Which of the following is a special stain used to diagnose fungal hyphae in tissues-
Ans. is 'b' i.e., Silver methenamineo Gomori methamine silver stain (GMS) and periodic acid Schiff (PAS) are the two most common stains used to look for fungi in tissues and cytology specimens.
Masson trichome
Silver methenamine
Congo Red
Alizarin Red