by Katy | Nov 19, 2021
This is a non-specific flourochrome that binds to cellulose and chitin in fungal cell walls. When ultraviolet (UV) light is shone on the stain it appears bluish white against a dark background, highlighting fungal structures (Fig 2.2). Figure 2.2 Calcofluor White...
by Katy | Nov 19, 2021
This stain is used on CSF, urine and other bodily fluids to visualize encapsulated microorganisms, such as Cryptococcus neoformans. The polysaccharide capsule refracts the ink causing the capsule to appear like a clear halo around the organism (Fig 2.1). Figure 2.1...
