This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
The staining useful for antemoem diagnosis of rabies is - 
Select and explain. 
A. Seller, B. Macchiavillo, C. Giemsa, D. Fluorescent
D: Fluorescent
Answer: D: Fluorescent 
Explanation: Antemoum:The method most commonly used for the diagnosis is the demonstration of rabies virus antigens by immunofluorescence. Direct immunoflourescence is done using monoclonal antibodies tagged with fluorescin isothiocyanate. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO-533