Penicillinase,hematein and nano gold colloid were immobilized,as a modified membrane,on a plane Pt electrode by glutaraldehyde-bovine serum albumin.

用-牛血清白蛋白交联法将青霉素酶、纳米金胶和氧化苏木精同时修在铂电极上,制成电流型电化学生物传感器。

Amino acid analysis showed that the inactivation of the enzyme was due to the modification of the arginyl residue by butanedione( Table3).

氨基酸分析表明,酶的因为丁酮修了精氨酸残基。