Review
Copyright ©The Author(s) 2022.
World J Diabetes. Jul 15, 2022; 13(7): 498-520
Published online Jul 15, 2022. doi: 10.4239/wjd.v13.i7.498
Table 2 Staining characteristics of the mesangial deposits in diabetic kidney diseases, fibronectin-1 nephropathy, and type III collagen glomerulopathy

Periodic acid Schiff
Methenamine silver
Congo red
Specific analysis
Diabetic kidney diseasePositivePositiveNegativeUnknown material
Fibronectin-1 nephropathyPositiveNegativeNegativeFibronectin-1
Type III collagen nephropathyNegativeNegativeNegativeType III collagen