Which method can stain for myelin and differentiate some fungi?

The method that can stain for myelin and differentiate some fungi is Luxol Fast Blue combined with Periodic Acid-Schiff (PAS). Luxol Fast Blue is specifically used to stain myelin, allowing visualization of myelin sheaths in nervous tissue. This makes it particularly useful in identifying demyelination and assessing certain neurological conditions.

When used in combination with PAS, this staining method can also highlight polysaccharides, which are present in the cell walls of some fungi. The PAS component allows these fungi to be distinguished from surrounding tissues, as it reacts with the polysaccharides in their cell walls, resulting in a contrasting color that enhances visualization.

This dual capability makes the Luxol Fast Blue with PAS method particularly versatile in histopathology, as it can provide insights into both myelin integrity and fungal presence in tissue samples.