Question

List at least 5 different types of biological stains and their uses.

Answer 1

1. Acridine orange:- it is a nucleic acid selective fluorescent cationic dye useful for cell cycle determination.
2. Carmine:- it is a red dye used to stain glycogen.
3. Coomassie blue:- it is used to stain proteins in a strong blue colour.
4. Cresyl violet:- it is used to stain the acidic components of the neuronal cytoplasm in a violet colour.
5. Crystal violet:- it is used to stain cell wall in a purple colour.