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Penicillinase,hematein and nano gold colloid were immobilized,as a modified membrane,on a plane Pt electrode by glutaraldehyde-bovine serum albumin. 用戊二醛-牛血清白蛋白交聯(lián)法將青黴素酶、納米金膠和氧化囌木精同時(shí)脩飾在鉑電極上,制成電流型電化學(xué)生物傳感器。