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    Electrochemical biosensor for simultaneous determination of guanine and adenine based on dopamine-melanin colloidal nanospheres–graphene composites

    Dopamine-melanin colloidal nanospheres (Dpa-melanin CNDs)–graphene composites-modified glassy carbon electrode (GCE) was prepared by a simple procedure and then successfully used to simultaneously determine gu...

    Hai-Bo Wang, Hong-Ding Zhang, Lu-Lu Xu, Tian Gan in Journal of Solid State Electrochemistry (2014)