Publications by authors named "J F Wetzels"

Introduction: Standard treatment with cyclophosphamide (CP) or rituximab (RTX) is suboptimal. We adapted and used the low-dose regimen used in vasculitis (RTX 2 × 1000 mg, CP 1.5 mg/kg/d × 8 weeks, and prednisone [i.

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Article Synopsis
  • The haemolytic uraemic syndromes (HUS) include various conditions, with some linked to complement activation (CaHUS).
  • The 2023 International Society of Nephrology HUS Forum featured experts discussing the latest knowledge, uncertainties, and proposed solutions in diagnosing and managing HUS.
  • Key areas needing research include naming conventions, complement testing, identifying biomarkers, genetic factors for aHUS, treatment strategies for C5 inhibitors, and improving access to care for patients.
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Introduction: Primary membranous nephropathy (PMN) is most often caused by autoantibodies to phospholipase A2 receptor (PLA2R). M-PLACE (NCT04145440) is an open-label, phase 1b/2a study that assessed the safety and efficacy of the fully human anti-CD38 monoclonal antibody felzartamab in high-risk anti-PLA2R+ PMN.

Methods: Patients with newly diagnosed or relapsed PMN (cohort 1 [C1];  = 18) or PMN refractory to immunosuppressive therapy (IST) (cohort 2 [C2];  = 13) received 9 infusions of felzartamab 16 mg/kg in the 24-week treatment period, followed by a 28-week follow-up.

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