G. L. , P. R. , B. S. , .. , and V. L. , ) the Fondation pour la Recherche Médicale (ING20140129210 and SPF20150934219), and the Centre Hospitalier Universitaire de Nice and the Direction générale de l'offre de soins of the French Ministry of Health (Phospholipase A2 Receptor (PLA2R1) Autoantibodies in Membranous Nephropathy in Kidney Transplantation Programme, PHRC2011-A01302-39, NCT01897961) to, the Seventh Framework Programme of the European Community contract no. 2012-305608 (European Consortium for High-Throughput Research in Rare Kidney Diseases) (to P.R.), and by grants from CNRS, the National Research Agency to G.L. through the

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