tissue fixative

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• Fixative — A medium such as a solution or spray that preserves specimens of tissues or cells. Most biopsies and specimens removed at surgery are fixed in a solution such as formalin (dilute formaldehyde) before further processing takes place. Other common… …   Medical dictionary

• Fixative — A fixative is a stabilizing or preservative agent:*Fixative (drawing) *Fixation (histology), a solution used to preserve or harden fresh tissue of cell specimens for microscopic examination. *Fixative (perfumery) *embalming chemicals …   Wikipedia

• fixative — noun Date: circa 1859 something that fixes or sets: as a. a substance added to a perfume especially to prevent too rapid evaporation b. a substance used to fix living tissue c. a varnish used especially for the protection of drawings (as in… …   New Collegiate Dictionary

• glutaraldehyde fixative — a fixative used in specimen preparation for electron microscopy that does not simultaneously stain the tissue …   Medical dictionary

• Maximow fixative — a fixing solution similar to Helly fluid but containing twice as much formaldehyde solution; used in preserving animal tissue …   Medical dictionary

• Formaldehyde — For other uses, see Formaldehyde (disambiguation). Formaldehyde …   Wikipedia

• Glutaraldehyde — Chembox new ImageFile = glutaraldehyde structure.png ImageSize = 200px IUPACName = Pentane 1,5 dial OtherNames = Pentanedial, Glutural, Glutardialdehyde, Glutaric acid dialdehyde, Glutaric aldehyde, Glutaric dialdehyde, 1,5 Pentanedial Section1 …   Wikipedia

• glutaraldehyde — A dialdehyde used as a fixative for electron microscopy, especially for nuclear morphology and for localization of enzyme activity; also used as a germicidal agent for disinfection and sterili …   Medical dictionary

• glutaraldehyde — ˌglüd.əˈraldəˌhīd noun Etymology: glutaryl + aldehyde : a compound C5H8O2 that contains two aldehyde groups and is used especially in leather tanning, in the fixation of biological tissues, and as a disinfectant * * * /glooh teuh ral deuh huyd / …   Useful english dictionary

• picric acid — Has been used as an application in burns, eczema, erysipelas, and pruritus. SYN: carbazotic acid, nitroxanthic acid. [G. pikros, bitter] * * * pic·ric acid .pik rik n a bitter toxic explosive yellow crystalline strong acid C6H3N3O7 used esp. as a …   Medical dictionary

• trinitrophenol — tri·ni·tro·phe·nol fē .nōl, .nȯl, fi nōl or 2,4,6 trinitrophenol .tü .fȯr .siks n PICRIC ACID * * * n. see picric acid * * * tri·ni·tro·phe·nol (tri″ni tro feґnol) a yellow crystalline substance used as a dye and a tissue fixative; its… …   Medical dictionary