ADGRE2 and lupus nephritis: A role of these genes in vascular and/or inflammation-mediated kidney diseases is further substantiated by the associations with diabetes nephritis (ADGRE1, ADGRE5), lupus nephritis (ADGRE1, ADGRE2, ADGRE5), renal vasculitis (ADGRE2, ADGRE5), IgA nephropathy (ADGRE5) and renal hypertension (ADGRE5).