Which of the following stains is used to study fungal morphology in tissue sections?: (A) PAS, (B) Von- kossa, (C) Alizarin Red, (D) Masson's Trichrome
Answer is A. PAS, Grocott silver stain stains fungus and their morphology. Ref: Diagnosis and Treatment of Human Mycoses By Michael G. Rinaldi, Page 42; Dermatopathology : The Basics By Bruce R. Smoller, Kim M. Hiatt, Page 64; Eye Pathology : An Atlas and Text By Ralph C. Eagle, Page 295.