Modified afb stain procedure (ziehl-neelsen stain) principle, uses
AFB use carbol fuchsin (a red dye) followed by acid-alcohol decolorization and counterstaining with methylene blue. AFB appear bright red against a blue background. Modified afb stain procedure Following are the 4 steps in acid-fast staining. Why ziehl-neelsen stain (ZN staining) is called acid fast? In the ziehl Neilsen stain, we use strong acids such … Read more