A dye used in microscopic or electron microscopic examination of cells and tissues to give contrast and to highlight particular features of interest, such as nuclei and cytoplasm.
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This entity has been manually annotated by the ChEBI Team.
Definition :
A dye that is a mixture of methyl blue and water blue. Used for staining collagen in Masson's trichrome and Mallory's method for connective tissue.
methyl blue Mass :799.80000
Formula :
C37H27N3Na2O9S3
Definition :
A mixture comprising four closely related phenazine derivatives mauveine A, mauveine B, mauveine B2 and mauveine C. A violet coloured dye.
auramine O Mass :303.83000
Formula :
C17H21N3.HCl
C17H22ClN3
Definition :
Thioflavin S is a homogenous mixture of compounds that results from the methylation of dehydrothiotoluidine in the presence of sulfonic acid. It is used to stain amyloid plaques.
Definition :
A variable mixture of several compounds isolated from lichens, the eight most abundant being alpha-aminoorcein, alpha-hydroxyorcein, beta-aminoorcein, gamma-aminoorcein, beta-hydroxyorcein, gamma-hydroxyorcein, beta-aminoorceimine and beta-aminoorceimine (all are phenoxazine-based). It is used for the demonstration of elastic fibres as well as to stain the rough endoplasmic reticulum of hepatitis B infected liver cells.