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U. John · SciRah

Researcher profile · Semantic Scholar

U. John

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U. John — researcher profile on SciRah

h-index: 28
Works: 60
Citations: 2,805

Most-cited papers

Mutations in CYP24A1 and idiopathic infantile hypercalcemia.
Karl P. Schlingmann, M. Kaufmann, S. Weber, Andrew Irwin +13 more
2011New England Journal of Medicine621 citations Open access
Semantic Scholar
Immunosuppression and renal outcome in congenital and pediatric steroid-resistant nephrotic syndrome.
A. Büscher, B. Kranz, R. Büscher, F. Hildebrandt +10 more
2010American Society of Nephrology. Clinical Journal184 citations Open access
Semantic Scholar
A multicenter, randomized, placebo-controlled, double-blind phase 3 trial with open-arm comparison indicates safety and efficacy of nephroprotective therapy with ramipril in children with Alport's syndrome.
O. Gross, B. Tönshoff, L. Weber, L. Pape +51 more
2020Kidney International137 citations Open access
Semantic Scholar
Improved acidosis correction and recovery of mesothelial cell mass with neutral-pH bicarbonate dialysis solution among children undergoing automated peritoneal dialysis.
S. Haas, C. Schmitt, K. Arbeiter, K. Bonzel +7 more
2003Journal of the American Society of Nephrology118 citations
Semantic Scholar
(Val‐)Ganciclovir prophylaxis reduces Epstein‐Barr virus primary infection in pediatric renal transplantation
B. Höcker, S. Böhm, H. Fickenscher, Uta Küsters +11 more
2012Transplant International98 citations
Semantic Scholar
Ambulatory blood pressure correlates with renal volume and number of renal cysts in children with autosomal dominant polycystic kidney disease
T. Seeman, J. Dušek, H. Vondřichová, M. Kynčl +3 more
2003Blood Pressure Monitoring98 citations
Semantic Scholar
Epidemiology and morbidity of Epstein-Barr virus infection in pediatric renal transplant recipients: a multicenter, prospective study.
B. Höcker, H. Fickenscher, H. Delecluse, S. Böhm +16 more
2013Clinical Infectious Diseases92 citations Open access
Semantic Scholar
Improved growth and cardiovascular risk after late steroid withdrawal: 2-year results of a prospective, randomised trial in paediatric renal transplantation.
B. Höcker, L. Weber, R. Feneberg, J. Drube +8 more
2010Nephrology, Dialysis and Transplantation84 citations
Semantic Scholar
Contrast-enhanced sonography of vesicoureterorenal reflux in children: preliminary results.
H. Mentzel, S. Vogt, L. Patzer, R. Schubert +3 more
1999AJR. American journal of roentgenology81 citations
Semantic Scholar
Multi‐center randomized controlled trial of cognitive treatment, placebo, oxybutynin, bladder training, and pelvic floor training in children with functional urinary incontinence
J. D. van Gool, T. D. de Jong, Pauline L. Winkler-Seinstra, T. Tamminen-Möbius +11 more
2014Neurourology and Urodynamics80 citations
Semantic Scholar
Kidney growth and renal function in unilateral multicystic dysplastic kidney disease
U. John, S. Rudnik-Schöneborn, K. Zerres, J. Misselwitz
1998Pediatric nephrology (Berlin, West)80 citations
Semantic Scholar
A randomized crossover trial comparing sevelamer with calcium acetate in children with CKD.
Anne-Kathrin Pieper, D. Haffner, B. Hoppe, K. Dittrich +8 more
2006American Journal of Kidney Diseases79 citations
Semantic Scholar
Blood Pressure, Renal Function, and Proteinuria in Children with Unilateral Renal Agenesis
T. Seeman, L. Patzer, U. John, J. Dušek +3 more
2006Kidney & Blood Pressure Research73 citations
Semantic Scholar
Cluster of hemolytic-uremic syndrome caused by Shiga toxin-producing Escherichia coli O26:H11
J. Misselwitz, H. Karch, Martina Bielazewska, U. John +3 more
2003The Pediatric Infectious Disease Journal73 citations
Semantic Scholar
Successful Withdrawal of Steroids in Pediatric Renal Transplant Recipients Receiving Cyclosporine A and Mycophenolate Mofetil Treatment: Results after Four Years
B. Höcker, U. John, C. Plank, E. Wühl +5 more
2004Transplantation69 citations Open access
Semantic Scholar
High prevalence of febrile urinary tract infections after paediatric renal transplantation.
U. John, A. Everding, E. Kuwertz-Bröking, M. Bulla +3 more
2006Nephrology, Dialysis and Transplantation65 citations
Semantic Scholar
Low levels of urinary epidermal growth factor predict chronic kidney disease progression in children.
K. Ažukaitis, W. Ju, M. Kirchner, V. Nair +112 more
2019Kidney International57 citations Open access
Semantic Scholar
Prospective, Randomized Trial on Late Steroid Withdrawal in Pediatric Renal Transplant Recipients Under Cyclosporine Microemulsion and Mycophenolate Mofetil
B. Höcker, L. Weber, R. Feneberg, J. Drube +8 more
2009Transplantation57 citations Open access
Semantic Scholar
Ambulatory blood pressure monitoring in children with unilateral multicystic dysplastic kidney
T. Seeman, U. John, K. Bláhová, H. Vondřichová +2 more
2001European Journal of Pediatrics54 citations
Semantic Scholar
Microalbuminuria in children with primary and white-coat hypertension
T. Seeman, M. Pohl, D. Palyzová, U. John
2012Pediatric nephrology (Berlin, West)50 citations
Semantic Scholar
Advanced glycation end products in children with chronic renal failure and type 1 diabetes
J. Misselwitz, S. Franke, E. Kauf, U. John +1 more
2002Pediatric nephrology (Berlin, West)50 citations
Semantic Scholar
Transitional Care and Adherence of Adolescents and Young Adults After Kidney Transplantation in Germany and Austria
M. Kreuzer, J. Prüfe, M. Oldhafer, Dirk Bethe +26 more
2015Medicine44 citations Open access
Semantic Scholar
Urinary tract infections in children after renal transplantation
U. John, M. Kemper
2009Pediatric nephrology (Berlin, West)44 citations Open access
Semantic Scholar
The impact of fetal renal pelvic diameter on postnatal outcome
U. John, C. Kähler, S. Schulz, H. Mentzel +2 more
2004Prenatal Diagnosis44 citations
Semantic Scholar
Risk factors for renal insufficiency in children with urethral valves
M. Pohl, H. Mentzel, S. Vogt, M. Walther +2 more
2012Pediatric nephrology (Berlin, West)39 citations
Semantic Scholar
Voiding urosonography with ultrasonography contrast medium in children
H. Mentzel, S. Vogt, U. John, W. Kaiser
2002Pediatric nephrology (Berlin, West)39 citations
Semantic Scholar
Effect of the dialysis fluid buffer on peritoneal membrane function in children.
C. Schmitt, Barbara Nau, G. Gemulla, K. Bonzel +8 more
2013American Society of Nephrology. Clinical Journal31 citations Open access
Semantic Scholar
Transition structures and timing of transfer from paediatric to adult-based care after kidney transplantation in Germany: a qualitative study
J. Prüfe, M. Dierks, Dirk Bethe, M. Oldhafer +26 more
2017BMJ Open28 citations Open access
Semantic Scholar
Febrile urinary tract infection after pediatric kidney transplantation: a multicenter, prospective observational study
F. Weigel, A. Lemke, B. Tönshoff, L. Pape +11 more
2016Pediatric nephrology (Berlin, West)28 citations
Semantic Scholar
Novel developments in thrombotic microangiopathies: is there a common link between hemolytic uremic syndrome and thrombotic thrombocytic purpura?
P. Zipfel, G. Wolf, U. John, K. Kentouche +1 more
2011Pediatric nephrology (Berlin, West)24 citations
Semantic Scholar
Evaluation of bone-mineral density by digital X-ray radiogrammetry (DXR) in pediatric renal transplant recipients
H. Mentzel, U. John, J. Boettcher, A. Malich +4 more
2005Pediatric Radiology22 citations
Semantic Scholar
Angiotensin Receptor Blocker Reduces Proteinuria Independently of Blood Pressure in Children Already Treated with Angiotensin-Converting Enzyme Inhibitors
T. Seeman, M. Pohl, J. Misselwitz, U. John
2009Kidney & Blood Pressure Research19 citations
Semantic Scholar
Automated Greulich–Pyle bone age determination in children with chronic kidney disease
E. Nüsken, D. Imschinetzki, K. Nüsken, Friederike Körber +12 more
2015Pediatric nephrology (Berlin, West)18 citations
Semantic Scholar
Diagnosis of Alport syndrome—search for proteomic biomarkers in body fluids
M. Pohl, K. Danz, O. Gross, U. John +7 more
2013Pediatric nephrology (Berlin, West)18 citations
Semantic Scholar
Estimated one‐yr glomerular filtration rate is an excellent predictor of long‐term graft survival in pediatric first kidney transplants
J. Muscheites, M. Wigger, E. Drueckler, I. Klaassen +7 more
2009Pediatric Transplantation18 citations
Semantic Scholar
Precise variant interpretation, phenotype ascertainment, and genotype–phenotype correlation of children in the EARLY PRO‐TECT Alport trial
Jan Boeckhaus, J. Hoefele, K. Riedhammer, B. Tönshoff +18 more
2020Clinical Genetics17 citations Open access
Semantic Scholar
Steroid withdrawal improves blood pressure control and nocturnal dipping in pediatric renal transplant recipients: analysis of a prospective, randomized, controlled trial
B. Höcker, L. Weber, U. John, J. Drube +7 more
2018Pediatric nephrology (Berlin, West)14 citations
Semantic Scholar
Successful renal transplantation in a patient with heterozygous prothrombin gene, factor V Leiden mutation and heparin‐induced thrombocytopenia using r‐hirudin as anticoagulant
U. John, K. Kentouche, G. Nowak, J. Schubert +1 more
2006Pediatric Transplantation12 citations
Semantic Scholar
[Concept to improve adherence in adolescents following renal transplantation: vision or reality?].
U. John, G. Offner, K. Breuch, M. Oldhafer
2009Der Urologe (Ausg. A)11 citations
Semantic Scholar
Ambulatory Blood Pressure, Proteinuria and Uric Acid in Children with IgA Nephropathy and Their Correlation with Histopathological Findings
T. Seeman, M. Pohl, U. John, J. Dušek +5 more
2008Kidney & Blood Pressure Research9 citations
Semantic Scholar
The use of cinacalcet after pediatric renal transplantation: an international CERTAIN Registry analysis
J. Bernardor, C. Schmitt, Jun Oh, A. Sellier-Leclerc +9 more
2020Pediatric nephrology (Berlin, West)8 citations Open access
Semantic Scholar
Oligohydramnios associated with sonographically normal kidneys.
U. John, K. Benz, A. Hübler, L. Patzer +2 more
2012Urology8 citations
Semantic Scholar
Proteinuria in children with autosomal dominant polycystic kidney disease.
T. Seeman, M. Pohl, U. John
2018Minerva Pediatrica6 citations
Semantic Scholar
Two-hour postdose concentration: a reliable marker for cyclosporine exposure in adolescents with stable renal transplants.
U. John, S. Ullrich, M. Roskos, J. Misselwitz
2005Transplantation Proceedings5 citations
Semantic Scholar
Hypomagnesaemia is absent in children with autosomal dominant polycystic kidney disease
T. Seeman, M. Fořtová, B. Sopko, R. Průša +2 more
2018Annals of Clinical Biochemistry1 citations Open access
Semantic Scholar
Febrile Uriniary Tract Infections (fUTI) After Pediatric Kidney Transplantation (pKTx): A Prospective Multicenter Study.: Abstract# 2182
M. Kemper, A. Lehnhardt, F. Weigel, U. John
20141 citations Open access
Semantic Scholar
Prognose konnataler Uropathien
U. John
2010Monatsschrift Kinderheilkunde1 citations
Semantic Scholar
IPNA Seventh Symposium on Growth and Development in Children with Chronic Kidney Disease: The Molecular Basis of Skeletal Growth, 1 - 3 April 2004, Heidelberg, Germany
D. Marks, YU Peng, R. Cone, R. Mak +12 more
2005Pediatric nephrology (Berlin, West)1 citations
Semantic Scholar
Oral Session: Kidney V: Infectious and Metabolic Complications
Handan B. Ozdemir, E. Baskın, F., N. Ozdemir +15 more
20170 citations Open access
Semantic Scholar
Antiviral Chemoprophylaxis with (val-)Ganciclovir Reduces the Incidence of Epstein-Barr Virus (EBV) Primary Infection after Pediatric Renal Transplantation (RTx): 854
B. Höcker, S. Böhm, H. Fickenscher, Uta Küsters +11 more
20120 citations
Semantic Scholar

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