ADSORPTION OF PROTEINS ON POLYSTYRENE MICROSPHERES AND DEVELOPMENT OF A LATEX AGGLUTINATION-TEST

被引:0
|
作者
GRITSKOVA, IA [1 ]
NUSS, PV [1 ]
DOROKHOVA, EA [1 ]
GUSEV, SA [1 ]
KRASHENINNIKOVA, IG [1 ]
ALKHAVARIN, DI [1 ]
机构
[1] MOSCOW PHYSICOCHEM MED INST,MOSCOW 119435,RUSSIA
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中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Adsorption of human serum albumin (HSA) on the particles of polystyrene suspensions with a narrow particle diameter distribution and obtained in the presence of the monomer-soluble stabilizer, di-p-tolyl-o-carbalcoxyphenylcarbinol (DTC), was studied. Values of the limiting adsorption GAMMA(max), mg/m2, for media with different pH values (4.0, 5.8, 6.8, 7.7) were determined. The binding of HSA molecules with polystyrene microspheres was shown to be maximal at pH 4 and minimal at pH 7.7. Conditions for the preparation of the latex test with maximal sensitivity were determined.
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页码:420 / 423
页数:4
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