Anti-Phospholipase A2 Receptor Antibody Expression at Different Stages of Idiopathic Membranous Nephropathy

Table 1

Anti-PLA₂R expression in tissue and anti-PLA₂R fluorescence intensity in blood.

Group	Anti-PLA2R expression in tissue					Anti-PLA2R fluorescence intensity in blood
	−	±	+	++	+++	−	±	+	++	+++
Stage I (20)	6	6	8	0	0	5	6	9	0	0
Stage II (20)	2	1	1	8	8	1	0	2	9	8
Stage III (20)	2	0	1	8	9	2	0	1	9	8
Stage IV (20)	6	6	8	0	0	5	6	9	0	0
Stage V (20)	8	8	4	0	0	8	9	3	0	0
Control group (20)	19	0	1	0	0	19	0	1	0	0
Normal group (20)	—	—	—	—	—	20	0	0	0	0
Total	43	21	21	21	21	60	21	25	25	16