The hybridization reaction was conducted by immersing the ssDNA-immobilized electrode in FCA-DNA probe solution.

• FCA一DNA探针的制备及应用在EDAC的活化下，FCA分子结构上的梭基与NHZ一ssDNA上的氨基作用，将摘要FCA直接标记在NHZ一ssDNA上，制备成FCA一SSDNA探针。