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Jones' stain
From Wikipedia, the free encyclopedia
Jones' stain, also Jones stain, is a methenamine silver-Periodic acid-Schiff stain used in pathology.[1] It is also referred to as methenamine PAS which is commonly abbreviated MPAS.
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It stains for basement membrane and is widely used in the investigation of medical kidney diseases.
The Jones stain demonstrates the spiked GBM, caused by subepithelial deposits, seen in membranous nephropathy.