Which of the following dye is used for staining mitochondria?
Open in App
Verified by Toppr
Correct option is A)
Janus Green B is a basic dye and vital stain used in histology. It is also used to stain mitochondria supravitally. The indicator Janus Green B changes colour according to the amount of oxygen present.
If oxygen is present - Indicator is oxidised to blue colour.
If oxygen is absent - Indicator is reduced to pink colour.
Saffranin or counter stain and crystal violets are commonly used to stain bacterial cells.