Electron microscopy is helpful in diagnosis of -: (A) Rotavirus, (B) RSV, (C) Herpesvirus, (D) Prion
Answer is A. Laboratory diagnosis of rotavirus include electron microscooy and immunielectron microscopy-these are expensive and comolicated procedures.concentration of more than 10^6 paicles per ml are necessary for the virus to be seen in feces by elwctron microscopy. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:561