PURIFICATION OF HUMAN GLUTAMATE-DEHYDROGENASE (GDH) AND AN ADSORPTIVE VOLTAMMETRIC INVESTIGATION OF THE INTERACTION OF GDH WITH RABBIT ANTI-HUMAN GDH ANTIBODY

被引:6
作者
CARTY, P
OKENNEDY, R
ABAD, EL
ALVAREZ, JMF
FLORES, JR
SMYTH, MR
TIPTON, K
机构
[1] DUBLIN CITY UNIV,SCH CHEM SCI,DUBLIN 9,IRELAND
[2] DUBLIN CITY UNIV,SCH BIOL SCI,DUBLIN 9,IRELAND
[3] UNIV DUBLIN TRINITY COLL,DEPT BIOCHEM,DUBLIN 2,IRELAND
关键词
Adsorptive stripping voltammetry; Anti-glutamate dehydrogenase antibody; Glutamate dehydrogenase;
D O I
10.1039/an9901500617
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A procedure for the isolation of glutamate dehydrogenase (GDH) from human liver, which involves the use of ion-exchange chromatography on diethylaminoethyl cellulose and affinity chromatography on guanosine triphosphate conjugated to Sepharose 4B, is described. The adsorptive voltammetric behaviour of human GDH, bovine GDH and rabbit anti-human GDH antibody was optimised with respect to accumulation potential, accumulation time and scan rate. The lower limits of detection were 0.2 and 1.2 mg l-1 for human and bovine GDH, respectively, and the lower limit of detection for rabbit anti-GDH antibody was 0.04 mg l-1. The interaction of human GDH with rabbit anti-human GDH antibody was also examined using this method.
引用
收藏
页码:617 / 621
页数:5
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