Perls Prussian blue stain

Perls Prus·sian blue stain

(pĕrlz),
a stain for ferric iron as in hemosiderins, using potassium ferrocyanide in acetic acid or dilute hydrochloric acid followed by a red counterstain such as safranin O or neutral red; various hemosiderins and most mineral irons give a blue-green reaction, whereas nuclei stain red.

Perls,

Max, German pathologist, 1843-1881.
Perls Prussian blue stain - for ferric iron.
Perls test - for hemosiderin, utilizing Perls Prussian blue stain.
References in periodicals archive ?
The histologic sections of all 50 cases were reviewed and assessed for stainable iron on Perls Prussian blue stain.