PAS stains the following except -
TABLE 2.1: Common Special (Histochemical) Stains in Surgical Pathology (in Alphabetic Order of Constituents). Stain: Periodic acid-Schiff (PAS) Component/Tissue:Carbohydrates(paicularly glycogen),all mucins. Dyes: Periodic acid Schiff reagent(basic fuschin) Interpretation: glycogen and other carbohydrates: magenta nuclei: blue HARSH MOHAN Textbook of pathology 6th edition pg no 12
Glycogen
Lipids
Fungal cell wal
Basement membrane of bacteria
miscellaneous