulating FGF21, lower protein intake, and lower muscle mass: Associations with a higher risk of mortality

    Article • Journal of Internal Medicine, May 2025, Wiley

    Dion Groothof

  10. Deterioration in Renal Function in Patients With a Fontan Circulation and Association With Mortality

    Article • JACC Advances, December 2024, Elsevier

    Dion Groothof

  11. Sparsentan and kidney protection: improved medullary oxygenation?

    Article • The Lancet, November 2024, Elsevier

    Dion Groothof

  12. Adapting Clinical and Research Practice to Global Warming

    Article • Kidney360, October 2024, Wolters Kluwer Health

    Dion Groothof

  13. Comment on Zu et al. Association of Body Weight Time in Target Range With the Risk of Kidney Outcomes in Patients With Overweight/Obesity and Type 2 Diabetes Mellitus. Diabetes Care 2024;47:371–378

    Article • Diabetes Care, September 2024, American Diabetes Association

    Dion Groothof

  14. [99mTc]Tc-hydroxydiphosphonate uptake in soft tissue is associated with amyloid load in subcutaneous abdominal fat tissue and mortality in wild-type transthyretin amyloidosis patients

    Article • European Journal of Pediatrics, August 2024, Springer Science + Business Media

    Dion Groothof

  15. Iron deficiency, anemia, and patient-reported outcomes in kidney transplant recipients

    Article • Arabian archaeology and epigraphy, August 2024, Elsevier

    Mrs Coby J.H. Annema, Dion Groothof, Arjan Diepstra

  16. Creatinine, cystatin C, muscle mass, and mortality: Findings from a primary and replication population‐based cohort

    Article • Journal of Cachexia Sarcopenia and Muscle, June 2024, Wiley

    Dion Groothof

  17. Creatine homeostasis and the kidney: comparison between kidney transplant recipients and healthy controls

    Article • Amino Acids, June 2024, Springer Science + Business Media

    Dion Groothof

  18. Potential Mediating Role of Iron Biomarkers in the Association of Sex With Glucose, Insulin, and Type 2 Diabetes

    Article • Journal of the Endocrine Society, May 2024, Endocrine Society

    Dion Groothof

  19. Plasma symmetric dimethylarginine and kidney graft function in kidney transplant recipients

    Article • Nephrology Dialysis Transplantation, May 2024, Oxford University Press (OUP)

    Mrs Coby J.H. Annema, Dion Groothof, Arjan Diepstra

  20. Acoramidis in Transthyretin Amyloid Cardiomyopathy

    Article • The New England Journal of Medicine and Surgery and the Collateral Branches of Science, April 2024, New England Journal of Medicine (NEJM/MMS)

    Dion Groothof

  21. Evaluating the effect of bempedoic acid on kidney function: call for cautious implementation

    Article • The Lancet Diabetes & Endocrinology, April 2024, Elsevier

    Dion Groothof

  22. Sparsentan versus Irbesartan in Focal Segmental Glomerulosclerosis

    Article • The New England Journal of Medicine and Surgery and the Collateral Branches of Science, March 2024, New England Journal of Medicine (NEJM/MMS)

    Dion Groothof

  23. Development and External Validation of a Home-based Risk Prediction Model of Natural Onset of Menopause—Teuta

    Article • The Journal of Clinical Endocrinology & Metabolism, March 2024, Endocrine Society

    Dion Groothof

  24. Utility of iron biomarkers in differentiating menopausal status: Findings from CoLaus and PREVEND

    Article • Maturitas, January 2024, Elsevier

    Dion Groothof

  25. Integer Cystatin C Values: Impact on Discordance Group Assignment and Accuracy of GFR-Estimating Equations

    Article • Journal of the American Society of Nephrology, November 2023, Wolters Kluwer Health

    Dion Groothof

  26. Rounding creatinine, cystatin C, or both: impact on discordance group assignment and GFR-estimating equation performance

    Article • Nephrology Dialysis Transplantation, October 2023, Oxford University Press (OUP)

    Dion Groothof

  27. Tolvaptan, Kidney Function Decline, and Potential Confounding by Muscle Wasting

    Article • Kidney Medicine, October 2023, Elsevier

    Dion Groothof

  28. Changes in Iron Status Biomarkers with Advancing Age According to Sex and Menopause: A Population-Based Study

    Article • Journal of Clinical Medicine, August 2023, MDPI AG

    Dion Groothof

  29. Comparison of anal function and quality of life after conformal sphincter preservation operation and intersphincteric resection of very low rectal cancer: a multicenter, retrospective, case–control analysis

    Article • Techniques in Coloproctology, May 2023, Springer Science + Business Media

    Dion Groothof

  30. Transitions across Kidney Disease Stages and Association with New-onset Heart Failure: a Population-Based study of 8569 Individuals and 12.6 Years of Follow-up

    Article • January 2023, Cold Spring Harbor Laboratory Press

    Dion Groothof

  31. Dietary lithium intake, graft failure and mortality in kidney transplant recipients

    Article • Nephrology Dialysis Transplantation, December 2022, Oxford University Press (OUP)

    Dion Groothof

  32. Circulating FGF21 Concentration, Fasting Plasma Glucose, and the Risk of Type 2 Diabetes: Results From the PREVEND Study

    Article • The Journal of Clinical Endocrinology & Metabolism, December 2022, Endocrine Society

    Dion Groothof

  33. Sex and N-terminal pro B-type natriuretic peptide: The potential mediating role of iron biomarkers

    Article • Frontiers in Cardiovascular Medicine, November 2022, Frontiers

    Dion Groothof

  34. Population-Based Limits of Urine Creatinine Excretion

    Article • Kidney International Reports, November 2022, Elsevier

    Dion Groothof

  35. Letter by Groothof et al Regarding Article, “Efpeglenatide and Clinical Outcomes With and Without Concomitant Sodium-Glucose Cotransporter-2 Inhibition Use in Type 2 Diabetes: Exploratory Analysis of the AMPLITUDE-O Trial”

    Article • Circulation, July 2022, Wolters Kluwer Health

    Dion Groothof

  36. Amino Acid Homeostasis and Fatigue in Chronic Hemodialysis Patients

    Article • Nutrients, July 2022, MDPI AG

    Dion Groothof

  37. Reply to Janssen et al. Comment on “Kremer et al. Kidney Function-Dependence of Vitamin K-Status Parameters: Results from the TransplantLines Biobank and Cohort Studies. Nutrients 2021, 13, 3069”

    Article • Nutrients, June 2022, MDPI AG

    Dion Groothof

  38. Muscle mass and estimates of renal function: a longitudinal cohort study

    Article • Journal of Cachexia Sarcopenia and Muscle, May 2022, Wiley

    Dion Groothof

  39. Plasma Thallium Concentration, Kidney Function, Nephrotoxicity and Graft Failure in Kidney Transplant Recipients

    Article • Journal of Clinical Medicine, April 2022, MDPI AG

    Dr Camilo G. Sotomayor, Dion Groothof

  40. Effects of Magnesium Citrate, Magnesium Oxide, and Magnesium Sulfate Supplementation on Arterial Stiffness: A Randomized, Double‐Blind, Placebo‐Controlled Intervention Trial

    Article • Journal of the American Heart Association, March 2022, Wolters Kluwer Health

    Dion Groothof

  41. Response to Comment on Oosterwijk et al. High-Normal Protein Intake Is Not Associated With Faster Renal Function Deterioration in Patients With Type 2 Diabetes: A Prospective Analysis in the DIALECT Cohort. Diabetes Care 2022;45:35–41

    Article • Diabetes Care, March 2022, American Diabetes Association

    Dion Groothof

  42. Gait speed reference values in community-dwelling older adults – Cross-sectional analysis from the Rotterdam Study

    Article • Experimental Gerontology, February 2022, Elsevier

    Dion Groothof

  43. Ertugliflozin, renoprotection and potential confounding by muscle wasting

    Article • Diabetologia, December 2021, Springer Science + Business Media

    Dion Groothof

  44. Plasma Lead Concentration and Risk of Late Kidney Allograft Failure: Findings From the TransplantLines Biobank and Cohort Studies

    Article • American Journal of Kidney Diseases, December 2021, Elsevier

    Dr Camilo G. Sotomayor, Dion Groothof, Mrs Coby J.H. Annema, Arjan Diepstra

  45. Efpeglenatide and Heart and Kidney Outcomes in Type 2 Diabetes

    Article • The New England Journal of Medicine and Surgery and the Collateral Branches of Science, November 2021, New England Journal of Medicine (NEJM/MMS)

    Dion Groothof

  46. The simple observational critical care studies: estimations by students, nurses, and physicians of in-hospital and 6-month mortality

    Article • Critical Care, November 2021, Springer Science + Business Media

    Dion Groothof

  47. Plasma neutrophil gelatinase-associated lipocalin and kidney graft outcome

    Article • Clinical Kidney Journal, November 2021, Oxford University Press (OUP)

    Dion Groothof

  48. High-Normal Protein Intake Is Not Associated With Faster Renal Function Deterioration in Patients With Type 2 Diabetes: A Prospective Analysis in the DIALECT Cohort

    Article • Diabetes Care, October 2021, American Diabetes Association

    Dion Groothof

  49. Boron Intake and decreased risk of mortality in kidney transplant recipients

    Article • Zeitschrift für Ernährungswissenschaft, October 2021, Springer Science + Business Media

    Dion Groothof, Arjan Diepstra

  50. Low Circulating Concentrations of Very Long Chain Saturated Fatty Acids Are Associated with High Risk of Mortality in Kidney Transplant Recipients

    Article • Nutrients, September 2021, MDPI AG

    Dr Camilo G. Sotomayor, Dion Groothof

  51. Kidney Function-Dependence of Vitamin K-Status Parameters: Results from the TransplantLines Biobank and Cohort Studies

    Article • Nutrients, August 2021, MDPI AG

    Dion Groothof

  52. Plasma creatine concentration is associated with incident hypertension in a cohort enriched for the presence of high urinary albumin concentration: the Prevention of Renal and Vascular Endstage Disease study

    Article • Journal of Hypertension, August 2021, Wolters Kluwer Health

    Dion Groothof

  53. Nonalcoholic fatty liver disease, circulating ketone bodies and all‐cause mortality in a general population‐based cohort

    Article • European Journal of Clinical Investigation, June 2021, Wiley

    Dion Groothof

  54. Fibroblast growth factor 21 and protein energy wasting in hemodialysis patients

    Article • Clinical Nutrition, June 2021, Elsevier

    Dion Groothof

  55. Urinary 3-hydroxyisovaleryl carnitine excretion, protein energy malnutrition and risk of all-cause mortality in kidney transplant recipients: Results from the TransplantLines cohort studies

    Article • Clinical Nutrition, April 2021, Elsevier

    Dion Groothof

  56. Creatine homeostasis and protein energy wasting in hemodialysis patients

    Article • Journal of Translational Medicine, March 2021, Springer Science + Business Media

    Dion Groothof, Dr Camilo G. Sotomayor

  57. Reduced Vitamin K Status and Coronavirus Disease 2019: An Epiphenomenon of Impaired Kidney Function?

    Article • Clinical Infectious Diseases, February 2021, Oxford University Press (OUP)

    Dion Groothof

  58. Muscle mass versus body mass index as predictor of adverse outcome

    Article • Journal of Cachexia Sarcopenia and Muscle, February 2021, Wiley

    Dion Groothof

  59. Relationship between body mass index, cardiovascular biomarkers and incident heart failure

    Article • European Journal of Heart Failure, February 2021, Wiley

    Dion Groothof

  60. Plasma creatine and incident type 2 diabetes in a general population‐based cohort: The PREVEND study

    Article • Clinical Endocrinology, January 2021, Wiley

    Dion Groothof

  61. Association of beta‐hydroxybutyrate with development of heart failure: Sex differences in a Dutch population cohort

    Article • European Journal of Clinical Investigation, December 2020, Wiley

    Dion Groothof

  62. Functional vitamin K status and risk of incident chronic kidney disease and microalbuminuria: a prospective general population-based cohort study

    Article • Nephrology Dialysis Transplantation, December 2020, Oxford University Press (OUP)

    Dr Camilo G. Sotomayor, Dion Groothof

  63. Methylmalonic acid, vitamin B12, renal function, and risk of all-cause mortality in the general population: results from the prospective Lifelines-MINUTHE study

    Article • BMC Medicine, December 2020, Springer Science + Business Media

    Dion Groothof

  64. Vibration threshold in non-diabetic subjects

    Article • PLOS One, October 2020, PLOS

    Dion Groothof

  65. Plasma cadmium is associated with increased risk of long-term kidney graft failure

    Article • Kidney International, September 2020, Elsevier

    Dr Camilo G. Sotomayor, Dion Groothof

  66. Anemia and iron metabolism in COVID-19: a systematic review and meta-analysis

    Article • European Journal of Epidemiology, August 2020, Springer Science + Business Media

    Dion Groothof

  67. Thyroid function and risk of all-cause and cardiovascular mortality: a prospective population-based cohort study

    Article • Endocrine, July 2020, Springer Science + Business Media

    Dion Groothof

  68. Sodium–Glucose Cotransporter 2 Inhibitors and Kidney Outcomes: True Renoprotection, Loss of Muscle Mass or Both?

    Article • Journal of Clinical Medicine, May 2020, MDPI AG

    Dion Groothof

  69. Bone Mineral Density and Aortic Calcification: Evidence for a Bone-vascular Axis After Kidney Transplantation

    Article • Transplantation, March 2020, Wolters Kluwer Health

    Dion Groothof, Dr Camilo G. Sotomayor

  70. Circulating Arsenic is Associated with Long-Term Risk of Graft Failure in Kidney Transplant Recipients: A Prospective Cohort Study

    Article • Journal of Clinical Medicine, February 2020, MDPI AG

    Dr Camilo G. Sotomayor, Dion Groothof

  71. Regression of Bone-Tracer Uptake in Cardiac Transthyretin Amyloidosis

    Article • Mayo Clinic Proceedings, February 2020, Elsevier

    Dion Groothof

  72. Association of Plasma Concentration of Vitamin B12With All-Cause Mortality in the General Population in the Netherlands

    Article • JAMA Network Open, January 2020, American Medical Association (AMA)

    Dion Groothof

  73. Concentration of Branched-Chain Amino Acids Is a Strong Risk Marker for Incident Hypertension

    Article • Hypertension, December 2019, Wolters Kluwer Health

    Dion Groothof

  74. Plasma Vitamin C and Cancer Mortality in Kidney Transplant Recipients

    Article • Journal of Clinical Medicine, November 2019, MDPI AG

    Dr Camilo G. Sotomayor, Dion Groothof