PLA2R1 and lobular neoplasia: Among the non-MN patients, 18 out of 21 lupus nephropathy (LN) patients with class V disease (1 LN-V, 10 LN-IV+V, 7 LN-III+V) were negative for circulating anti-PLA2R/anti-THSD7A and glomeruli PLA2R/THSD7A.