metachromasia /meta·chro·ma·sia/ (-kro-ma´zhah)
metachromasia
metachromasia [met″ah-kro-ma´zhah]
1. failure to stain true with a given stain.
2. the different coloration of different tissues produced by the same stain.
3. change of color produced by staining.
met·a·chro·ma·sia (m t  -kr -m  zh)n. 1. The characteristic of a cell or tissue component of taking on a color different from that of the dye with which it is stained. 2. The property of certain dyes to stain different substances different colors. |
metachromasia
[-krōmā′zhē·ə]
Etymology: Gk, meta, beyond, chroma, color
a tissue-staining phenomenon in which cells being examined acquire a color other than that of the dye used. Cartilage cells, for example, may appear red after being stained with a blue dye. The cause is an interaction between the dye molecules and the acidic radicals of the tissue cells. Also called metachromism.
metachromasia [met″ah-kro-ma´zhah]
1. failure to stain true with a given stain.
2. the different coloration of different tissues produced by the same stain.
3. change of color produced by staining. adj., adj metachromat´ic.
metachromasia
1. failure to stain true with a given stain.
2. the different coloration of different tissues produced by the same stain.
3. change of color produced by staining.
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