Purpose of Staining

Purpose of Staining

Staining is very useful for the following reasons:

·        To make the microscopic semi transparent microbial cell visible.

·        To reveal the size and shape of microorganisms.

·        To demonstrate the presence of internal and external structures of microbial cells.

·        To distinguish between different types of microorganisms.

·        To produce specific chemical and physical reactions.

·        To preserve the stained microorganisms as specimen slide.