Fixation of a biological material

G - Physics – 01 – N

Patent

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G01N 1/30 (2006.01)

Patent

CA 2679172

The present invention relates to a method for the treatment of a biological material, comprising the steps i) providing a biological material, and ii) contacting the biological material with a first non-aqueous composition comprising: (a1) 10 to 90 vol.% methanol, and (a2) at least one additional additive, and (a3) optionally an acid. iii) transferring the biological material into a second composition (B) comprising up to 99 vol.% ethanol as well as to a new composition for preservation of a biological material usable in said method and the biological material resulting from this method, a method for the analysis of a treated biological material, various kits as well as the use of the composition in such a method.

La présente invention concerne un procédé de traitement d'un matériel biologique, lequel procédé comprend les étapes consistant i) à utiliser un matériel biologique, ii) à mettre le matériel biologique en contact avec une première composition non aqueuse contenant (a1) de 10 à 90 % en volume de méthanol, (a2) au moins un additif supplémentaire et (a3) éventuellement un acide; et iii) à transférer le matériel biologique dans une seconde composition (B) contenant jusqu'à 99 % en volume d'éthanol. Cette invention concerne également une nouvelle composition de conservation d'un matériel biologique pouvant être utilisée dans ce procédé, le matériel biologique obtenu par ce procédé, un procédé d'analyse d'un matériel biologique traité, divers nécessaires, ainsi que l'utilisation de cette composition dans ce procédé.

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Profile ID: LFCA-PAI-O-2006698

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