Patent ID: 7416891
Filing Date: 2008-08-26
Classification: G01N,Y10T

Abstract:
1. A reagent for classifying leucocytes, wherein said reagent comprises; a) a surfactant for lysing erythrocytes and partly damaging cell membrane of leucocytes, wherein the only said surfactant in the reagent is at least one of the surfactants selected from the group consisting of a cationic surfactant, an amphoteric surfactant, and the combination thereof, b) an organic compound having phenyl or heterocyclic group, wherein when said surfactant is a cationic surfactant, said organic compound is an organic compound having an anionic group; when said surfactant is an amphoteric surfactant or a combination of amphotheric and cationic surfactants, said organic compound is an organic compound having an anionic or cationic group; and c) a buffer for adjusting pH.