Search results
Results from the WOW.Com Content Network
The term "vital stain" is used by some authors to refer specifically to an intravital stain, and by others interchangeably with a supravital stain, the core concept being that the cell being examined is still alive. As the cells are alive and unfixed, outside the body, supravital stains are temporary in nature. [1] [2]
Dog with atopic dermatitis, with signs around the eye created by rubbing. Atopy is a hereditary [3] and chronic (lifelong) allergic skin disease. Signs usually begin between 6 months and 3 years of age, with some breeds of dog, such as the golden retriever, showing signs at an earlier age.
In supravital staining, living cells have been removed from an organism, whereas intravital staining is done by injecting or otherwise introducing the stain into the body. The term vital stain is used by some authors to refer to an intravital stain, and by others interchangeably with a supravital stain , the core concept being that the cell ...
Heinz body stain of feline blood, showing three distinct Heinz bodies. Heinz bodies appear as small round inclusions within the red cell body, though they are not visible when stained with Romanowsky dyes. They are visualized more clearly with supravital staining [5] [6] (e.g., with new methylene blue, crystal violet or bromocresol green).
It is a supravital stain. [2] It is closely related to methylene blue, an older stain in wide use. Safety. New methylene blue is toxic. Skin contact or inhalation ...
However, in dogs affected by an autoimmune disease, the immune system loses the ability to make this distinction, causing the immune system to attack the body. [5] Autoimmune diseases in the base layer of the epidermis are characterized by damage to the connective tissue and vesicle formation located below the epidermis layer and the dermis ...
The stain is an important histochemical stain used to demonstrate the distribution and amount of iron deposits in liver tissue, often in the form of a biopsy. [ 6 ] [ 7 ] Perls's procedure may be used to identify excess iron deposits such as hemosiderin deposits ( hemosiderosis ) and in conditions such as hereditary hemochromatosis . [ 8 ]
Positive histologic stains that aid in the diagnosis of conditions of or affecting the human integumentary system Stain Cell, material, and/or structure(s) stained Condition(s) in which stain is positive Actin-specific enolase: Infantile digital fibromatosis: AE1/AE3: Squamous cell carcinoma: Alcian blue: Lipoid proteinosis Papular mucinosis ...