Hale colloidal iron stain

Hale col·loi·dal i·ron stain

(hāl),
a stain used to distinguish acid mucopolysaccharides such as hyaluronic acid; may be combined with periodic acid-Schiff to also visualize carbohydrate-containing proteins and glycoproteins.

Hale col·loi·dal i·ron stain

(hāl kŏ-loyd'ăl ī'ŏrn stān)
A stain used to distinguish acid mucopolysaccharides (e.g., hyaluronic acid); may be combined with PAS to visualize carbohydrate-containing proteins and glycoproteins.
References in periodicals archive ?
In the sarcomatoid component, diffuse vimentin positivity (Figure 5) and focal SMA positivity were observed, whereas other markers, as well as Hale colloidal iron stain, were negative.