Fig. 2From: Application of fungal fluorescent staining in oral candidiasis: diagnostic analysis of 228 specimensa A case of highly suspected oral candidiasis via HE staining under light microscopy (× 40). b Fungal organism (white arrows) on PAS of same specimen (×40). c Fungal organisms from the same section as B distinguishable via fluorescence microscopy as tubular or tubulo-annular structures (white arrows) with a thin rim of bright blue fluorescence (× 40)Back to article page