A puzzling feature of Colloidal Iron positive and Alcian Blue negative material.
D000818:Animals; D003102:Colloids; D004396:Coloring Agents; D005321:Extraembryonic Membranes / Q000032:analysis*; D005399:Fishes; D006025:Glycosaminoglycans / Q000032:analysis; D006651:Histocytochemistry; D006863:Hydrogen-Ion Concentration; D007501:Iron; D010640:Phenothiazines; D012394:Rosaniline Dyes; D013194:Staining and Labeling
D003102:Colloids; D004396:Coloring Agents; D006025:Glycosaminoglycans; D010640:Phenothiazines; D012394:Rosaniline Dyes; D007501:Iron